Number Management Group
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Number Management Group (RespOrg code NM) controls 70 US toll free numbers as of October 2026. That is up 54 (338%) since March 2018. Resporgs.com files it under Resporg Services, Dormant. It is part of the NumHub group. Based in Bend, OR.
Transfer network
How toll free numbers move between Number Management Group (NM) and other Resp Orgs, reconstructed from Somos registry snapshots. Larger nodes = more transfer volume; Number Management Group is highlighted. Open the full interactive map →
Scroll to zoom, drag to pan, drag a node to reposition.
- Website: https://numhub.com/ Domain since 1996 (30y)
- Phone: (800) 310-1010 via web search: support.numbergroup.com
- 👥 Shared address (7 resporgs)
At a glance
Dormant RespOrg
This phone company is dead or nearly dead, almost zero numbers and little or no activity. Sometimes called a "zombie" RespOrg because they just won't die.
Last seen with active numbers: 2026-10. Nothing in any monthly snapshot since.
The trajectory chart below shows the full history. The code may have been transferred, retired, or reassigned to a new operator that hasn't begun activating numbers yet.
Trajectory
Show monthly numbers
| Month | Inventory | Acquired | Harvested | Lost | From spare | To spare |
|---|---|---|---|---|---|---|
| 2018-03 | 16 | 0 | 0 | 0 | 0 | 0 |
| 2018-06 | 28 | 14 | 14 | 2 | 0 | 0 |
| 2018-09 | 14 | 0 | 0 | 14 | 0 | 0 |
| 2018-10 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2018-11 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2018-12 | 15 | 1 | 0 | 0 | 0 | 0 |
| 2019-01 | 16 | 2 | 2 | 1 | 0 | 0 |
| 2019-02 | 21 | 7 | 0 | 2 | 0 | 0 |
| 2019-03 | 17 | 3 | 0 | 7 | 0 | 0 |
| 2019-04 | 25 | 8 | 1 | 0 | 0 | 0 |
| 2019-05 | 14 | 0 | 0 | 11 | 0 | 0 |
| 2019-06 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2019-08 | 17 | 3 | 0 | 0 | 0 | 0 |
| 2019-09 | 29 | 15 | 0 | 3 | 0 | 0 |
| 2019-10 | 17 | 3 | 0 | 15 | 0 | 0 |
| 2019-11 | 14 | 0 | 0 | 3 | 0 | 0 |
| 2019-12 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2020-01 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2020-02 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2020-03 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2020-04 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2020-05 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2020-06 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2020-07 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2020-08 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2020-09 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2020-10 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2020-11 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2020-12 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2021-01 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2021-02 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2021-03 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2021-04 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2021-05 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2022-05 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2022-06 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2022-07 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2022-08 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2022-09 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2022-10 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2022-11 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2022-12 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2023-01 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2023-02 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2023-03 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2023-04 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2023-05 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2023-06 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2023-07 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2023-08 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2023-09 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2023-10 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2023-11 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2023-12 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2024-02 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2024-03 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2024-04 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2024-05 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2024-06 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2024-07 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2024-08 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2024-09 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2024-10 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2024-11 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2024-12 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2025-01 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2025-02 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2025-03 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2025-04 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2025-05 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2025-06 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2025-07 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2025-08 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2025-09 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2025-10 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2025-11 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2025-12 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2026-01 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2026-02 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2026-03 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2026-04 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2026-05 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2026-06 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2026-07 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2026-08 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2026-09 | 14 | 0 | 0 | 0 | 0 | 0 |
| 2026-10 | 70 | 56 | 4 | 0 | 0 | 0 |
Flow patterns (42-month cumulative)
Inbound (numbers acquired)
| Direct transfer from another RespOrg | 91.0 |
| Harvested from disconnect pool | 21.0 |
| First assigned from spare pool | 0.0 |
| Reactivated own disconnects | 0.0 |
Outbound (numbers lost)
| Direct transfer to another RespOrg | 116.0 |
| Entered multi-month disconnect (aging) | 0.0 |
| Released directly to spare pool | 0.0 |
Contact-form message
with Number Management Group (NumHub)