Incumbent Local Exchange Carrier (ILEC)
1,786 OCNs · 71,376 blocks · 7 recent.
| OCN | Company | HQ | Holding | Total | Recent |
|---|---|---|---|---|---|
| 2214 | Columbine Telephone Company dba Silver Star Communications | Freedom, WY | Horizon Communications Inc | 16 | 3 |
| 1037 | Illinois Consolidated Telephone Company | Mattoon, IL | Consolidated Communications Holdings Inc | 48 | 2 |
| 9348 | Cincinnati Bell Telephone Company LLC | Cincinnati, OH | Cincinnati Bell Inc | 1,035 | 1 |
| 0511 | Yadkin Valley Telephone Membership Corporation | Yadkinville, NC | 53 | 1 | |
| 8051 | Bell Ontario | London, ON | 2,054 | · | |
| 0470 | Brightspeed of Eastern North Carolina LLC | Overland Park, KS | Sprint Corporation | 1,700 | · |
| 0615 | Frontier North Inc - OH | Rochester, NY | Frontier Commnunications Corporation | 1,692 | · |
| 1015 | Frontier North Inc - IL | Rochester, NY | Frontier Commnunications Corporation | 1,614 | · |
| 0341 | CenturyLink of Florida Inc (United) | Overland Park, KS | CenturyLink Inc | 1,449 | · |
| 0695 | Frontier North Inc - MI | Rochester, NY | Frontier Commnunications Corporation | 1,178 | · |
| 0772 | Frontier North Inc - IN | Rochester, NY | Frontier Commnunications Corporation | 1,138 | · |
| 0661 | Brightspeed of Northwest Ohio Inc | Overland Park, KS | Sprint Corporation | 1,059 | · |
| 8050 | Bell Quebec | London, ON | 1,024 | · | |
| 8086 | Telus Communications Inc - BC | Burnaby, BC | 1,019 | · | |
| 8084 | Telus Communications Inc | Burnaby, BC | 991 | · | |
| 1568 | Windstream Nebraska Inc | Little Rock, AR | Windstream Corporation | 968 | · |
| 0096 | Citizens Telecommunications Company of New York Inc dba Frontier Communicatons of New York | Rochester, NY | Frontier Communications Corporation | 878 | · |
| 1181 | Valor Telecommunications of Texas LP - TX #2 dba Windstream Communications Southwest | Little Rock, AR | Windstream Corporation | 834 | · |
| 4332 | Windstream Georgia Communications Corporation | Little Rock, AR | Windstream Corporation | 829 | · |
| 4324 | Ziply Fiber Northwest LLC dba Ziply Fiber | Rochester, NY | Frontier Communications Corporation | 783 | · |
| 1163 | Valor Telecommunications of Texas LP - TX #1 dba Windstream Communications Southwest | Little Rock, AR | Windstream Corporation | 779 | · |
| 0886 | Frontier North Inc - WI | Rochester, NY | Frontier Commnunications Corporation | 728 | · |
| 0176 | Windstream Pennsylvania Inc | Little Rock, AR | Windstream Corporation | 716 | · |
| 1178 | Windstream Iowa Communications Inc | Little Rock, AR | Windstream Corporation | 714 | · |
| 1167 | Windstream Iowa Communications Inc - North | Little Rock, AR | Windstream Corporation | 705 | · |
| 3100 | Hawaiian Telcom Inc - HI | Honolulu, HI | Hawaiian Telecom Communications Inc | 699 | · |
| 9690 | Windstream Kentucky East Inc - Lexington | Little Rock, AR | Windstream Corporation | 682 | · |
| 0254 | Brightspeed of Virginia LLC | Overland Park, KS | Sprint Corporation | 669 | · |
| 0209 | Brightspeed of Pennsylvania LLC | Overland Park, KS | Sprint Corporation | 651 | · |
| 0121 | Frontier Telephone of Rochester Inc | Rochester, NY | Frontier Communications Corporation | 638 | · |
| 3201 | Puerto Rico Telephone Company | San Juan, PR | Telecommunicacuones De Puerto Rico Inc | 624 | · |
| 1811 | Embarq Missouri Inc dba CenturyLink - MO | Overland Park, KS | CenturyLink Inc | 595 | · |
| 1691 | Windstream Arkansas Inc | Little Rock, AR | Windstream Corporation | 582 | · |
| 2348 | CenturyLink of Nevada LLC | Overland Park, KS | Sprint Corporation | 576 | · |
| 1123 | Citizens Telecommunications Company of Minnesota LLC dba Frontier Citizens Communications of MN | Rochester, NY | Frontier Communications Corporation | 570 | · |
| 0832 | Brightspeed of Indiana LLC | Overland Park, KS | Sprint Corporation | 558 | · |
