NumberResearchThousands-blocks in 207-817
This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/20/2026
The ten 1,000-number thousand-blocks inside prefix 207-817 and who was initially assigned each. Under pooling these blocks often belong to different carriers — the single prefix-level “assignee” is usually just the pool / code holder, not who holds the numbers. ← all 207 blocks
Most active assignees, all time — NPA 207
New assignments by month
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2012-08-17 | 207-817-0XXX | 0000–0999 | Assigned | TWC IP ENABLED SERVICES, LLC | 793K | OLD TOWN | ME |
| — | 207-817-1XXX | 1000–1999 | Available | OLD TOWN | ME | ||
| 2018-02-12 | 207-817-2XXX | 2000–2999 | Assigned | PEERLESS NETWORK OF MAINE, LLC- ME | 925H | OLD TOWN | ME |
| 2006-08-06 | 207-817-3XXX | 3000–3999 | Assigned | CRC COMMUNICATIONS OF MAINE, INC. - ME | 1255 | OLD TOWN | ME |
| 2008-07-22 | 207-817-4XXX | 4000–4999 | Assigned | OXFORD CNTY TELEPHONE SVC CO, DBA OXFORD NETWRKS | 5205 | OLD TOWN | ME |
| 2009-08-31 | 207-817-5XXX | 5000–5999 | Assigned | MID-MAINE TELPLUS DBA MID-MAINE COMMUNICATIONS | 4121 | OLD TOWN | ME |
| 2006-12-14 | 207-817-6XXX | 6000–6999 | Assigned | BIDDEFORD INTERNET CORPORATION - ME | 9472 | OLD TOWN | ME |
| 2002-01-31 | 207-817-7XXX | 7000–7999 | Assigned | PAETEC ITEL, LLC | 829J | OLD TOWN | ME |
| — | 207-817-8XXX | 8000–8999 | Reserved | MID-MAINE TELPLUS DBA MID-MAINE COMMUNICATIONS | 4121 | OLD TOWN | ME |
| — | 207-817-9XXX | 9000–9999 | Reserved | MID-MAINE TELPLUS DBA MID-MAINE COMMUNICATIONS | 4121 | OLD TOWN | ME |
Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/20/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.