All assignees
127 prefixes in 341 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 341-200 | HRCUL-RODE | 965H | 2020-07-02 | Yes |
| 341-201 | FRNK OLIVR | 073H | 2020-12-17 | Yes |
| 341-202 | OKLD MN-PD | 7145 | 2021-07-07 | Yes |
| 341-203 | RICHMOND | 6006 | 2021-07-29 | Yes |
| 341-204 | FRNK GRNLF | 981E | 2021-10-28 | Yes |
| 341-205 | OKLD MN-PD | 981E | 2021-08-31 | Yes |
| 341-206 | FRNK MAIN | 6006 | 2021-10-15 | Yes |
| 341-207 | RICHMOND | 981E | 2021-10-26 | Yes |
| 341-208 | HAYWARD | 6010 | 2021-10-26 | Yes |
| 341-209 | FRNK OLIVR | 981E | 2022-01-10 | Yes |
| 341-210 | OKLD ALMD | 981E | 2021-09-27 | Yes |
| 341-211 | MULT | — | — | |
| 341-212 | OKLD BKLY | 073H | 2021-11-21 | Yes |
| 341-213 | OKLD MN-PD | 6529 | 2022-01-10 | Yes |
| 341-214 | HRCUL-RODE | 6010 | 2022-04-12 | Yes |
| 341-215 | RICHMOND | 981E | 2022-02-04 | Yes |
| 341-216 | FRNK MAIN | 981E | 2022-02-22 | Yes |
| 341-217 | OKLD ALMD | 981E | 2022-09-02 | Yes |
| 341-218 | OKLD FRTVL | 394L | 2022-10-10 | Yes |
| 341-219 | OKLD BKLY | 671J | 2022-06-03 | Yes |
| 341-220 | OKLD MN-PD | 7145 | 2022-09-19 | Yes |
| 341-221 | HAYWARD | 6529 | 2022-02-28 | Yes |
| 341-222 | OKLD FRTVL | 965H | 2019-12-03 | Yes |
| 341-223 | OKLD ALMD | 939H | 2022-11-03 | Yes |
| 341-224 | FRNK MAIN | 6010 | 2022-12-12 | Yes |
| 341-225 | FRNK GRNLF | 6010 | 2023-02-16 | Yes |
| 341-226 | OKLD FRTVL | 965H | 2020-05-28 | Yes |
| 341-227 | FRNK OLIVR | 6010 | 2023-02-16 | Yes |
| 341-228 | FRNK MAIN | 6006 | 2023-02-17 | Yes |
| 341-229 | OKLD MN-PD | 649C | 2023-03-30 | Yes |
| 341-230 | RICHMOND | 649C | 2023-04-12 | Yes |
| 341-231 | ELSBR-PINL | 6529 | 2023-05-08 | Yes |
| 341-232 | HAYWARD | 649C | 2023-05-12 | Yes |
| 341-233 | FRNK MAIN | 6010 | 2023-06-13 | Yes |
| 341-234 | OKLD ALMD | 965H | 2021-01-13 | Yes |
| 341-235 | FRNK GRNLF | 6010 | 2023-08-04 | Yes |
| 341-236 | FRNK OLIVR | 6010 | 2023-08-04 | Yes |
| 341-237 | OKLD BKLY | 649C | 2023-08-17 | Yes |
| 341-238 | OKLD FRTVL | 649C | 2023-08-17 | Yes |
| 341-239 | OKLD ALMD | 649C | 2023-09-19 | Yes |
| 341-240 | HAYWARD | 6529 | 2023-11-01 | Yes |
| 341-241 | HAYWARD | 649C | 2022-07-13 | Yes |
| 341-242 | RICHMOND | 6529 | 2023-11-08 | Yes |
| 341-243 | HRCUL-RODE | 939H | 2023-12-21 | Yes |
| 341-244 | OKLD TRNID | 6529 | 2024-01-23 | Yes |
| 341-245 | HAYWARD | 649C | 2024-01-24 | Yes |
| 341-246 | FRNK OLIVR | 649C | 2024-02-07 | Yes |
| 341-247 | RICHMOND | 649C | 2024-02-07 | Yes |
| 341-248 | FRNK GRNLF | 649C | 2024-02-07 | Yes |