| 9787 | Brightspeed of Missouri LLC | Monroe, LA | CenturyLink Inc | 552 | · |
| 1183 | Citizens Telecommunications Company of Illinois dba Frontier Citizens Communications of Illinois | Rochester, NY | Frontier Communications Corporation | 517 | · |
| 1810 | United Telephone Company of Eastern Kansas dba CenturyLink | Overland Park, KS | Sprint Corporation | 504 | · |
| 1151 | Brightspeed of East Missouri LLC | Monroe, LA | CenturyLink Inc | 496 | · |
| 4323 | Ziply Fiber Northwest LLC dba Ziply Fiber | Rochester, NY | Frontier Communications Corporation | 488 | · |
| 0340 | CenturyLink of Florida Inc (Central) | Overland Park, KS | CenturyLink Inc | 483 | · |
| 0161 | Commonwealth Telephone Company LLC | Dallas, PA | Frontier Communications Corporation | 482 | · |
| 0779 | Frontier North Inc - IN | Rochester, NY | Frontier Commnunications Corporation | 473 | · |
| 8091 | Sasktel | Regina, SK | 462 | · | |
| 1885 | Windstream Missouri Inc | Little Rock, AR | Windstream Corporation | 437 | · |
| 0434 | Brightspeed of Louisiana LLC | Monroe, LA | CenturyLink Inc | 421 | · |
| 2084 | Brightspeed of Eastern Texas Inc | Monroe, LA | Sprint Corporation | 416 | · |
| 8088 | Manitoba Telephone System | Winnipeg, MB | 397 | · | |
| 0471 | Brightspeed of North Carolina LLC | Overland Park, KS | Sprint Corporation | 395 | · |
| 2114 | Brightspeed of Texas Inc | Overland Park, KS | Sprint Corporation | 391 | · |
| 9691 | Windstream Kentucky East Inc - London | Little Rock, AR | Windstream Corporation | 377 | · |
| 1826 | Rural Telephone Service Company Inc dba Nex-Tech | Lenora, KS | Rural Telephone Service Company Inc | 373 | · |
| 4425 | Georgia Windstream Inc | Little Rock, AR | Windstream Corporation | 369 | · |
| 1144 | Brightspeed of Central Arkansas LLC | Monroe, LA | CenturyLink Inc | 367 | · |
| 4335 | Frontier Communications of the Carolinas Inc - SC | Rochester, NY | Frontier Communications Corporation | 354 | · |
| 0666 | Windstream Western Reserve Inc | Little Rock, AR | Windstream Corporation | 348 | · |
| 2408 | CenturyTel of Washington Inc dba CenturyLink | Monroe, LA | CenturyLink Inc | 344 | · |
| 1036 | Frontier North Inc - IL | Rochester, NY | Frontier Commnunications Corporation | 343 | · |
| 0476 | Windstream North Carolina Inc | Little Rock, AR | Windstream Corporation | 333 | · |
| 1170 | Windstream Iowa Communications Inc - Systems | Little Rock, AR | Windstream Corporation | 328 | · |
| 1142 | Brightspeed of Northwest Arkansas LLC | Monroe, LA | CenturyLink Inc | 325 | · |
| 1842 | United Telephone Company of Kansas dba CenturyLink | Overland Park, KS | Sprint Corporation | 309 | · |
| 1367 | Frontier Communications of Minnesota Inc | Rochester, NY | Frontier Communications Corporation | 302 | · |
| 8089 | Maritime Telegraph & Telephone Ltd | Halifax, NS | 299 | · | |
| 4334 | Frontier Communications of the Carolinas Inc - NC | Rochester, NY | Frontier Communications Corporation | 285 | · |
| 8085 | Newfoundland Telephone Company Ltd | St. John's, NL | 285 | · | |
| 8083 | Telus Communications (Quebec) Inc - QC | Rimouski, QC | 276 | · | |
| 4510 | United Telephone-Southeast LLC dba CenturyLink - TN | Overland Park, KS | Sprint Corporation | 269 | · |
| 2153 | Texas Windstream LLC | Little Rock, AR | Windstream Corporation | 267 | · |
| 4511 | United Telephone-Southeast LLC dba CenturyLink - VA | Overland Park, KS | Sprint Corporation | 263 | · |
| 9789 | Brightspeed of Alabama LLC - Northern | Monroe, LA | CenturyLink Inc | 259 | · |
| 0474 | Windstream Concord Telephone LLC | Little Rock, AR | Windstream Corporation | 254 | · |
| 2109 | Consolidated Communications of Texas Company | Irving, TX | Consolidated Communications Holdings Inc | 245 | · |
| 1456 | CenturyLink of Minnesota Inc | Overland Park, KS | Sprint Corporation | 244 | · |
