Sinch
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Sinch Sinch AB is a Communications Platform as a Service (CPaaS) company founded in 2008 that powers messaging, voice, email, and video communications between businesses and their customers. The company is headquartered in Stockholm, Sweden (not … read more ↓
Transfer network
How toll free numbers move between Sinch (JE) and other Resp Orgs, reconstructed from Somos registry snapshots. Larger nodes = more transfer volume; Sinch is highlighted. Open the full interactive map →
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- Website: https://www.sinch.com/ Domain since 1997 (28y)
At a glance
#122 of 206 oldest
Inventory by NPA
Click any NPA for total pool inventory across the industry.
By status
- WORKING 158,164, 99.6%
- TRANSIT 591, 0.4%
Inventory age buckets
- 1–3 months 1,966, 1.2%
- 3–12 months 4,975, 2.9%
- 1–2 years 1,409, 0.8%
- 2–5 years 149,814, 88.4%
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 |
|---|---|---|---|---|---|---|
| 2018-06 | 14 | 14 | 0 | 0 | 0 | 0 |
| 2018-09 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2018-10 | 24 | 10 | 0 | 0 | 10 | 0 |
| 2018-11 | 19 | 0 | 0 | 5 | 0 | 5 |
| 2018-12 | 14 | 0 | 0 | 5 | 0 | 5 |
| 2019-01 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2019-02 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2019-03 | 24 | 10 | 0 | 0 | 10 | 0 |
| 2019-04 | 14 | 0 | 0 | 10 | 0 | 10 |
| 2019-05 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2019-06 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2019-08 | 74 | 60 | 0 | 0 | 60 | 0 |
| 2019-09 | 74 | 0 | 0 | 0 | 0 | 0 |
| 2019-10 | 74 | 0 | 0 | 0 | 0 | 0 |
| 2019-11 | 1,219 | 1,145 | 0 | 0 | 0 | 0 |
| 2019-12 | 1,219 | 0 | 0 | 0 | 0 | 0 |
| 2020-01 | 1,219 | 0 | 0 | 0 | 0 | 0 |
| 2020-02 | 1,219 | 0 | 0 | 0 | 0 | 0 |
| 2020-03 | 1,221 | 2 | 0 | 0 | 2 | 0 |
| 2020-04 | 1,221 | 0 | 0 | 0 | 0 | 0 |
| 2020-05 | 1,270 | 50 | 0 | 1 | 50 | 1 |
| 2020-06 | 1,270 | 0 | 0 | 0 | 0 | 0 |
| 2020-07 | 1,320 | 50 | 0 | 0 | 50 | 0 |
| 2020-08 | 1,319 | 0 | 0 | 1 | 0 | 0 |
| 2020-09 | 1,419 | 100 | 0 | 0 | 97 | 0 |
| 2020-10 | 1,419 | 0 | 0 | 0 | 0 | 0 |
| 2020-11 | 1,419 | 50 | 0 | 50 | 50 | 0 |
| 2020-12 | 1,419 | 0 | 0 | 0 | 0 | 0 |
| 2021-01 | 1,414 | 0 | 0 | 5 | 0 | 0 |
| 2021-02 | 1,414 | 0 | 0 | 0 | 0 | 0 |
| 2021-03 | 26,470 | 25,056 | 1 | 0 | 24,950 | 0 |
| 2021-04 | 26,470 | 50 | 0 | 50 | 50 | 0 |
| 2021-05 | 26,470 | 50 | 0 | 50 | 50 | 0 |
| 2022-05 | 57,311 | 31,033 | 31 | 192 | 30,343 | 0 |
| 2022-06 | 84,326 | 27,016 | 0 | 1 | 26,462 | 0 |
| 2022-07 | 84,325 | 0 | 0 | 1 | 0 | 1 |
| 2022-08 | 84,344 | 21 | 0 | 2 | 1 | 1 |
| 2022-09 | 84,344 | 0 | 0 | 0 | 0 | 0 |
| 2022-10 | 84,335 | 1 | 0 | 10 | 0 | 0 |
| 2022-11 | 84,543 | 208 | 6 | 0 | 192 | 0 |
| 2022-12 | 84,561 | 18 | 10 | 0 | 1 | 0 |
| 2023-01 | 84,560 | 4 | 0 | 5 | 4 | 5 |
| 2023-02 | 84,560 | 0 | 0 | 0 | 0 | 0 |
| 2023-03 | 84,560 | 0 | 0 | 0 | 0 | 0 |
| 2023-04 | 120,391 | 35,831 | 1 | 0 | 4,938 | 0 |
| 2023-05 | 120,394 | 3 | 0 | 0 | 2 | 0 |
| 2023-06 | 122,198 | 1,806 | 0 | 2 | 0 | 0 |
| 2023-07 | 84,325 | 2 | 0 | 37,875 | 1 | 4,374 |
| 2023-08 | 122,193 | 37,872 | 44 | 4 | 4,374 | 1 |
| 2023-09 | 122,192 | 0 | 0 | 1 | 0 | 0 |
| 2023-10 | 117,196 | 6 | 0 | 5,002 | 6 | 3,398 |
| 2023-11 | 117,209 | 19 | 1 | 6 | 17 | 5 |
| 2023-12 | 151,303 | 34,135 | 40 | 41 | 1,225 | 11 |
| 2024-02 | 149,679 | 95 | 8 | 1,719 | 14 | 1,048 |
| 2024-03 | 150,081 | 406 | 0 | 4 | 264 | 0 |
| 2024-04 | 150,166 | 118 | 0 | 33 | 109 | 0 |
| 2024-05 | 150,199 | 58 | 0 | 25 | 45 | 12 |
| 2024-06 | 150,280 | 93 | 19 | 12 | 70 | 0 |
| 2024-07 | 150,365 | 94 | 0 | 9 | 86 | 0 |
| 2024-08 | 150,489 | 135 | 0 | 11 | 123 | 0 |
| 2024-09 | 150,662 | 183 | 0 | 10 | 169 | 0 |
