LEVEL 3 COMMUNICATIONS, LLC - MA
20 prefixes in 413 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 413-239 | NORTHFIELD | 4018 | — | Yes |
| 413-251 | HINSDALE | 4018 | — | Yes |
| 413-306 | SPRINGFLD | 4018 | 2002-05-08 | Yes |
| 413-320 | NORTHAMPTN | 4018 | 2001-01-22 | Yes |
| 413-338 | WARREN | 4018 | 2001-07-13 | Yes |
| 413-340 | WILLIAMSBG | 4018 | 2008-09-15 | Yes |
| 413-341 | NORTHAMPTN | 4018 | — | Yes |
| 413-349 | HATFIELD | 4018 | 2004-08-13 | Yes |
| 413-412 | NORTHADAMS | 4018 | 2016-09-22 | Yes |
| 413-459 | CHICOPEE | 4018 | — | Yes |
| 413-461 | AMHERST | 4018 | — | Yes |
| 413-471 | CHESTERFLD | 4018 | — | Yes |
| 413-497 | GILBERTVL | 4018 | 2001-07-13 | Yes |
| 413-591 | GREATBNGTN | 4018 | — | Yes |
| 413-650 | HOLYOKE | 4018 | 2005-12-23 | Yes |
| 413-728 | LENOX | 4018 | — | Yes |
| 413-729 | WESTFIELD | 4018 | — | Yes |
| 413-849 | CHARLEMONT | 4018 | 2001-11-15 | Yes |
| 413-853 | ASHFIELD | 4018 | — | Yes |
| 413-994 | CHARLEMONT | 4018 | 2001-06-21 | Yes |
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.