| 8090 | New Brunswick Telephone Ltd | Saint John, NB | 240 | · | |
| 0270 | Citizens Telecommunications Company of West Virginia dba Frontier Communications of West Virginia | Rochester, NY | Frontier Communications Corporation | 237 | · |
| 2308 | Citizens Telecommunications Company of California Inc dba Frontier Communications of California | Rochester, NY | Frontier Communications Corporation | 234 | · |
| 1193 | Valor Telecommunications of Texas LP - NM #2 dba Windstream Communictions Southwest | Little Rock, AR | Valor Telecommunications Enterprises LLC | 233 | · |
| 3000 | ACS of Anchorage Inc | Anchorage, AK | Alaska Communications Systems Holdings Inc | 231 | · |
| 1165 | Valor Telecommunications of Texas LP - OK dba Windstream Communications Southwest | Little Rock, AR | Valor Telecommunications Enterprises LLC | 221 | · |
| 1128 | Citizens Telecommuncations of Nebraska LLC dba Frontier Communications of Nebraska | Rochester, NY | Frontier Communications Corporation | 219 | · |
| 1159 | Brightspeed of Central Wisconsin LLC | Monroe, LA | CenturyLink Inc | 217 | · |
| 4423 | Ziply Fiber Northwest LLC dba Ziply Fiber | Rochester, NY | Frontier Communications Corporation | 217 | · |
| 0357 | Windstream Georgia Inc | Little Rock, AR | Windstream Corporation | 215 | · |
| 0336 | Windstream Florida Inc | Little Rock, AR | Windstream Corporation | 210 | · |
| 0665 | Windstream Ohio LLC | Little Rock, AR | Windstream Corporation | 206 | · |
| 0138 | Brightspeed of New Jersey Inc | Overland Park, KS | Sprint Corporation | 201 | · |
| 0509 | Frontier Communications of the Carolinas Inc - NC | Rochester, NY | Frontier Communications Corporation | 196 | · |
| 2360 | CenturyTel of Oregon Inc dba CenturyLink | Monroe, LA | CenturyLink Inc | 190 | · |
| 4521 | United Telephone - Northwest dba CenturyLink - WA | Overland Park, KS | Sprint Corporation | 189 | · |
| 1155 | Telephone USA of Wisconsin LLC dba CenturyLink | Monroe, LA | CenturyLink Inc | 181 | · |
| 1965 | Windstream Oklahoma Inc | Little Rock, AR | Windstream Corporation | 174 | · |
| 2018 | Pioneer Telephone Cooperative Inc | Kingfisher, OK | Pioneer Telephone Cooperative | 170 | · |
| 4321 | Ziply Fiber Northwest LLC dba Ziply Fiber | Rochester, NY | Frontier Communications Corporation | 166 | · |
| 8239 | Telebec Limited | Anjou, QC | 166 | · | |
| 1127 | Frontier Communications of Iowa Inc | Rochester, NY | Frontier Communications Corporation | 165 | · |
| 1445 | CenturyTel of Minnesota Inc dba CenturyLink | Monroe, LA | CenturyLink Inc | 160 | · |
| 0681 | Frontier Midstates Inc - MI | Rochester, NY | Frontier Communications Corporation | 159 | · |
| 1576 | Northeast Nebraska Telephone Company | Jackson, NE | 158 | · | |
| 1577 | Great Plains Communications Inc | Blair, NE | GPC Inc | 157 | · |
| 1777 | The Golden Belt Telephone Association Inc | Rush Center, KS | The Golden Belt Telephone Association Inc | 155 | · |
| 1840 | Twin Valley Telephone Company Inc | Miltonvale, KS | Twin Valley Management Inc | 154 | · |
| 0386 | Windstream Standard Inc | Little Rock, AR | Windstream Corporation | 151 | · |
| 2147 | Windstream Sugar Land LLC | Little Rock, AR | Windstream Corporation | 150 | · |
| 4520 | United Telephone - Northwest dba CenturyLink - OR | Overland Park, KS | Sprint Corporation | 148 | · |
| 0924 | Brightspeed of North Central Wisconsin LLC | Monroe, LA | CenturyLink Inc | 145 | · |
| 1664 | James Valley Cooperative Telephone Company | Groton, SD | James Valley Cooperative Telephone Company | 141 | · |
| 1000 | Frontier Communications of the Carolinas Inc - IL | Rochester, NY | Frontier Communications Corporation | 140 | · |
| 0922 | Brightspeed of Western Wisconsin LLC | Monroe, LA | CenturyLink Inc | 137 | · |
