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Global Telecom and Technology (GTT) (RespOrg code XS) controls 7,097 US toll free numbers as of October 2026. That is up 1,958 (38%) since March 2018. Resporgs.com files it under VOIP Service. It is part of the GTT group. Based in San Antonio, TX.
Transfer network
How toll free numbers move between Global Telecom and Technology (GTT) (XS) and other Resp Orgs, reconstructed from Somos registry snapshots. Larger nodes = more transfer volume; Global Telecom and Technology (GTT) is highlighted. Open the full interactive map →
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- Website: https://www.gtt.net/us-en Domain since 2001 (25y)
- Phone: (703) 783-3124 via web search: gtt.net
- 📬 P.O. Box
At a glance
#81 of 207 oldest
Inventory by NPA
Click any NPA for total pool inventory across the industry.
By status
- WORKING 7,063, 99.7%
- DISCONN 13, 0.2%
- TRANSIT 7, 0.1%
Inventory age buckets
- 1–3 months 16, 0.2%
- 3–12 months 2,343, 29.1%
- 1–2 years 634, 7.9%
- 2–5 years 1,167, 14.5%
- 5+ years 2,903, 36.1%
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
Show monthly numbers
| Month | Inventory | Acquired | Harvested | Lost | From spare | To spare |
|---|---|---|---|---|---|---|
| 2018-03 | 5,139 | 0 | 0 | 0 | 0 | 0 |
| 2018-06 | 5,283 | 311 | 0 | 167 | 22 | 15 |
| 2018-09 | 5,454 | 277 | 0 | 106 | 55 | 5 |
| 2018-10 | 5,441 | 12 | 0 | 25 | 5 | 0 |
| 2018-11 | 5,439 | 94 | 0 | 96 | 18 | 0 |
| 2018-12 | 5,483 | 52 | 0 | 8 | 2 | 1 |
| 2019-01 | 5,173 | 37 | 1 | 347 | 30 | 3 |
| 2019-02 | 5,149 | 28 | 0 | 52 | 4 | 0 |
| 2019-03 | 5,282 | 147 | 0 | 14 | 15 | 0 |
| 2019-04 | 6,649 | 1,386 | 0 | 19 | 8 | 9 |
| 2019-05 | 6,684 | 37 | 0 | 2 | 8 | 0 |
| 2019-06 | 6,694 | 11 | 0 | 1 | 4 | 0 |
| 2019-08 | 6,228 | 47 | 0 | 513 | 10 | 461 |
| 2019-09 | 6,667 | 475 | 0 | 36 | 461 | 0 |
| 2019-10 | 6,414 | 19 | 0 | 272 | 6 | 0 |
| 2019-11 | 6,356 | 19 | 0 | 77 | 19 | 0 |
| 2019-12 | 6,348 | 12 | 0 | 20 | 5 | 0 |
| 2020-01 | 6,414 | 79 | 0 | 13 | 48 | 0 |
| 2020-02 | 6,411 | 12 | 0 | 15 | 5 | 0 |
| 2020-03 | 6,308 | 25 | 0 | 128 | 16 | 0 |
| 2020-04 | 6,298 | 12 | 0 | 22 | 4 | 0 |
| 2020-05 | 6,304 | 20 | 0 | 14 | 3 | 1 |
| 2020-06 | 6,279 | 4 | 0 | 29 | 2 | 0 |
| 2020-07 | 5,284 | 6 | 0 | 1,001 | 3 | 0 |
| 2020-08 | 5,199 | 41 | 0 | 126 | 19 | 0 |
| 2020-09 | 5,192 | 19 | 0 | 26 | 3 | 3 |
| 2020-10 | 5,222 | 152 | 0 | 122 | 1 | 1 |
| 2020-11 | 5,170 | 35 | 0 | 87 | 15 | 0 |
| 2020-12 | 4,772 | 40 | 0 | 438 | 24 | 0 |
| 2021-01 | 4,788 | 21 | 0 | 5 | 0 | 2 |
| 2021-02 | 4,799 | 47 | 0 | 36 | 15 | 0 |
| 2021-03 | 4,810 | 13 | 0 | 2 | 1 | 0 |
| 2021-04 | 4,855 | 51 | 0 | 6 | 5 | 0 |
| 2021-05 | 4,858 | 6 | 0 | 3 | 1 | 0 |
| 2022-05 | 5,415 | 656 | 2 | 99 | 57 | 1 |
| 2022-06 | 6,273 | 885 | 1 | 27 | 1 | 22 |
| 2022-07 | 6,273 | 13 | 0 | 13 | 10 | 0 |
| 2022-08 | 6,263 | 9 | 0 | 19 | 1 | 0 |
| 2022-09 | 6,282 | 48 | 0 | 29 | 29 | 0 |
| 2022-10 | 6,292 | 17 | 0 | 7 | 2 | 0 |
