RespOrg directory

AT&T

alias: formerly SBS, and before that Bell

Large Telcom Group: AT&T

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AT&T AT&T Inc. is a multinational telecommunications company providing wireless services, broadband, business solutions, and Latin American operations, making it the world's third-largest telecom by revenue and the largest fiber internet provide… read more ↓

Transfer network

How toll free numbers move between AT&T (AT) and other Resp Orgs, reconstructed from Somos registry snapshots. Larger nodes = more transfer volume; AT&T is highlighted. Open the full interactive map →

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Transfer Funnel (acquired at a drop, then moved on) Off-hours fast pickup
AT&T website screenshot
Website, visit, full size
Based in Saint Louis, MO
Based in Saint Louis, MO, street view, full size
Based in Saint Louis, MO
Based in Saint Louis, MO, satellite, full size

At a glance

Active numbers
2,112,451
#5 of 481
Change over 4 years
-869,324
-29.2% · #154 of 159
Opportunism Index
0.51%
#159 of 320
Vanity matches
20.7%
#132 of 206
Median inventory age
150 mo
12.5 years since last change
#12 of 206 oldest
Sub-codes in use
8
ATX01, ATX99, ATX03, ATX07, ATX40, ATX02 +2

Inventory by NPA

Click any NPA for total pool inventory across the industry.

By status

  • WORKING 2,035,952, 96.4%
  • TRANSIT 72,440, 3.4%
  • DISCONN 3,513, 0.2%
  • RESERVED 366, 0.0%
  • UNAVAIL 166, 0.0%

Inventory age buckets

  • < 1 month 165,743, 7.4%
  • 1–3 months 92,081, 4.1%
  • 3–12 months 46,152, 2.1%
  • 1–2 years 25,963, 1.2%
  • 2–5 years 171,690, 7.7%
  • 5+ years 1,489,263, 66.8%

Ages are measured from each number's last change in the Somos registry, that's the most recent activation, transfer, or status move. Not necessarily the date this RespOrg originally acquired it.

Request a manual history review of a specific toll free number →

Trajectory

Total active inventory Numbers harvested from disconnect pool that month
3.0M2.2M1.5M745K02018-032022-122026-06
Show monthly numbers
MonthInventoryAcquiredHarvestedLostFrom spareTo spare
2018-03 2,981,775 0 0 0 0 0
2018-06 2,960,987 22,961 156 43,749 13,971 5,911
2018-09 2,949,050 25,875 299 37,812 20,027 9,758
2018-10 2,939,188 6,019 38 15,881 4,619 322
2018-11 2,939,879 8,723 5 8,032 6,708 142
2018-12 2,935,453 4,879 75 9,305 3,499 60
2019-01 2,930,952 3,117 31 7,618 1,552 240
2019-02 2,899,886 7,257 4 38,323 4,655 128
2019-03 2,878,189 5,056 3 26,753 4,175 126
2019-04 2,851,701 7,247 15 33,735 5,582 232
2019-05 2,847,215 7,281 3 11,767 6,249 505
2019-06 2,848,819 11,015 4 9,411 7,313 133
2019-08 2,656,872 15,945 10 207,892 14,118 191,485
2019-09 2,840,867 193,176 2 9,181 191,457 342
2019-10 2,836,556 3,770 7 8,081 1,541 328
2019-11 2,833,713 7,810 2 10,653 5,790 42
2019-12 2,813,650 7,974 3 28,037 6,409 8
2020-01 2,809,687 6,171 5 10,134 4,129 36
2020-02 2,812,937 9,703 5 6,453 3,081 133
2020-03 2,805,501 3,908 2 11,344 1,488 205
2020-04 2,804,872 8,051 2 8,680 6,775 16
2020-05 2,807,480 13,516 4 10,908 7,673 24
2020-06 2,788,424 5,360 0 24,416 3,903 229
2020-07 2,776,318 5,941 3 18,047 3,707 49
2020-08 2,770,822 3,330 1 8,826 1,215 6
2020-09 2,762,517 4,510 2 12,815 2,935 8
2020-10 2,762,066 9,148 30 9,599 8,393 5
2020-11 2,749,487 2,151 28 14,730 1,197 17
2020-12 2,751,328 12,235 20 10,394 11,023 35
2021-01 2,677,747 1,905 4 75,486 985 34
2021-02 2,646,393 4,584 6 35,938 3,189 19
2021-03 2,631,840 4,749 7 19,302 1,757 2
2021-04 2,629,557 13,513 29 15,796 3,714 16
2021-05 2,623,712 3,333 13 9,178 2,197 19
2022-05 2,535,158 38,891 761 127,445 22,634 27,404
2022-06 2,525,780 5,924 67 15,302 4,553 234
2022-07 2,516,327 1,910 35 11,363 577 104
2022-08 2,513,369 2,367 8 5,325 1,723 322
2022-09 2,508,025 3,815 3 9,159 2,757 232
2022-10 2,503,481 1,987 2 6,531 1,189 280
2022-11 2,500,304 2,156 15 5,333 1,690 101
2022-12 2,493,941 1,438 1 7,801 769 36
2023-01 2,477,705 566 5 16,802 130 22
2023-02 2,471,303 1,441 1 7,843 762 44
2023-03 2,471,761 3,624 0 3,166 2,326 52
2023-04 2,469,551 6,661 2 8,871 1,432 175
2023-05 2,467,293 5,649 4 7,907 4,581 116
2023-06 2,467,932 9,924 6 9,285 8,766 33
2023-07 2,516,327 86,925 493 38,530 12,159 19,099
2023-08 2,460,049 40,711 211 96,989 20,775 15,395
2023-09 2,451,863 1,730 4 9,916 910 55
2023-10 2,404,739 1,938 5 49,062 1,649 36
2023-11 2,385,594 2,202 1 21,347 1,811 30
2023-12 2,286,289 29,142 556 128,447 14,698 21,957
2024-02 2,353,655 94,347 683 26,981 10,050 13,710
2024-03 2,340,457 1,042 2 14,240 508 23
2024-04 2,336,680 3,573 9 7,350 2,830 0
2024-05 2,330,454 5,270 0 11,496 4,334 5
2024-06 2,329,604 7,538 338 8,388 1,909 7
2024-07 2,324,502 1,887 0 6,989 1,566 1
2024-08 2,315,644 1,284 0 10,142 557 3
2024-09 2,309,443 2,250 0 8,451 1,797 0
2024-10 2,299,906 1,737 2 11,274 542 0
2024-11 2,293,010 1,079 0 7,975 521 0
2024-12 2,288,306 828 0 5,532 453 2
2025-01 2,279,491 5,607 82 14,422 3,784 0
2025-02 2,268,239 2,706 1 13,958 2,125 0
2025-03 2,268,239 0 0 0 0 0
2025-04 2,262,988 1,906 6 7,157 876 0
2025-05 2,260,087 2,445 11 5,346 1,141 0
2025-06 2,247,365 1,036 3 13,758 764 0
2025-07 2,236,066 1,751 9 13,050 1,349 21
2025-08 2,224,200 2,022 10 13,888 1,363 28
2025-09 2,212,310 1,194 2 13,084 1,116 0
2025-10 2,206,688 1,565 22 7,187 970 0
2025-11 2,203,739 2,608 0 5,557 1,965 1
2025-12 2,201,431 2,422 1 4,730 1,747 0
2026-01 2,193,857 555 0 8,129 422 0
2026-02 2,181,699 1,975 1 14,133 1,896 0
2026-03 2,171,844 849 1 10,704 741 0
2026-04 2,160,197 3,779 38 15,426 1,638 11
2026-05 2,134,320 3,186 93 29,063 2,112 0
2026-06 2,112,451 2,582 39 24,451 458 0