| 0109 | Windstream New York Inc - Jamestown | Little Rock, AR | Windstream Corporation | 134 | · |
| 0506 | Brightspeed of South Carolina LLC | Overland Park, KS | Sprint Corporation | 131 | · |
| 1057 | Brightspeed of Illinois LLC | Monroe, LA | CenturyLink Inc | 131 | · |
| 0860 | Chequamegon Communications Cooperative Inc | Cable, WI | Chequamegon Communications Cooperative Inc | 130 | · |
| 1833 | Southern Kansas Telephone Company Inc | Clearwater, KS | 122 | · | |
| 2072 | Consolidated Communications of Texas Company | Irving, TX | Consolidated Communications Holdings Inc | 121 | · |
| 0702 | Brightspeed of Michigan LLC | Monroe, LA | CenturyLink Inc | 118 | · |
| 2185 | CenturyTel of Eagle Inc dba CenturyLink | Monroe, LA | CenturyLink Inc | 116 | · |
| 3316 | Consolidated Communications of Maine Company | Standish, ME | FairPoint Communications Inc | 116 | · |
| 9784 | Brightspeed of Missouri LLC | Monroe, LA | CenturyLink Inc | 116 | · |
| 2334 | Consolidated Communications of California Company | Roseville, CA | Consolidated Communications Holdings Inc | 114 | · |
| 4427 | Ziply Fiber Idaho LLC dba Ziply Fiber | Rochester, NY | Frontier Communications Corporation | 113 | · |
| 2068 | Eastex Telephone Cooperative Inc | Henderson, TX | 111 | · | |
| 1109 | Heartland Telecommunications Company of Iowa dba Premier Communications | Mankato, MN | Mutual Telephone Company | 110 | · |
| 8092 | Northwestel | Whitehorse, YT | 110 | · | |
| 2213 | Albion Telephone Company dba ATC Communications | Albion, ID | Syringa Network | 109 | · |
| 0630 | Brightspeed of Ohio LLC | Monroe, LA | CenturyLink Inc | 108 | · |
| 0491 | North State Telephone Company dba North State Communications | High Point, NC | North State Telecommunications Corporation | 107 | · |
| 0162 | Windstream Conestoga Inc | Ephrata, PA | Windstream Corporation | 105 | · |
| 3030 | ACS of the Northland Inc | Anchorage, AK | Alaska Communications Systems Holdings Inc | 104 | · |
| 4449 | Navajo Communications Company Inc dba Frontier Navajo Communications | Rochester, NY | Frontier Communications Corporation | 100 | · |
| 2083 | Guadalupe Valley Telephone Cooperative Inc | New Braunfels, TX | Guadalupe Valley Telephone Cooperative Inc | 98 | · |
| 2141 | Santa Rosa Telephone Cooperative Inc | Vernon, TX | 98 | · | |
| 1888 | Grand River Mutual Telephone Corporation | Princeton, MO | Grand River Mutual Telephone Corporation | 97 | · |
| 1817 | Pioneer Telephone Association Inc | Ulysses, KS | 96 | · | |
| 2011 | Oklahoma Windstream Inc | Little Rock, AR | Windstream Corporation | 96 | · |
| 2255 | 3 Rivers Telephone Cooperative Inc | Fairfield, MT | 96 | · | |
| 0597 | The Chillicothe Telephone Company | Chillicothe, OH | Horizon Telcom Inc | 94 | · |
| 0298 | Brightspeed of Southern Alabama | Monroe, LA | CenturyLink Inc | 92 | · |
| 2257 | Triangle Telephone Cooperative Association Inc | Havre, MT | 92 | · | |
| 0575 | Tennessee Telephone Company | Madison, WI | TDS Telecommunications Corporation | 91 | · |
| 0418 | South Central Rural Telecommunications Cooperative Inc | Glasgow, KY | South Central Rural Telephone Coop Corp Inc | 90 | · |
| 1475 | Runestone Telephone Association dba Runestone Telecom Association | Lowry, MN | 90 | · | |
| 3303 | SRT Communications Inc | Minot, ND | SRT Communications Inc | 90 | · |
| 1841 | United Telephone Association Inc | Dodge City, KS | United Telephone Association | 89 | · |
| 0100 | Frontier Communications of New York Inc | Rochester, NY | Frontier Communications Corporation | 88 | · |
| 0314 | Peoples Telephone Company Inc | Madison, WI | TDS Telecommunications Corporation | 88 | · |
| 0446 | Bay Springs Telephone Company Inc | Monroe, LA | Telephone Electronics Corporation | 88 | · |
| 4530 | United Telephone Company of the West dba CenturyLink - NE | Monroe, LA | Sprint Corporation | 88 | · |
