CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT
61 prefixes in 203 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 203-209 | BRIDGEPORT | 6388 | — | — |
| 203-228 | WATERBURY | 6388 | 2002-10-04 | Yes |
| 203-231 | ANSONIDRBY | 6388 | — | — |
| 203-232 | WATERBURY | 6388 | — | — |
| 203-233 | WATERBURY | 6388 | — | — |
| 203-240 | DANBURY | 6388 | — | — |
| 203-241 | DANBURY | 6388 | — | — |
| 203-246 | NORWALK | 6388 | — | Yes |
| 203-247 | NORWALK | 6388 | — | — |
| 203-249 | STAMFORD | 6388 | — | — |
| 203-253 | STAMFORD | 6388 | — | — |
| 203-257 | BRIDGEPORT | 6388 | — | — |
| 203-258 | BRIDGEPORT | 6388 | — | — |
| 203-273 | STAMFORD | 6388 | 2002-10-22 | Yes |
| 203-308 | ANSONIDRBY | 6388 | 2008-10-22 | Yes |
| 203-313 | DANBURY | 6388 | — | Yes |
| 203-314 | NEW HAVEN | 6388 | — | — |
| 203-376 | NEW HAVEN | 6388 | — | — |
| 203-450 | BRIDGEPORT | 6388 | 2008-05-12 | Yes |
| 203-456 | DANBURY | 6388 | 2011-12-06 | Yes |
| 203-464 | NEW HAVEN | 6388 | — | — |
| 203-470 | DANBURY | 6388 | — | — |
| 203-494 | NEW HAVEN | 6388 | — | — |
| 203-501 | DANBURY | 6388 | 2010-07-09 | Yes |
| 203-505 | NORWALK | 6388 | — | Yes |
| 203-520 | BRIDGEPORT | 6388 | 2002-05-30 | — |
| 203-521 | BRIDGEPORT | 6388 | — | — |
| 203-530 | NEW HAVEN | 6388 | — | — |
| 203-536 | STAMFORD | 6388 | — | — |
| 203-561 | STAMFORD | 6388 | — | — |
| 203-584 | NEW HAVEN | 6388 | 2010-07-09 | Yes |
| 203-605 | NEW HAVEN | 6388 | — | — |
| 203-623 | NEW HAVEN | 6388 | — | — |
| 203-641 | NEW HAVEN | 6388 | — | — |
| 203-644 | NORWALK | 6388 | — | Yes |
| 203-671 | NEW HAVEN | 6388 | — | — |
| 203-707 | WATERBURY | 6388 | 2011-03-10 | Yes |
| 203-721 | WATERBURY | 6388 | — | Yes |
| 203-726 | BRIDGEPORT | 6388 | 2010-09-08 | Yes |
| 203-733 | DANBURY | 6388 | — | — |
| 203-767 | BRIDGEPORT | 6388 | — | — |
| 203-803 | NORWALK | 6388 | — | Yes |
| 203-814 | BRIDGEPORT | 6388 | — | Yes |
| 203-815 | NEW HAVEN | 6388 | — | Yes |
| 203-833 | NEW HAVEN | 6388 | 2015-07-29 | Yes |
| 203-836 | NEW HAVEN | 6388 | 2011-12-06 | Yes |
| 203-856 | NORWALK | 6388 | — | — |
| 203-858 | NORWALK | 6388 | — | — |
| 203-885 | DANBURY | 6388 | 2006-10-30 | Yes |
| 203-893 | ANSONIDRBY | 6388 | 2007-06-29 | Yes |
| 203-906 | ANSONIDRBY | 6388 | 2002-04-23 | Yes |
| 203-909 | NEW HAVEN | 6388 | 2008-05-13 | Yes |
| 203-910 | WATERBURY | 6388 | — | — |
| 203-912 | STAMFORD | 6388 | — | — |
| 203-913 | BRIDGEPORT | 6388 | — | — |
| 203-915 | NEW HAVEN | 6388 | — | — |
| 203-917 | DANBURY | 6388 | 2008-10-22 | Yes |
| 203-927 | NEW HAVEN | 6388 | — | Yes |
| 203-980 | NEW HAVEN | 6388 | 2002-08-20 | Yes |
| 203-984 | NORWALK | 6388 | — | — |
| 203-993 | BRIDGEPORT | 6388 | 2006-07-20 | 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.