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About AT&T Indiana

AT&T Indiana is the Indiana-specific operating entity of AT&T Inc., functioning as a Regional Bell Operating Company (RBOC) providing wireline and wireless telecommunications services in the state. It primarily serves consumers and businesses with fixed-line telephony, broadband internet, and mobile services, while also supporting wholesale interconnects. In the US telecom landscape, it is part of the dominant AT&T network, which holds substantial market share in wireless (second to Verizon) and wireline services, with strong coverage in Indiana including 94% 4G LTE and 74% 5G.

Sources: AT&T - Association of Indiana Counties · Best Cell Phone Coverage in Indiana - Navi · AT&T INDIANA GUIDEBOOK PART 14 - Type 1 · AT&T in Indiana - Home & Business Services

Toll-free side: Related toll-free RespOrg: AT&T (code BSSB1). View on resporgs.com →

Numbers by age tier

Different age tiers need different chase strategies. Pick a tier to see this carrier's blocks in that window plus advice on what to do next.

HOT Recently issued
≤ 18 months · 0 blocks · highest chance the carrier can still help
WARM A while back
0 blocks · long shot but worth calling
COLD Several years ago
72 blocks · contact the number directly

Carrier website

Homepage screenshot of Ameritech Indiana att.com: opens in a new tab

HQ: Hoffman Estates, IL

Street view of Ameritech Indiana HQ
Street view
Satellite view of Ameritech Indiana HQ
Satellite

Block portfolio at a glance

By age

Old: 72Undated: 2,8692,941blocks
  • Recent (0). Last 18 mo
  • Medium (0)
  • Old (72)
  • Undated (2,869)

Footprint by state

Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.

HawaiiAlaskaFloridaSouth CarolinaGeorgiaAlabamaNorth CarolinaTennesseeRhode IslandConnecticutMassachusettsMaineNew HampshireVermontNew YorkNew JerseyPennsylvaniaDelawareMarylandWest VirginiaKentuckyOhioMichiganWyomingMontanaIdahoWashingtonTexasCaliforniaArizonaNevadaUtahColoradoNew MexicoOregonNorth DakotaSouth DakotaNebraskaIowaMississippiIndiana (IN): 2,941 blocksIllinoisMinnesotaWisconsinMissouriArkansasOklahomaKansasLouisianaVirginiaDistrict of Columbia

Top area codes

Bars show total blocks; red overlay is recent.

3171,31281251376548121942057415426061

Block assignments by year

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11 12
11 13

Area codes

NPABlocksRecentLast
317 1,312 · 2012-05-11
812 513 · 2001-06-04
765 481 · ·
219 420 · 2013-10-21
574 154 · 2008-12-10
260 61 · ·

States

StateBlocksRecent
IN 2,941 ·

Sister OCNs under AT&T Inc

OCNCompanyTotalRecent
6534 New Cingular Wireless PCS LLC - IL 58,704 6,826
6214 New Cingular Wireless PCS LLC - GA 40,046 5,473
6010 New Cingular Wireless PCS LLC 38,106 3,019
4036 New Cingular Wireless PCS LLC - DC 30,944 4,342
9533 Southwestern Bell Telephone Company 26,095 0
9740 Pacific Bell Telephone Company 18,541 0
9417 Bellsouth Telecommunications Inc dba Southern Bell Telephone & Telegraph 15,734 0
9419 Bellsouth Telecommunications Inc dba South Central Bell Telephone 13,075 0
9329 Ameritech Illinois 6,645 0
516C AT&T Enterprises LLC 5,935 113
9323 Ameritech Michigan 5,035 0
9321 Ameritech Ohio 4,377 0