| 9788 | Brightspeed of Alabama LLC - Southern | Monroe, LA | CenturyLink Inc | 88 | · |
| 2172 | Citizens Utilities Rural Company Inc dba Frontier Citizens Utilities Rural | Rochester, NY | Frontier Communications Corporation | 86 | · |
| 1143 | Brightspeed of Northwest Arkansas LLC | Monroe, LA | CenturyLink Inc | 85 | · |
| 4429 | Citizens Telecommunications Company of Utah dba Frontier Communications of Utah | Rochester, NY | Frontier Communications Corporation | 85 | · |
| 2247 | Nemont Telephone Cooperative Inc - MT | Scobey, MT | Nemont Telephone Cooperative Inc | 82 | · |
| 2395 | CenturyTel of Oregon Inc dba CenturyLink | Monroe, LA | CenturyLink Inc | 81 | · |
| 4426 | Citizens Telecommunications Company of the White Mountains Inc dba Frontier Communications of the White Mountains | Rochester, NY | Frontier Communications Corporation | 81 | · |
| 0454 | Franklin Telephone Company Inc | Bude, MS | Telapex Inc | 78 | · |
| 0503 | Surry Telephone Membership Corporation | Dobson, NC | Surry Telephone Membership Corporation | 77 | · |
| 3300 | Virgin Islands Telephone Corporation dba Innovative Telephone | St Thomas, VI | DTR Holdings LLC | 77 | · |
| 0024 | Somerset Telephone Company | Madison, WI | TDS Telecommunications Corporation | 76 | · |
| 1931 | Northeast Missouri Rural Telephone Company | Green City, MO | 76 | · | |
| 0291 | Consolidated Communications of Florida Company | Port Saint Joe, FL | FairPoint Communications Inc | 75 | · |
| 0517 | Windstream South Carolina Inc | Little Rock, AR | Windstream Corporation | 75 | · |
| 0818 | Smithville Communications Inc dba Smithville Telephone Company | Ellettsville, IN | Smithville Holding Company Inc | 75 | · |
| 0106 | Windstream New York Inc - Fulton | Little Rock, AR | Windstream Corporation | 74 | · |
| 0546 | Sandhill Telephone Cooperative Inc | Jefferson, SC | 74 | · | |
| 1334 | Western Iowa Telephone Association | Lawton, IA | Western Iowa Telephone Association | 73 | · |
| 2246 | Mid-Rivers Telephone Cooperative Inc | Circle, MT | 73 | · | |
| 1297 | Heart of Iowa Communications Cooperative - IA | Union, IA | 72 | · | |
| 1443 | Loretel Systems Inc | Ada, MN | Arvig Enterprises | 72 | · |
| 1706 | Brightspeed of Arkansas LLC | Monroe, LA | CenturyLink Inc | 72 | · |
| 0165 | Windstream D&E Inc | Ephrata, PA | Windstream Corporation | 71 | · |
| 1984 | Oklahoma Communication Systems Inc | Madison, WI | TDS Telecommunications Corporation | 71 | · |
| 0950 | Brightspeed of Northwest Wisconsin LLC | Monroe, LA | CenturyLink Inc | 70 | · |
| 1901 | Kingdom Telephone Company | Auxvasse, MO | Kingdom Telephone Company | 70 | · |
| 0841 | Brightspeed of Western Wisconsin LLC | Monroe, LA | CenturyLink Inc | 67 | · |
| 1055 | Frontier Communications - Midland Inc | Rochester, NY | Frontier Communications Corporation | 65 | · |
| 1164 | Valor Telecommunications of Texas LP - NM #1 dba Windstream Communications Southwest | Little Rock, AR | Valor Telecommunications Enterprises LLC | 64 | · |
| 2235 | Blackfoot Telephone Cooperative Inc | Missoula, MT | BTC Holdings Inc | 63 | · |
| 4421 | Frontier Communications of the Southwest Inc - NV | Rochester, NY | Frontier Communications Corporation | 63 | · |
| 0290 | Farmers Telecommunications Cooperative Inc | Rainsville, AL | 62 | · | |
| 1632 | Reservation Telephone Cooperative | Parshall, ND | 62 | · | |
| 2286 | South Central Utah Telephone Association Inc | Escalante, UT | South Central Utah Telephone Assn Inc | 62 | · |
| 0193 | Consolidated Communications of Pennsylvania Company | Gibsonia, PA | Consolidated Communications Holdings Inc | 60 | · |
| 0964 | Frontier Communications of Wisconsin LLC | Rochester, NY | Frontier Communications Corporation | 60 | · |
