LEVEL 3 COMMUNICATIONS, LLC - CT
28 prefixes in 860 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 860-237 | NORWICH | 4800 | — | Yes |
| 860-248 | CORNWALL | 4800 | — | Yes |
| 860-288 | MANCHESTER | 4800 | — | Yes |
| 860-398 | MIDDLETOWN | 4800 | — | Yes |
| 860-419 | CORNWALL | 4800 | — | Yes |
| 860-481 | PUTNAM | 4800 | — | Yes |
| 860-516 | BRISTOL | 4800 | — | Yes |
| 860-552 | CLINTON | 4800 | — | Yes |
| 860-591 | JEWETTCITY | 4800 | — | Yes |
| 860-661 | OLD SAYBRK | 4800 | — | Yes |
| 860-733 | HARWINTON | 4800 | — | Yes |
| 860-748 | HARTFORD | 4800 | — | Yes |
| 860-777 | FARMINGTON | 4800 | — | Yes |
| 860-780 | GLASTONBY | 4800 | — | Yes |
| 860-782 | HARWINTON | 4800 | — | Yes |
| 860-784 | SIMSBURY | 4800 | — | Yes |
| 860-786 | WILLIMNTIC | 4800 | — | Yes |
| 860-787 | WINDSOR | 4800 | — | Yes |
| 860-789 | WINDSORLKS | 4800 | — | Yes |
| 860-799 | NEWMILFORD | 4800 | — | Yes |
| 860-838 | HARTFORD | 4800 | — | Yes |
| 860-863 | SOUTHINGTN | 4800 | — | Yes |
| 860-865 | NEW LONDON | 4800 | — | Yes |
| 860-866 | TORRINGTON | 4800 | — | Yes |
| 860-879 | DEEP RIVER | 4800 | — | Yes |
| 860-891 | MOODUS | 4800 | 2002-05-30 | Yes |
| 860-910 | NEW LONDON | 4800 | 2001-05-01 | Yes |
| 860-967 | HARTFORD | 4800 | 2002-04-23 | 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.