| 2024-10 | 150,797 | 143 | 0 | 8 | 101 | 0 |
| 2024-11 | 150,928 | 145 | 0 | 14 | 111 | 0 |
| 2024-12 | 151,303 | 398 | 1 | 23 | 386 | 0 |
| 2025-01 | 151,335 | 200 | 13 | 168 | 172 | 0 |
| 2025-02 | 151,485 | 175 | 0 | 25 | 156 | 0 |
| 2025-03 | 151,485 | 0 | 0 | 0 | 0 | 0 |
| 2025-04 | 151,813 | 344 | 2 | 16 | 175 | 0 |
| 2025-05 | 151,966 | 176 | 0 | 23 | 171 | 0 |
| 2025-06 | 152,038 | 165 | 0 | 93 | 145 | 0 |
| 2025-07 | 152,030 | 138 | 1 | 146 | 125 | 0 |
| 2025-08 | 152,551 | 633 | 0 | 112 | 603 | 1 |
| 2025-09 | 152,638 | 153 | 0 | 66 | 131 | 0 |
| 2025-10 | 152,741 | 170 | 38 | 67 | 108 | 0 |
| 2025-11 | 152,807 | 138 | 0 | 72 | 106 | 0 |
| 2025-12 | 154,128 | 1,660 | 0 | 339 | 1,650 | 0 |
| 2026-01 | 154,218 | 204 | 0 | 114 | 192 | 0 |
| 2026-02 | 155,073 | 893 | 0 | 38 | 274 | 0 |
| 2026-03 | 155,228 | 192 | 0 | 37 | 192 | 0 |
| 2026-04 | 156,544 | 1,335 | 5 | 19 | 137 | 1 |
| 2026-05 | 158,326 | 1,823 | 34 | 41 | 1,527 | 0 |
| 2026-06 | 158,755 | 461 | 17 | 32 | 147 | 0 |
Flow patterns (42-month cumulative)
Inbound (numbers acquired)
| Direct transfer from another RespOrg | 313,932.0 |
| Harvested from disconnect pool | 816.0 |
| First assigned from spare pool | 301,302.0 |
| Reactivated own disconnects | 0.0 |
Outbound (numbers lost)
| Direct transfer to another RespOrg | 110,760.0 |
| Standard disconnect aging process (3+ months in DISC) | 1 |
| Abbreviated disconnect period (1–2 months in DISC) | 10,000 |
| Released directly to spare pool | 26,637.0 |
Of the 10,001 disconnect episodes this RespOrg has sent through aging, 100% 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.
Summary
A leading SMS Messaging platform
About Sinch
Sinch AB is a Communications Platform as a Service (CPaaS) company founded in 2008 that powers messaging, voice, email, and video communications between businesses and their customers. The company is headquartered in Stockholm, Sweden (not Atlanta, GA as stated in the query), is publicly traded on the Nasdaq Mid Cap list under ticker SINCH, and employs over 4,000 people across more than 60 countries with approximately $2.8 billion in revenue.
Affiliations: Sinch AB was formerly known as CLX Communications. No subsidiary or parent company relationships identified in provided search results.
Toll free / RespOrg activity: No toll-free or RespOrg-specific news found in search results. Note: Query lists RespOrg code JEC01 and Atlanta, GA headquarters, but search results indicate Sinch is headquartered in Stockholm, Sweden. Verification of RespOrg status and toll-free operations requires primary sources from somos.com or FCC ECFS dockets.
AI-generated summary (confidence: low), last updated 2026-04-30. Verify against primary sources before quoting.
Top vanity holdings
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Testimonials mentioning this resporg (2)
TollFreeNumbers.com staff, it has been an absolute pleasure in doing business with you. Your site was site to maneuver and purchasing was a sinch. When we were able to just put in LIXO and your list of available numbers were there, it was too easy for us not to pick 1-800-GET-LIXO! We are forever appreciative and we'll make sure to refer anyone whom asks where we got our vanity number, to you! Thanks Again!
· Haywood Jackson, 2016-12-28
TollFreeNumbers.com staff, it has been an absolute pleasure in doing business with you. Your site was site to maneuver and purchasing was a sinch. When we were able to just put in LIXO and your list of available numbers were there, it was too easy for us not to pick 1-800-GET-LIXO! We are forever appreciative and we'll make sure to refer anyone whom asks where we got our vanity number, to you! Thanks Again!
· Haywood Jackson, 12/28/16