All assignees
81 prefixes in 728 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 728-200 | WPALMBEACH | 6889 | 2023-10-31 | Yes |
| 728-201 | WPALMBEACH | 6502 | 2023-10-31 | Yes |
| 728-202 | BOCA RATON | 6502 | 2024-01-15 | Yes |
| 728-203 | WPALMBEACH | 937C | 2024-01-10 | Yes |
| 728-204 | DELRAY BCH | 982E | 2025-01-07 | Yes |
| 728-205 | BOCA RATON | 6502 | 2024-09-25 | Yes |
| 728-206 | WPALMBEACH | 6502 | 2024-01-19 | Yes |
| 728-207 | BOCA RATON | 6502 | 2024-02-06 | Yes |
| 728-208 | DELRAY BCH | 6214 | 2024-04-05 | Yes |
| 728-209 | WPALMBEACH | 937C | 2025-01-08 | Yes |
| 728-210 | WPALMBEACH | 937C | 2024-04-18 | Yes |
| 728-211 | XXXXXXXXXX | MULT | — | — |
| 728-212 | DELRAY BCH | 937C | 2024-04-30 | Yes |
| 728-213 | WPALMBEACH | 6502 | 2024-07-10 | Yes |
| 728-214 | DELRAY BCH | 6889 | 2024-08-19 | Yes |
| 728-215 | BELLEGLADE | 6889 | 2024-08-19 | Yes |
| 728-216 | BOCA RATON | 0051 | 2024-09-03 | — |
| 728-217 | BOYNTONBCH | 0051 | 2024-09-03 | — |
| 728-218 | BOCA RATON | 6502 | 2024-09-03 | Yes |
| 728-219 | WPALMBEACH | 6502 | 2024-09-03 | Yes |
| 728-220 | WPALMBEACH | 6889 | 2024-09-06 | Yes |
| 728-221 | JUPITER | 616J | 2024-09-19 | Yes |
| 728-222 | DELRAY BCH | 704G | 2023-11-01 | Yes |
| 728-223 | WPALMBEACH | 6502 | 2024-10-03 | Yes |
| 728-224 | DELRAY BCH | 6889 | 2024-10-16 | Yes |
| 728-225 | DELRAY BCH | 6214 | 2024-10-23 | Yes |
| 728-226 | WPALMBEACH | 6214 | 2024-10-23 | Yes |
| 728-227 | BOCA RATON | 6502 | 2024-10-31 | Yes |
| 728-228 | BOCA RATON | 982E | 2024-11-06 | Yes |
| 728-229 | BOCA RATON | 6214 | 2024-11-08 | Yes |
| 728-230 | WPALMBEACH | 6502 | 2024-11-23 | Yes |
| 728-231 | WPALMBEACH | 8664 | 2024-12-12 | Yes |
| 728-232 | DELRAY BCH | 6889 | 2025-01-29 | Yes |
| 728-233 | BOYNTONBCH | 982E | 2025-03-10 | Yes |
| 728-234 | DELRAY BCH | 6889 | 2025-03-26 | Yes |
| 728-235 | WPALMBEACH | 6889 | 2025-03-26 | Yes |
| 728-236 | WPALMBEACH | 8300 | 2025-04-07 | Yes |
| 728-237 | WPALMBEACH | 515J | 2025-04-25 | Yes |
| 728-238 | WPALMBEACH | 937C | 2025-09-24 | Yes |
| 728-239 | JUPITER | 937C | 2025-09-24 | Yes |
| 728-240 | BOCA RATON | 6502 | 2025-09-26 | Yes |
| 728-241 | BOCA RATON | 937C | 2025-12-12 | Yes |
| 728-242 | DELRAY BCH | 6214 | 2026-01-15 | Yes |
| 728-243 | WPALMBEACH | 937C | 2026-01-27 | Yes |
| 728-244 | BOCA RATON | 6214 | 2026-01-28 | Yes |
| 728-245 | DELRAY BCH | 6214 | 2026-05-22 | Yes |
| 728-246 | DELRAY BCH | 6214 | 2026-06-22 | Yes |
| 728-247 | WPALMBEACH | 937C | 2026-06-30 | Yes |
| 728-248 | DELRAY BCH | 937C | 2026-07-21 | Yes |
| 728-288 | BOYNTONBCH | 624H | 2024-01-12 | Yes |
| 728-300 | BOYNTONBCH | 693K | 2024-08-27 | Yes |
| 728-311 | XXXXXXXXXX | MULT | — | — |
| 728-333 | JUPITER | 704G | 2023-10-26 | Yes |
| 728-400 | JUPITER | 937C | 2025-12-29 | Yes |
| 728-411 | XXXXXXXXXX | MULT | — | — |
| 728-444 | WPALMBEACH | 704G | 2023-11-02 | Yes |
| 728-465 | BELLEGLADE | 693K | 2026-03-20 | Yes |
| 728-500 | BOCA RATON | 693K | 2024-05-08 | Yes |
| 728-511 | XXXXXXXXXX | MULT | — | — |
| 728-529 | BOYNTONBCH | 937C | 2025-12-22 | Yes |
| 728-555 | DIR ASST | MULT | — | — |
| 728-561 | DELRAY BCH | 6214 | 2024-07-31 | Yes |
| 728-587 | WPALMBEACH | 824J | 2026-03-19 | Yes |
| 728-600 | WPALMBEACH | 693K | 2024-08-27 | Yes |
| 728-611 | XXXXXXXXXX | MULT | — | — |
| 728-666 | BOCA RATON | 704G | 2024-01-24 | Yes |
| 728-700 | — | — | ||
| 728-711 | XXXXXXXXXX | MULT | — | — |
| 728-728 | WPALMBEACH | 937C | 2023-11-03 | Yes |
| 728-777 | BOCA RATON | 704G | 2023-10-25 | Yes |
| 728-800 | BELLEGLADE | 382G | 2023-11-15 | Yes |
| 728-811 | XXXXXXXXXX | MULT | — | — |
| 728-880 | DELRAY BCH | 624H | 2024-01-12 | Yes |
| 728-888 | DELRAY BCH | 704G | 2023-10-20 | Yes |
| 728-900 | WPALMBEACH | 704G | 2024-01-31 | Yes |
| 728-911 | XXXXXXXXXX | MULT | — | — |
| 728-950 | — | — | ||
| 728-958 | — | — | ||
| 728-959 | — | — | ||
| 728-976 | — | — | ||
| 728-999 | BELLEGLADE | 704G | 2023-10-20 | 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.