All assignees
92 prefixes in 645 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 645-200 | MIAMI | 6214 | 2023-11-02 | Yes |
| 645-201 | MIAMI | 6502 | 2023-12-12 | Yes |
| 645-202 | MIAMI | 937C | 2023-12-08 | Yes |
| 645-203 | MIAMI | 839J | 2024-01-15 | Yes |
| 645-204 | MIAMI | 8300 | 2024-12-13 | Yes |
| 645-205 | HOMESTEAD | 937C | 2025-01-08 | Yes |
| 645-206 | KEYS | 6214 | 2025-02-14 | Yes |
| 645-207 | MIAMI | 6214 | 2025-03-27 | Yes |
| 645-208 | MIAMI | 8300 | 2025-04-09 | Yes |
| 645-209 | KEYS | 839J | 2024-03-04 | Yes |
| 645-210 | NORTH DADE | 839J | 2024-03-04 | Yes |
| 645-211 | XXXXXXXXXX | MULT | — | — |
| 645-212 | HOMESTEAD | 839J | 2024-03-04 | Yes |
| 645-213 | PERRINE | 839J | 2024-03-04 | Yes |
| 645-214 | MIAMI | 6214 | 2024-03-08 | Yes |
| 645-215 | MIAMI | 937C | 2024-03-13 | Yes |
| 645-216 | MIAMI | 6502 | 2024-03-15 | Yes |
| 645-217 | HOMESTEAD | 6214 | 2024-04-25 | Yes |
| 645-218 | NORTH DADE | 937C | 2024-04-29 | Yes |
| 645-219 | PERRINE | 490J | 2024-05-13 | Yes |
| 645-220 | MIAMI | 937C | 2024-06-06 | Yes |
| 645-221 | NORTH DADE | 6214 | 2024-06-27 | Yes |
| 645-222 | MIAMI | 704G | 2023-10-31 | Yes |
| 645-223 | MIAMI | 490J | 2024-07-15 | Yes |
| 645-224 | MIAMI | 6214 | 2024-08-15 | Yes |
| 645-225 | MIAMI | 937C | 2024-08-21 | Yes |
| 645-226 | MIAMI | 0051 | 2024-08-29 | — |
| 645-227 | KEYS | 0051 | 2024-09-03 | — |
| 645-228 | NORTH DADE | 982E | 2024-09-05 | Yes |
| 645-229 | MIAMI | 6502 | 2024-09-09 | Yes |
| 645-230 | HOMESTEAD | 937C | 2024-09-10 | Yes |
| 645-231 | MIAMI | 937C | 2024-09-26 | Yes |
| 645-232 | MIAMI | 6889 | 2024-10-09 | Yes |
| 645-233 | MIAMI | 937C | 2025-10-03 | Yes |
| 645-234 | PERRINE | 6214 | 2024-10-09 | Yes |
| 645-235 | MIAMI | 6889 | 2024-10-16 | Yes |
| 645-236 | MIAMI | 6889 | 2024-10-23 | Yes |
| 645-237 | NORTH DADE | 6889 | 2024-10-23 | Yes |
| 645-238 | NORTH DADE | 937C | 2024-11-08 | Yes |
| 645-239 | NORTH DADE | 6214 | 2024-11-08 | Yes |
| 645-240 | MIAMI | 6214 | 2024-11-20 | Yes |
| 645-241 | MIAMI | 6889 | 2024-11-27 | Yes |
| 645-242 | KEYS | 6214 | 2025-04-09 | Yes |
| 645-243 | MIAMI | 6214 | 2025-04-09 | Yes |
| 645-244 | HOMESTEAD | 515J | 2025-04-10 | Yes |
| 645-245 | KEYS | 515J | 2025-04-10 | Yes |
| 645-246 | MIAMI | 515J | 2025-04-10 | Yes |
| 645-247 | NORTH DADE | 515J | 2025-04-11 | Yes |
| 645-248 | MIAMI | 6214 | 2025-04-25 | Yes |
| 645-249 | PERRINE | 515J | 2025-04-30 | Yes |
| 645-250 | MIAMI | 6214 | 2025-05-08 | Yes |
| 645-251 | MIAMI | 700J | 2025-07-30 | Yes |
| 645-252 | NORTH DADE | 6214 | 2026-03-04 | Yes |
| 645-253 | MIAMI | 671J | 2026-03-19 | Yes |
| 645-254 | NORTH DADE | 6214 | 2026-04-29 | Yes |
| 645-255 | NORTH DADE | 6214 | 2026-05-04 | Yes |
| 645-256 | PERRINE | 937C | 2026-08-19 | Yes |
| 645-257 | KEYS | 937C | 2026-08-24 | Yes |
| 645-300 | KEYS | 382G | 2023-11-14 | Yes |
| 645-311 | XXXXXXXXXX | MULT | — | — |
| 645-333 | MIAMI | 704G | 2023-11-07 | Yes |
| 645-400 | MIAMI | 693K | 2024-05-08 | Yes |
| 645-411 | XXXXXXXXXX | MULT | — | — |
| 645-444 | MIAMI | 704G | 2023-12-08 | Yes |
| 645-465 | MIAMI | 693K | 2026-03-20 | Yes |
| 645-500 | NORTH DADE | 624H | 2024-01-11 | Yes |
| 645-511 | XXXXXXXXXX | MULT | — | — |
| 645-529 | PERRINE | 937C | 2025-12-22 | Yes |
| 645-555 | DIR ASST | MULT | — | — |
| 645-587 | MIAMI | 824J | 2026-03-25 | Yes |
| 645-600 | HOMESTEAD | 693K | 2024-05-08 | Yes |
| 645-611 | XXXXXXXXXX | MULT | — | — |
| 645-645 | NORTH DADE | 937C | 2023-11-03 | Yes |
| 645-654 | MIAMI | 624H | 2024-11-04 | Yes |
| 645-666 | HOMESTEAD | 704G | 2024-01-18 | Yes |
| 645-678 | KEYS | 624H | 2024-08-30 | Yes |
| 645-700 | — | — | ||
| 645-711 | XXXXXXXXXX | MULT | — | — |
| 645-732 | HOMESTEAD | 937C | 2025-12-29 | Yes |
| 645-777 | HOMESTEAD | 704G | 2023-10-25 | Yes |
| 645-800 | NORTH DADE | 704G | 2024-02-09 | Yes |
| 645-811 | XXXXXXXXXX | MULT | — | — |
| 645-880 | MIAMI | 193E | 2026-09-10 | Yes |
| 645-888 | KEYS | 704G | 2023-10-19 | Yes |
| 645-900 | PERRINE | 704G | 2024-01-18 | Yes |
| 645-911 | XXXXXXXXXX | MULT | — | — |
| 645-933 | MIAMI | 883K | 2026-06-08 | Yes |
| 645-950 | — | — | ||
| 645-958 | — | — | ||
| 645-959 | — | — | ||
| 645-976 | — | — | ||
| 645-999 | PERRINE | 704G | 2023-10-31 | 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.