All assignees
799 prefixes in 513 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 513-200 | CINCINNATI | 6529 | — | Yes |
| 513-201 | CLERMONT | 829J | — | Yes |
| 513-202 | HARRISON | 9348 | — | Yes |
| 513-203 | CINCINNATI | 6025 | — | — |
| 513-204 | MASON | 309B | 2003-12-09 | Yes |
| 513-205 | CINCINNATI | 6025 | — | — |
| 513-206 | CINCINNATI | 9348 | 2007-10-17 | Yes |
| 513-207 | CINCINNATI | 6025 | — | — |
| 513-208 | CINCINNATI | 6529 | 2009-10-09 | Yes |
| 513-209 | CINCINNATI | 6630 | — | — |
| 513-210 | CINCINNATI | 6630 | — | — |
| 513-211 | XXXXXXXXXX | MULT | — | — |
| 513-212 | CINCINNATI | 6534 | 2011-10-06 | Yes |
| 513-213 | CINCINNATI | 6025 | — | — |
| 513-214 | CINCINNATI | 4863 | 2011-03-11 | Yes |
| 513-215 | CINCINNATI | 9348 | 2013-03-11 | Yes |
| 513-216 | BETHEL | 001F | 2017-07-19 | Yes |
| 513-217 | MIDDLETOWN | 309B | 2003-10-30 | Yes |
| 513-218 | CINCINNATI | 6025 | — | — |
| 513-219 | CINCINNATI | 9748 | — | — |
| 513-220 | CINCINNATI | 622J | 2023-03-10 | Yes |
| 513-221 | CINCINNATI | 9348 | — | Yes |
| 513-222 | CINCINNATI | 6025 | 2011-05-17 | Yes |
| 513-223 | CINCINNATI | 6529 | 2009-10-09 | Yes |
| 513-224 | LEBANON | 6534 | 2022-07-12 | Yes |
| 513-225 | CINCINNATI | 6529 | — | Yes |
| 513-226 | CINCINNATI | 6529 | — | Yes |
| 513-227 | CINCINNATI | 6529 | — | Yes |
| 513-228 | LEBANON | 309B | — | — |
| 513-229 | MASON | 309B | — | Yes |
| 513-230 | CINCINNATI | 9348 | — | — |
| 513-231 | CINCINNATI | 9348 | — | — |
| 513-232 | CINCINNATI | 9348 | — | — |
| 513-233 | CINCINNATI | 9348 | — | Yes |
| 513-234 | MASON | 7836 | — | Yes |
| 513-235 | CINCINNATI | 6025 | — | — |
| 513-236 | CINCINNATI | 6025 | — | — |
| 513-237 | CINCINNATI | 6529 | — | — |
| 513-238 | CINCINNATI | 6529 | — | — |
| 513-239 | LTL MIAMI | 7836 | — | Yes |
| 513-240 | CINCINNATI | 6025 | — | Yes |
| 513-241 | CINCINNATI | 9348 | — | — |
| 513-242 | CINCINNATI | 9348 | — | — |
| 513-243 | CINCINNATI | 9348 | — | — |
| 513-244 | CINCINNATI | 9348 | — | — |
| 513-245 | CINCINNATI | 9348 | — | Yes |
| 513-246 | CINCINNATI | 9348 | — | — |
| 513-247 | CINCINNATI | 9348 | — | — |
| 513-248 | LTL MIAMI | 9348 | — | — |
| 513-249 | CINCINNATI | 6630 | — | — |
| 513-250 | CINCINNATI | 6529 | 2009-10-09 | Yes |
| 513-251 | CINCINNATI | 9348 | — | — |
| 513-252 | CINCINNATI | 6529 | — | Yes |
| 513-253 | CINCINNATI | 6529 | — | Yes |
| 513-254 | CINCINNATI | 6529 | — | Yes |
| 513-255 | OXFORD | 6025 | — | Yes |
| 513-256 | CINCINNATI | 6025 | — | — |
| 513-257 | CINCINNATI | 6529 | — | Yes |
| 513-258 | CINCINNATI | 6529 | — | Yes |
| 513-259 | CINCINNATI | 6529 | — | Yes |
| 513-260 | CINCINNATI | 6025 | — | — |
| 513-261 | MIDDLETOWN | 7460 | 2001-12-20 | Yes |
| 513-262 | CINCINNATI | 6025 | — | — |
| 513-263 | CINCINNATI | 9348 | — | Yes |
| 513-264 | CINCINNATI | 6025 | — | — |
| 513-265 | CINCINNATI | 6025 | — | — |
| 513-266 | CINCINNATI | 6529 | — | Yes |
| 513-267 | MIDDLETOWN | 6025 | — | — |
| 513-268 | SO LEBANON | 4863 | — | Yes |
| 513-269 | CINCINNATI | 6630 | — | — |
| 513-270 | FELICITY | 4863 | 2017-02-03 | Yes |
| 513-271 | CINCINNATI | 9348 | — | — |
| 513-272 | CINCINNATI | 9348 | — | — |
| 513-273 | OXFORD | 4863 | — | Yes |
| 513-274 | LTL MIAMI | 4863 | — | Yes |
| 513-275 | HAMILTON | 4863 | — | Yes |
| 513-276 | CINCINNATI | 4863 | — | Yes |
| 513-277 | CINCINNATI | 9348 | — | Yes |
| 513-278 | BETHEL | 4863 | — | Yes |
| 513-279 | HARRISON | 4863 | — | Yes |
| 513-280 | OXFORD | 6025 | 2001-08-30 | Yes |
| 513-281 | CINCINNATI | 9348 | — | — |
| 513-282 | LEBANON | 4863 | 2001-11-28 | Yes |
| 513-283 | CINCINNATI | 6529 | 2002-03-15 | Yes |
| 513-284 | CINCINNATI | 6534 | — | — |
| 513-285 | HAMILTON | 4863 | — | Yes |
| 513-286 | CLERMONT | 4863 | — | Yes |
| 513-287 | CINCINNATI | 9348 | — | Yes |
| 513-288 | CINCINNATI | 6534 | — | — |
| 513-289 | CINCINNATI | 6529 | — | Yes |
| 513-290 | CINCINNATI | 6529 | — | Yes |
| 513-291 | SEVEN MILE | 6529 | 2004-06-23 | Yes |
| 513-292 | MIDDLETOWN | 6025 | 2002-03-04 | — |
| 513-293 | CINCINNATI | 6529 | — | — |
| 513-294 | NEWTONSVL | 4863 | — | Yes |
| 513-295 | CINCINNATI | 6529 | — | Yes |
| 513-296 | REILY | 4863 | — | Yes |
| 513-297 | CINCINNATI | 4863 | — | Yes |
| 513-298 | BETHANY | 4863 | — | Yes |
| 513-299 | SEVEN MILE | 4863 | — | 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.