| 341-249 | FRNK GRNLF | 6010 | 2024-02-20 | Yes |
| 341-250 | OKLD FRTVL | 649C | 2024-03-18 | Yes |
| 341-251 | ELSBR-PINL | 6529 | 2024-03-27 | Yes |
| 341-252 | FRNK MAIN | 6529 | 2024-05-31 | Yes |
| 341-253 | OKLD BKLY | 649C | 2024-06-18 | Yes |
| 341-254 | OKLD BKLY | 6529 | 2024-09-09 | Yes |
| 341-255 | OKLD BKLY | 0051 | 2024-09-10 | — |
| 341-256 | OKLD FRTVL | 6529 | 2024-09-12 | Yes |
| 341-257 | FRNK MAIN | 649C | 2024-10-10 | Yes |
| 341-258 | HAYWARD | 6010 | 2024-10-15 | Yes |
| 341-259 | ELSBR-PINL | 6529 | 2024-11-14 | Yes |
| 341-260 | HAYWARD | 6006 | 2024-12-06 | Yes |
| 341-261 | FRNK GRNLF | 624H | 2025-01-02 | Yes |
| 341-262 | HAYWARD | 6010 | 2025-01-13 | Yes |
| 341-263 | FRNK MAIN | 649C | 2025-10-02 | Yes |
| 341-264 | OKLD MN-PD | 649C | 2025-10-02 | Yes |
| 341-265 | ELSBR-PINL | 6529 | 2025-11-28 | Yes |
| 341-266 | OKLD BKLY | 649C | 2026-07-24 | Yes |
| 341-267 | OKLD TRNID | 649C | 2026-07-24 | Yes |
| 341-268 | FRNK OLIVR | 649C | 2026-07-28 | Yes |
| 341-269 | FRNK MAIN | 649C | 2026-08-07 | Yes |
| 341-270 | OKLD ALMD | 6010 | 2026-09-02 | Yes |
| 341-299 | OKLD TRNID | 965H | 2021-04-18 | Yes |
| 341-300 | RICHMOND | 965H | 2020-09-17 | Yes |
| 341-311 | MULT | — | — | |
| 341-314 | ELSBR-PINL | 649C | 2020-12-07 | Yes |
| 341-333 | OKLD BKLY | 965H | 2019-08-21 | Yes |
| 341-336 | FRNK GRNLF | 965H | 2020-05-28 | Yes |
| 341-341 | FRNK OLIVR | 624H | 2024-09-20 | Yes |
| 341-342 | FRNK OLIVR | 649C | 2022-07-08 | Yes |
| 341-344 | OKLD TRNID | 433E | 2021-11-19 | Yes |
| 341-345 | FRNK MAIN | 965H | 2021-02-16 | Yes |
| 341-348 | FRNK MAIN | 965H | 2021-04-18 | Yes |
| 341-356 | FRNK MAIN | 965H | 2020-05-28 | Yes |
| 341-386 | HAYWARD | 965H | 2021-04-18 | Yes |
| 341-388 | RICHMOND | 965H | 2021-04-18 | Yes |
| 341-400 | OKLD FRTVL | 965H | 2020-09-16 | Yes |
| 341-411 | MULT | — | — | |
| 341-420 | OKLD FRTVL | 433E | 2021-10-28 | Yes |
| 341-441 | OKLD MN-PD | 433E | 2022-01-14 | Yes |
| 341-444 | CROCKETT | 965H | 2019-12-03 | Yes |
| 341-465 | FRNK MAIN | 965H | 2020-12-28 | Yes |
| 341-500 | ELSBR-PINL | 965H | 2021-01-04 | Yes |
| 341-510 | — | — | ||
| 341-511 | MULT | — | — | |
| 341-512 | OKLD BKLY | 433E | 2022-09-01 | Yes |
| 341-529 | FRNK MAIN | 965H | 2020-09-16 | Yes |
| 341-555 | DIR ASST | MULT | — | — |
| 341-587 | FRNK GRNLF | 965H | 2021-08-23 | Yes |
| 341-600 | ELSBR-PINL | 965H | 2020-08-25 | Yes |
| 341-611 | MULT | — | — |
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.