| 2249 | CenturyTel of Montana Inc dba CenturyLink | Monroe, LA | CenturyLink Inc | 60 | · |
| 4450 | Navajo Communications Company Inc dba Frontier Navajo Communications | Rochester, NY | Frontier Communications Corporation | 60 | · |
| 0671 | Brightspeed of Central Michigan Inc | Monroe, LA | CenturyLink Inc | 59 | · |
| 0421 | West Kentucky Rural Telephone | Mayfield, KY | Synergy Technology Partners Inc | 58 | · |
| 0859 | Central State Telephone Company | Madison, WI | TDS Telecommunications Corporation | 58 | · |
| 0956 | Brightspeed of Northern Wisconsin LLC | Monroe, LA | CenturyLink Inc | 58 | · |
| 0971 | West Wisconsin Telcom Cooperative Inc | Downsville, WI | West Wisconsin Telcom Cooperative Inc | 58 | · |
| 3401 | Ziply Fiber Oregon LLC dba Ziply Fiber | Rochester, NY | Frontier Communications Corporation | 58 | · |
| 0501 | Skyline Telephone Membership Corporation | West Jefferson, NC | Skyline Telephone Membership Corporation | 57 | · |
| 4336 | Citizens Telecommunications Company of Tennesee LLC dba Frontier Communications of Tennesee LLC | Rochester, NY | Frontier Communications Corporation | 57 | · |
| 9786 | Brightspeed of Missouri LLC | Monroe, LA | CenturyLink Inc | 57 | · |
| 0302 | Windstream Alabama Inc | Little Rock, AR | Windstream Corporation | 56 | · |
| 0870 | Frontier Communications of Wisconsin LLC | Rochester, NY | Frontier Communications Corporation | 56 | · |
| 1711 | Brightspeed of Northern Arkansas LLC | Monroe, LA | CenturyLink Inc | 56 | · |
| 3023 | United Utilities Inc | Anchorage, AK | Gci Communication Corp An Alaska Corporation | 56 | · |
| 1827 | S & T Telephone Cooperative Association | Brewster, KS | S&T Telephone Cooperative Association Inc | 55 | · |
| 0084 | Taconic Telephone Corporation | Chatham, NY | FairPoint Communications Inc | 54 | · |
| 1532 | Consolidated Telephone Company | Lincoln, NE | Consolidated Companies Inc | 54 | · |
| 0542 | Comporium Inc | Rock Hill, SC | 53 | · | |
| 1788 | KanOkla Telephone Association | Caldwell, KS | KanOkla Telephone Association | 53 | · |
| 2041 | Brazos Telephone Cooperative Inc | Olney, TX | 53 | · | |
| 2140 | Brightspeed of Southern Texas Inc | Monroe, LA | CenturyLink Inc | 53 | · |
| 0913 | Brightspeed of Midwest Wisconsin LLC | Monroe, LA | CenturyLink Inc | 52 | · |
| 1882 | Fidelity Telephone LLC | Sullivan, MO | Fidelity Communications Company | 52 | · |
| 0249 | Lumos Telephone of Botetourt Inc | Waynesboro, VA | Lumos Networks Corporation | 51 | · |
| 0330 | Smart City Telecommunications LLC dba Smart City Telecom | Lake Buena Vista, FL | Smart City Finance LLC | 51 | · |
| 0483 | Windstream Lexcom Communications LLC | Little Rock, AR | Windstream Corporation | 51 | · |
| 1350 | Arvig Telephone Company | Madison, WI | TDS Telecommunications Corporation | 51 | · |
| 2299 | CenturyTel of Wyoming Inc dba CenturyLink | Monroe, LA | CenturyLink Inc | 51 | · |
| 3003 | Bristol Bay Telephone Cooperative Inc | King Salmon, AK | Bristol Bay Telephone | 51 | · |
| 3314 | Oxford West Telephone Company | Buckfield, ME | Oxford County Telephone & Telegraph Company | 51 | · |
| 0527 | Home Telephone ILEC LLC | Moncks Corner, SC | Home Telephone Company Inc | 50 | · |
| 0963 | Utelco Inc | Madison, WI | TDS Telecommunications Corporation | 50 | · |
| 1356 | Benton Cooperative Telephone Company | Rice, MN | Benton Cooperative Telephone Company | 50 | · |
| 1395 | Garden Valley Telephone Company | Erskine, MN | 50 | · | |
| 8087 | The Island Telephone Company | Charlottetown, PE | 49 | · | |
| 1414 | Windstream Lakedale Inc | Newton, IA | Windstream Corporation | 48 | · |
| 0398 | Brandenburg Telephone Company | Brandenburg, KY | Brandenburg Communications Corp | 47 | · |
| 0402 | Windstream Kentucky West Inc | Little Rock, AR | Windstream Corporation | 47 | · |
