Area code 713
4,133 number blocks indexed across 40 carriers.
States: TX (4,133)
Carriers
| OCN | Company | HQ | Type | Blocks | Recent | Website |
|---|---|---|---|---|---|---|
| 6506 | Cellco Partnership dba Verizon Wireless - TX | Olathe, KS | Wireless Carrier | 122 | 32 | verizonwireless.com |
| 624H | Onvoy Spectrum LLC | Broomfield, CO | Wireless Carrier | 81 | 19 | sinch.com |
| 075L | Rice Telecom Corporation | Houston, TX | Competitive Local Exchange Carrier | 11 | 11 | |
| 903C | Onvoy LLC - TX | Chicago, IL | Competitive Local Exchange Carrier | 271 | 9 | sinch.com |
| 6534 | New Cingular Wireless PCS LLC - IL | Atlanta, GA | Wireless Carrier | 276 | 3 | att.com |
| 321J | HD Carrier LLC | Henderson, NV | IP-Enabled Service / VoIP | 3 | 3 | hdcarrier.com |
| 490J | Boost SubscriberCo LLC | Washington, DC | Wireless Carrier | 4 | 2 | dish.com |
| 145J | Terra Nova Telecom Inc | Lakewood Ranch, FL | IP-Enabled Service / VoIP | 1 | 1 | terranova.net |
| 9533 | Southwestern Bell Telephone Company | Dallas, TX | Regional Bell Operating Company | 2,034 | · | att.com |
| 6701 | Aerial Communications Inc | Chicago, IL | Personal Communications Service (Wireless) | 499 | · | t-mobile.com |
| 6114 | Level 3 Communications LLC - TX | Westminster, CO | Competitive Local Exchange Carrier | 144 | · | centurylink.com |
| 004F | Bandwidth.com CLEC LLC - TX | Cary, NC | Competitive Local Exchange Carrier | 105 | · | bandwidth.com |
| 7239 | MCImetro Access Transmission Services LLC - TX | Vienna, VA | Competitive Local Exchange Carrier | 96 | · | verizon.com |
| 7074 | Level 3 of Telecom of Texas LLC - TX | Littleton, CO | Competitive Local Exchange Carrier | 91 | · | lumen.com |
| 5562 | T-Mobile USA Inc | Dallas, TX | Personal Communications Service (Wireless) | 68 | · | metrobyt-mobile.com |
| 7138 | Teleport Communications America LLC - TX | Staten Island, NY | Competitive Local Exchange Carrier | 68 | · | att.com |
| 6630 | Spok Inc | Plano, TX | Wireless Carrier | 62 | · | spok.com |
| 318J | Comcast IP Phone LLC | Philadelphia, PA | IP-Enabled Service / VoIP | 38 | · | comcast.com |
| 7229 | MCImetro Access Transmission Services LLC | Vienna, VA | Competitive Local Exchange Carrier | 25 | · | verizon.com |
| 7670 | Grande Communications Networks Inc - TX | San Marcos, TX | Competitive Local Exchange Carrier | 18 | · | astound.com |
| 177F | Peerless Network of Texas LLC - TX | Chicago, IL | Competitive Local Exchange Carrier | 17 | · | peerlessnetwork.com |
| 829J | PAETEC iTel LLC | Charlotte, NC | IP-Enabled Service / VoIP | 17 | · | uniti.com |
| 516C | AT&T Enterprises LLC | San Antonio, TX | IP-Enabled Service / VoIP | 15 | · | att.com |
| MULT | Multiple OCN Listing | Administrative / Reserved | 14 | · | ||
| 7421 | AT&T Local | Bedminster, NJ | Competitive Local Exchange Carrier | 10 | · | att.com |
| 473F | USFon Inc - TX | West Lake Hills, TX | Competitive Local Exchange Carrier | 9 | · | usfon.org |
| 671J | U.S. Telepacific Corporation dba TPx Communications | Las Vegas, NV | IP-Enabled Service / VoIP | 9 | · | tpx.com |
| 139F | Evolve Cellular Inc | Austin, TX | Wireless Carrier | 3 | · | worldcall.net |
| 508J | CenturyLink Communications LLC | Littleton, CO | IP-Enabled Service / VoIP | 3 | · | centurylink.com |
| 6591 | Teletouch Communications Inc | Tyler, TX | Wireless Carrier | 3 | · | americanmessaging.net |
| 7399 | Westel Inc - TX | Austin, TX | Competitive Local Exchange Carrier | 3 | · | westelsystems.com |
| 7715 | Matrix Telecom LLC SII TNCI - TX | San Antonio, TX | Competitive Local Exchange Carrier | 3 | · | lingo.com |
| 9748 | American Messaging Services LLC | Lewisville, TX | Wireless Carrier | 3 | · | americanmessaging.net |
| 7726 | Southwestern Bell Telephone Company - TX | Dallas, TX | Competitive Local Exchange Carrier | 2 | · | att.com |
| 073H | Telnyx LLC | Chicago, IL | IP-Enabled Service / VoIP | 1 | · | telnyx.com |
| 197D | Vonage America LLC | Holmdel, NJ | IP-Enabled Service / VoIP | 1 | · | vonage.com |
| 732J | NUSO LLC | University City, MO | IP-Enabled Service / VoIP | 1 | · | brightlink.com |
| 763H | IP Global Networks - TX | Houston, TX | Competitive Local Exchange Carrier | 1 | · | pslightwave.com |
| 939H | Commio LLC | Austin, TX | IP-Enabled Service / VoIP | 1 | · | commio.com |
| 997G | Local Access LLC - TX | Windermere, FL | Competitive Local Exchange Carrier | 1 | · |