WINDSTREAM WESTERN RESERVE, INC.
39 prefixes in 440 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 440-206 | AUSTINBURG | 0666 | — | Yes |
| 440-214 | CHARDON | 0666 | 2011-09-16 | Yes |
| 440-224 | KINGSVILLE | 0666 | — | Yes |
| 440-259 | PERRY | 0666 | — | Yes |
| 440-261 | ASHTABULA | 0666 | 2011-09-16 | Yes |
| 440-271 | PARKMAN | 0666 | 2001-05-22 | Yes |
| 440-275 | AUSTINBURG | 0666 | — | Yes |
| 440-279 | CHARDON | 0666 | — | Yes |
| 440-280 | PERRY | 0666 | — | Yes |
| 440-285 | CHARDON | 0666 | — | — |
| 440-286 | CHARDON | 0666 | — | — |
| 440-298 | THOMPSON | 0666 | — | Yes |
| 440-307 | MADISON | 0666 | 2011-09-16 | Yes |
| 440-338 | RUSSELL | 0666 | — | — |
| 440-415 | GENEVA | 0666 | — | Yes |
| 440-417 | MADISON | 0666 | — | Yes |
| 440-428 | MADISON | 0666 | — | — |
| 440-466 | GENEVA | 0666 | — | — |
| 440-474 | TRUMBULL | 0666 | — | Yes |
| 440-543 | BAINBRIDGE | 0666 | — | — |
| 440-548 | PARKMAN | 0666 | — | Yes |
| 440-563 | ROCK CREEK | 0666 | — | Yes |
| 440-564 | NEWBURY | 0666 | — | — |
| 440-577 | PIERPONT | 0666 | — | Yes |
| 440-632 | MIDDLEFLD | 0666 | — | Yes |
| 440-635 | E CLARIDON | 0666 | — | Yes |
| 440-636 | HUNTSBURG | 0666 | — | Yes |
| 440-693 | MESOPOTMIA | 0666 | — | Yes |
| 440-708 | BAINBRIDGE | 0666 | — | Yes |
| 440-805 | ROCK CREEK | 0666 | 2013-06-06 | Yes |
| 440-858 | DORSET | 0666 | — | Yes |
| 440-964 | ASHTABULA | 0666 | — | — |
| 440-968 | MONTVILLE | 0666 | — | Yes |
| 440-969 | ASHTABULA | 0666 | — | Yes |
| 440-992 | ASHTABULA | 0666 | — | — |
| 440-993 | ASHTABULA | 0666 | — | — |
| 440-994 | ASHTABULA | 0666 | — | Yes |
| 440-997 | ASHTABULA | 0666 | — | — |
| 440-998 | ASHTABULA | 0666 | — | — |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.