| 2022-11 | 6,371 | 83 | 0 | 4 | 1 | 1 |
| 2022-12 | 6,367 | 16 | 0 | 20 | 2 | 0 |
| 2023-01 | 6,370 | 28 | 0 | 25 | 0 | 0 |
| 2023-02 | 6,406 | 54 | 0 | 18 | 15 | 0 |
| 2023-03 | 6,416 | 17 | 0 | 7 | 1 | 0 |
| 2023-04 | 6,370 | 5 | 0 | 51 | 0 | 5 |
| 2023-05 | 6,143 | 22 | 0 | 249 | 3 | 0 |
| 2023-06 | 6,126 | 13 | 0 | 30 | 2 | 10 |
| 2023-07 | 6,273 | 432 | 0 | 285 | 8 | 32 |
| 2023-08 | 6,010 | 317 | 1 | 580 | 33 | 7 |
| 2023-09 | 6,028 | 74 | 0 | 56 | 0 | 0 |
| 2023-10 | 6,015 | 11 | 0 | 24 | 2 | 1 |
| 2023-11 | 6,063 | 55 | 0 | 7 | 2 | 1 |
| 2023-12 | 4,678 | 314 | 1 | 1,699 | 37 | 50 |
| 2024-02 | 6,088 | 1,669 | 8 | 259 | 49 | 35 |
| 2024-03 | 6,068 | 8 | 0 | 28 | 3 | 1 |
| 2024-04 | 6,092 | 56 | 0 | 32 | 3 | 0 |
| 2024-05 | 5,993 | 19 | 0 | 118 | 1 | 0 |
| 2024-06 | 5,969 | 7 | 0 | 31 | 1 | 0 |
| 2024-07 | 5,963 | 10 | 0 | 16 | 0 | 0 |
| 2024-08 | 5,949 | 15 | 0 | 29 | 12 | 0 |
| 2024-09 | 5,955 | 26 | 0 | 20 | 4 | 0 |
| 2024-10 | 5,787 | 10 | 0 | 178 | 4 | 0 |
| 2024-11 | 5,776 | 22 | 0 | 33 | 20 | 0 |
| 2024-12 | 4,674 | 83 | 0 | 1,185 | 2 | 0 |
| 2025-01 | 4,904 | 254 | 0 | 24 | 2 | 0 |
| 2025-02 | 4,877 | 7 | 0 | 34 | 4 | 0 |
| 2025-03 | 4,877 | 0 | 0 | 0 | 0 | 0 |
| 2025-04 | 4,832 | 21 | 0 | 66 | 1 | 0 |
| 2025-05 | 4,833 | 37 | 0 | 36 | 6 | 0 |
| 2025-06 | 4,670 | 53 | 0 | 216 | 3 | 0 |
| 2025-07 | 4,760 | 100 | 0 | 10 | 34 | 0 |
| 2025-08 | 4,715 | 5 | 0 | 50 | 0 | 0 |
| 2025-09 | 4,734 | 21 | 0 | 2 | 10 | 0 |
| 2025-10 | 4,882 | 167 | 1 | 19 | 156 | 0 |
| 2025-11 | 6,612 | 1,741 | 0 | 11 | 1 | 0 |
| 2025-12 | 6,616 | 9 | 0 | 5 | 0 | 0 |
| 2026-01 | 6,593 | 2 | 0 | 25 | 0 | 0 |
| 2026-02 | 6,564 | 7 | 0 | 36 | 2 | 0 |
| 2026-03 | 6,851 | 291 | 0 | 4 | 290 | 0 |
| 2026-04 | 6,994 | 204 | 0 | 61 | 200 | 0 |
| 2026-05 | 7,063 | 78 | 0 | 9 | 1 | 0 |
| 2026-06 | 7,059 | 29 | 0 | 33 | 1 | 0 |
| 2026-07 | 7,102 | 46 | 0 | 3 | 10 | 0 |
| 2026-08 | 7,095 | 2 | 0 | 9 | 0 | 0 |
| 2026-09 | 7,109 | 15 | 0 | 1 | 0 | 0 |
| 2026-10 | 7,097 | 1 | 0 | 13 | 0 | 0 |
Flow patterns (42-month cumulative)
Inbound (numbers acquired)
| Direct transfer from another RespOrg | 29,259.0 |
| Harvested from disconnect pool | 45.0 |
| First assigned from spare pool | 5,589.0 |
| Reactivated own disconnects | 276.0 |
Outbound (numbers lost)
| Direct transfer to another RespOrg | 30,532.0 |
| Standard disconnect aging process (3+ months in DISC) | 1,315 |
| Abbreviated disconnect period (1–2 months in DISC) | 272 |
| Released directly to spare pool | 2,668.0 |
Of the 1,587 disconnect episodes this RespOrg has sent through aging, 17% were abbreviated (1–2 snapshots in DISC status). This RespOrg lets most numbers age the full 3–4 months before release, normal pattern.
Summary
GTT provides secure global connectivity, operating a global Tier 1 internet network serve thousands of businesses spanning 600+ PoPs on six continents with 220 Tbps of IP edge capacity.
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