| 1630 | Polar Communications Mutual Aid Corporation | Park River, ND | Polar Communications | 46 | · |
| 2452 | Whidbey Telephone Company | Langley, WA | 46 | · | |
| 3022 | ACS of Alaska Inc | Anchorage, AK | Alaska Communications Systems Holdings Inc | 46 | · |
| 0526 | Frontier Communications of the Carolinas Inc - SC | Rochester, NY | Frontier Communications Corporation | 45 | · |
| 1482 | Windstream Lakedale Inc | Big Lake, MN | Sherburne Tele Systems | 45 | · |
| 1430 | Melrose Telephone Company | Melrose, MN | Arvig Enterprises Inc | 44 | · |
| 2250 | Project Telephone Company Inc | Scobey, MT | Nemont Telephone Cooperative Inc | 44 | · |
| 4531 | United Telephone Company of the West dba CenturyLink of the West - WY | Overland Park, KS | Sprint Corporation | 44 | · |
| 0753 | Clay County Rural Telephone Cooperative Inc dba Endeavor Communications | Cloverdale, IN | 43 | · | |
| 0914 | Eastcoast Telecom Inc | Madison, WI | TDS Telecommunications Corporation | 43 | · |
| 1328 | Webster-Calhoun Cooperative Telephone Association | Gowrie, IA | 43 | · | |
| 2354 | Citizens Telecommunications Company of Nevada dba Frontier Communications of Nevada | Rochester, NY | Frontier Communications Corporation | 43 | · |
| 3310 | Triangle Telephone Cooperative Association Inc | Havre, MT | 42 | · | |
| 1375 | Consolidated Communications Mid-Com Company - MN | Mankato, MN | Consolidated Communications Holdings Inc | 41 | · |
| 1729 | Walnut Hill Telephone Company | Lewisville, AR | Townes Telecommunications Inc | 41 | · |
| 1818 | Craw-Kan Telephone Cooperative Inc - KS | Girard, KS | 41 | · | |
| 2025 | Southwest Oklahoma Telephone Company | Duke, OK | 41 | · | |
| 2412 | Consolidated Communications of Washington Company LLC | Ellensburg, WA | FairPoint Communications Inc | 41 | · |
| 0015 | Consolidated Communications of Maine Company | Winthrop, ME | FairPoint Communications Inc | 40 | · |
| 0375 | Nelson-Ball Ground Telephone Company | Madison, WI | TDS Telecommunications Corporation | 40 | · |
| 0496 | Randolph Telephone Membership Corporation | Asheboro, NC | 40 | · | |
| 0577 | Citizens Telecommunications Company of Tennesee LLC dba Frontier Communications of Tennesee LLC | Rochester, NY | Frontier Communications Corporation | 40 | · |
| 0920 | Niagara Telephone Company | Hector, MN | Northeast Communications of Wisconsin Inc | 40 | · |
| 2059 | Colorado Valley Telephone Cooperative Inc | La Grange, TX | Colorado Valley Telephone Cooperative Inc | 40 | · |
| 2184 | Delta County Tele-Comm Inc | Madison, WI | TDS Telecommunications Corporation | 40 | · |
| 3311 | Tidewater Telecom Inc | Nobleboro, ME | Lincolnville Telephone Company | 40 | · |
| 3402 | Citizens Telecommunications Company of California Inc dba Frontier Communications of California | Rochester, NY | Citizens Communications Company | 40 | · |
| 3800 | TeleGuam Holdings LLC | Tamuning, GU | TeleGuam Holdings LLC | 40 | · |
| 8228 | NorthernTel Limited Partnership | New Liskeard, ON | 40 | · | |
| 0151 | Windstream Buffalo Valley Inc | Ephrata, PA | Windstream Corporation | 39 | · |
| 0306 | Frontier Communications of the South LLC - AL | Rochester, NY | Frontier Communications Corporation | 39 | · |
| 0776 | Communications Corporation of Indiana | Madison, WI | TDS Telecommunications Corporation | 38 | · |
| 1440 | Cannon Valley Telecom Inc | Bricelyn, MN | Rural Communications Holding Corporation | 38 | · |
| 2060 | Totelcom Communications LLC | De Leon, TX | 38 | · | |
| 0364 | Windstream Georgia Telephone Inc | Little Rock, AR | Windstream Corporation | 37 | · |
| 0536 | Palmetto Rural Telephone Cooperative Inc | Walterboro, SC | 37 | · | |
| 0573 | North Central Telephone Cooperative Inc - TN | Lafayette, TN | North Central Telephone Cooperative Inc | 37 | · |
| 0881 | Mid-Plains Telephone Inc | Madison, WI | TDS Telecommunications Corporation | 37 | · |