Flow patterns (42-month cumulative)

Inbound (numbers acquired)

Direct transfer from another RespOrg1,000,305.0
Harvested from disconnect pool13,053.0
First assigned from spare pool1,561,353.0
Reactivated own disconnects159,867.0

Outbound (numbers lost)

Direct transfer to another RespOrg5,655,796.0
Standard disconnect aging process (3+ months in DISC)4,299
Abbreviated disconnect period (1–2 months in DISC)79,914
Released directly to spare pool1,240,616.0

Of the 84,213 disconnect episodes this RespOrg has sent through aging, 95% were abbreviated (1–2 snapshots in DISC status). That's a strong early-disconnector signal, this RespOrg routinely releases numbers before the full 3–4 month aging window. Worth checking daily for vanity drops.

Top direct-transfer sources (INto AT)

VZ53,162.0Verizon Business (Verizon)
GA23,612.0Comet Media
KS21,967.0Lumen Technologies (Lumen)
LG19,498.0Lumen Technologies (Lumen)
SO17,536.0Signal One
JY15,084.0Bandwidth
IU14,829.0Interactive RespOrg Management
TW11,554.0Twilio
TZ11,362.0Amazon.com (Amazon)
AU9,257.0ATL Communications (ATLC)

Top direct-transfer destinations (OUT of AT)

KS171,135.0Lumen Technologies (Lumen)
GA145,354.0Comet Media
SO119,678.0Signal One
AU110,553.0ATL Communications (ATLC)
VZ93,744.0Verizon Business (Verizon)
IU89,913.0Interactive RespOrg Management
JY58,336.0Bandwidth
RY48,437.0Flotrax (Primetel)
FP37,801.0Opentext
TW29,417.0Twilio

Summary

This is the main resporg for AT&T. They never release or negotiate for anything from this resporg though.

About AT&T

AT&T Inc. is a multinational telecommunications company providing wireless services, broadband, business solutions, and Latin American operations, making it the world's third-largest telecom by revenue and the largest fiber internet provider in the US.[1][2] Headquartered in Dallas, Texas (Whitacre Tower), it is a public company founded in 1885 as American Telephone and Telegraph Company, with approximately 149,900 employees and over 240 million subscribers worldwide.[1][2]

AI-generated summary (confidence: high), last updated 2026-04-30. Verify against primary sources before quoting.

Top vanity holdings

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