NumberResearchRecent prefix assignments
2 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/18/2026
Which carriers received which NPA-NXX prefixes, and where. Assignments are initial assignments from NANPA records — because of number portability, the current serving carrier of individual numbers may differ. For finer-grained activity, see the thousands-block view above.
Most active assignees, last 30 days
New assignments by month
Sep 2026
Aug 2026
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Dec 2025
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2022-01-27 | 581-685 | Iristel Inc. | 154E | Sept-Iles | — |
| 2022-01-27 | 709-797 | Iristel Inc. | 154E | Bay Roberts | — |
| 2022-01-27 | 782-834 | Iristel Inc. | 154E | Musquodoboit Harbour | — |
| 2022-01-25 | 236-799 | Iristel Inc. | 154E | Quesnel | — |
| 2022-01-25 | 365-363 | Iristel Inc. | 154E | Markham | — |
| 2022-01-25 | 365-376 | Iristel Inc. | 154E | Markham | — |
| 2022-01-25 | 581-410 | Iristel Inc. | 154E | Sainte-Marie-de-Beauce | — |
| 2022-01-25 | 709-606 | Iristel Inc. | 154E | St. John's | — |
| 2022-01-24 | 236-201 | Iristel Inc. | 154E | Midway | — |
| 2022-01-24 | 236-462 | Iristel Inc. | 154E | Nanaimo | — |
| 2022-01-24 | 365-744 | Iristel Inc. | 154E | Milton | — |
| 2022-01-24 | 438-908 | Iristel Inc. | 154E | Montreal | — |
| 2022-01-24 | 581-474 | Iristel Inc. | 154E | Donnacona | — |
| 2022-01-24 | 639-307 | Iristel Inc. | 154E | Lanigan | — |
| 2022-01-24 | 873-702 | Iristel Inc. | 154E | Drummondville | — |
| 2022-01-24 | 873-774 | Iristel Inc. | 154E | Rouyn-Noranda | — |
| 2022-01-21 | 236-309 | Iristel Inc. | 154E | Fort St. John | — |
| 2022-01-21 | 438-907 | Iristel Inc. | 154E | Montreal | — |
| 2022-01-21 | 639-565 | Iristel Inc. | 154E | Lumsden | — |
| 2022-01-21 | 639-969 | Iristel Inc. | 154E | Kipling | — |
| 2022-01-20 | 548-906 | Iristel Inc. | 154E | Essex | — |
| 2022-01-20 | 639-812 | Iristel Inc. | 154E | Biggar | — |
| 2022-01-20 | 825-745 | Iristel Inc. | 154E | Medicine Hat | — |
| 2022-01-20 | 873-306 | Iristel Inc. | 154E | Victoriaville | — |
| 2022-01-19 | 236-315 | Iristel Inc. | 154E | Vancouver | — |
| 2022-01-19 | 548-918 | Iristel Inc. | 154E | Leamington | — |
| 2022-01-19 | 581-893 | Iristel Inc. | 154E | Chandler | — |
| 2022-01-19 | 639-704 | Iristel Inc. | 154E | Saskatoon | — |
| 2022-01-19 | 709-301 | Iristel Inc. | 154E | Bonavista | — |
| 2021-11-10 | 548-708 | Iristel Inc. | 154E | Windsor | — |
| 2021-11-10 | 548-709 | Iristel Inc. | 154E | Windsor | — |
| 2021-10-18 | 825-907 | Iristel Inc. | 154E | Fox Creek | — |
| 2021-10-15 | 365-730 | Iristel Inc. | 154E | Thornhill | — |
| 2021-10-15 | 365-731 | Iristel Inc. | 154E | Thornhill | — |
| 2021-10-15 | 365-732 | Iristel Inc. | 154E | Thornhill | — |
| 2021-09-13 | 709-402 | Iristel Inc. | 154E | Torbay | — |
| 2021-09-09 | 506-723 | Iristel Inc. | 154E | Shediac | — |
| 2021-09-01 | 825-754 | Iristel Inc. | 154E | Stettler | — |
| 2021-08-20 | 672-784 | Iristel Inc. | 154E | Lillooet | — |
| 2021-08-20 | 672-906 | Iristel Inc. | 154E | Squamish | — |
| 2021-08-19 | 825-852 | Iristel Inc. | 154E | Spruce Grove | — |
| 2021-08-16 | 437-292 | Iristel Inc. | 154E | Toronto | — |
| 2021-08-16 | 807-780 | Iristel Inc. | 154E | Atikokan | — |
| 2021-08-16 | 825-360 | Iristel Inc. | 154E | Lac La Biche | — |
| 2021-08-16 | 825-551 | Iristel Inc. | 154E | Slave Lake | — |
| 2021-08-16 | 825-876 | Iristel Inc. | 154E | Pincher Creek | — |
| 2021-08-13 | 236-761 | Iristel Inc. | 154E | Aldergrove | — |
| 2021-08-13 | 825-462 | Iristel Inc. | 154E | Airdrie | — |
| 2021-08-09 | 438-702 | Iristel Inc. | 154E | Ile-Perrot | — |
| 2021-08-09 | 639-383 | Iristel Inc. | 154E | Outlook | — |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/18/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.