All assignees
617 prefixes in 337 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 337-958 | — | — | ||
| 337-959 | — | — | ||
| 337-962 | LAFAYETTE | 6214 | — | — |
| 337-965 | CARLYSS | 6214 | 2005-08-12 | Yes |
| 337-967 | NEW IBERIA | 6214 | — | Yes |
| 337-976 | — | — | ||
| 337-977 | OBERLIN | 6505 | 2004-03-16 | Yes |
| 337-981 | LAFAYETTE | 9419 | — | — |
| 337-983 | LAFAYETTE | 9419 | — | Yes |
| 337-984 | LAFAYETTE | 9419 | — | — |
| 337-988 | LAFAYETTE | 9419 | — | — |
| 337-989 | LAFAYETTE | 9419 | — | Yes |
| 337-990 | LK CHARLES | 829J | 2001-06-12 | Yes |
| 337-991 | LAFAYETTE | 9419 | — | Yes |
| 337-993 | LAFAYETTE | 9419 | — | — |
| 337-998 | KINDER | 6505 | 2004-03-16 | Yes |
| 337-999 | BROUSSARD | 153F | — | 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.