| 1835 | Sunflower Telephone Company Inc | Dodge City, KS | FairPoint Communications Inc | 37 | · |
| 1839 | Tri-County Telephone Association Inc | Council Grove, KS | Tri-County Telephone Association Inc | 37 | · |
| 2251 | Range Telephone Cooperative Inc - MT | Forsyth, MT | Range Telephone Cooperative Inc | 37 | · |
| 3006 | Copper Valley Telephone Cooperative Inc | Valdez, AK | Copper Valley Telephone Cooperative Inc | 37 | · |
| 0346 | Blue Ridge Telephone Company | Madison, WI | TDS Telecommunications Corporation | 36 | · |
| 0394 | Wilkes Telephone & Electric Company Inc | Washington, GA | Dycom Holding Inc | 36 | · |
| 0516 | Chester Telephone Company | Chester, SC | Chester Telephone Company | 36 | · |
| 3410 | RT Communications Inc | Worland, WY | Range Telephone Cooperative Inc | 36 | · |
| 0019 | Oxford County Telephone & Telegraph Company | Buckfield, ME | Oxford County Telephone & Telegraph Company | 35 | · |
| 0380 | Progressive Rural Telephone Cooperative Inc | Rentz, GA | 35 | · | |
| 0411 | Leslie County Telephone Company | Madison, WI | TDS Telecommunications Corporation | 35 | · |
| 0579 | Twin Lakes Telephone Cooperative Corporation | Gainesboro, TN | Twin Lakes Telephone Cooperative Corporation | 35 | · |
| 0807 | Perry-Spencer Rural Telephone Cooperative Inc dba PSC | Saint Meinrad, IN | 35 | · | |
| 0072 | Frontier Communications of Ausable Valley Inc | Rochester, NY | Frontier Communications Corporation | 34 | · |
| 0226 | Lumos Telephone Inc | Waynesboro, VA | Lumos Networks Corporation | 34 | · |
| 0395 | Windstream Accucomm Telecommunications Inc | Little Rock, AR | Windstream Corporation | 34 | · |
| 0565 | Highland Telephone Cooperative Inc - TN | Sunbright, TN | Highland Telephone Cooperative Inc | 34 | · |
| 0831 | Frontier Midstates Inc - IN | Rochester, NY | Frontier Communications Corporation | 34 | · |
| 0917 | Mt. Vernon Telephone Company | Madison, WI | TDS Telecommunications Corporation | 34 | · |
| 0538 | Piedmont Rural Telephone Cooperative Inc | Laurens, SC | Piedmont Rural Telephone Cooperative Inc | 33 | · |
| 0552 | Brightspeed of Western Tennessee LLC | Monroe, LA | CenturyLink Inc | 33 | · |
| 0562 | Dekalb Telephone Cooperative | Alexandria, TN | DTC Communications Inc | 33 | · |
| 1106 | Alpine Communications LC | Des Moines, IA | Alpine Communications LC | 33 | · |
| 1611 | Dickey Rural Telephone Cooperative | Ellendale, ND | 33 | · | |
| 2086 | Hill Country Telephone Cooperative Inc | Ingram, TX | Hct Holding LLC | 33 | · |
| 2159 | Valley Telephone Cooperative Inc | Raymondville, TX | 33 | · | |
| 2215 | Cambridge Telephone Company Inc | Cambridge, ID | Cambridge Telephone Company Inc | 33 | · |
| 0091 | Dunkirk & Fredonia Telephone Company | Fredonia, NY | 32 | · | |
| 0135 | Alteva of Warwick LLC | Warwick, NY | Alteva Inc | 32 | · |
| 1451 | Paul Bunyan Rural Telephone Cooperative | Bemidji, MN | 32 | · | |
| 2016 | Panhandle Telephone Cooperative Inc | Guymon, OK | Panhandle Telephone Cooperative Inc | 32 | · |
| 2151 | Taylor Telephone Cooperative Inc | Merkel, TX | 32 | · | |
| 2423 | Inland Telephone Company | Roslyn, WA | Western Elite Incorporated Services | 32 | · |
| 3015 | Matanuska Telephone Association Inc | Palmer, AK | MTA Communications LLC & Alasconnect LLC | 32 | · |
| 0122 | Frontier Communications of Seneca Gorham Inc | Rochester, NY | Frontier Communications Corporation | 31 | · |
| 0351 | Camden Telephone & Telegraph Company Inc | Madison, WI | TDS Telecommunications Corporation | 31 | · |
| 0387 | Frontier Communications of Georgia LLC | Rochester, NY | Frontier Communications Corporation | 31 | · |
| 0819 | Southeastern Indiana Rural Telephone Cooperative Inc | Dillsboro, IN | SEI Rural Telephone Cooperative Inc | 31 | · |