All assignees
719 prefixes in 620 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 620-200 | HUTCHINSON | 6532 | 2003-09-04 | — |
| 620-201 | HAVILAND | 925G | 2017-10-09 | Yes |
| 620-202 | RIVERTON | 6532 | 2004-02-05 | Yes |
| 620-203 | BURLINGTON | 6532 | 2003-04-02 | Yes |
| 620-204 | STERLING | 6532 | 2004-03-01 | Yes |
| 620-205 | INDEPNDNCE | 6267 | — | Yes |
| 620-206 | CEDAR VALE | 6534 | 2004-03-09 | Yes |
| 620-207 | NICKERSON | 6267 | 2004-03-12 | Yes |
| 620-208 | EMPORIA | 555G | 2012-03-27 | — |
| 620-209 | PRETTYPRRI | 2240 | 2005-02-08 | Yes |
| 620-210 | BAXTER SPG | 6534 | 2005-02-25 | Yes |
| 620-211 | XXXXXXXXXX | MULT | — | — |
| 620-212 | CHANUTE | 6532 | 2003-01-15 | Yes |
| 620-213 | MEDICNLODG | 6532 | 2003-01-15 | Yes |
| 620-214 | SCOTT CITY | 6532 | 2003-01-15 | Yes |
| 620-215 | FORT SCOTT | 6532 | 2003-01-03 | Yes |
| 620-216 | SEDAN | 6534 | 2001-11-09 | Yes |
| 620-217 | HESSTON | 6529 | — | Yes |
| 620-218 | WINFIELD | 6532 | 2003-01-03 | Yes |
| 620-219 | CIMARRON | 401D | 2012-07-30 | Yes |
| 620-220 | COTONWDFLS | 6267 | 2003-11-26 | Yes |
| 620-221 | WINFIELD | 9533 | — | — |
| 620-222 | WINFIELD | 9533 | — | Yes |
| 620-223 | FORT SCOTT | 9533 | — | — |
| 620-224 | FORT SCOTT | 9533 | — | Yes |
| 620-225 | DODGE CITY | 9533 | — | — |
| 620-226 | BARTLETT | 1818 | — | — |
| 620-227 | DODGE CITY | 9533 | — | — |
| 620-228 | IOLA | 6532 | 2003-01-06 | Yes |
| 620-229 | WINFIELD | 9533 | — | Yes |
| 620-230 | PITTSBURG | 9533 | — | — |
| 620-231 | PITTSBURG | 9533 | — | — |
| 620-232 | PITTSBURG | 9533 | — | Yes |
| 620-233 | KINSLEY | 6534 | 2003-08-12 | Yes |
| 620-234 | STAFFORD | 9533 | — | Yes |
| 620-235 | PITTSBURG | 9533 | — | Yes |
| 620-236 | CHETOPA | 9533 | — | Yes |
| 620-237 | MORAN | 1842 | — | Yes |
| 620-238 | GIRARD | 6532 | 2003-10-16 | Yes |
| 620-239 | HAZELTON | 1831 | — | — |
| 620-240 | PITTSBURG | 9533 | — | Yes |
| 620-241 | MCPHERSON | 9533 | — | — |
| 620-242 | MCPHERSON | 9533 | — | Yes |
| 620-243 | ZENDA | 1852 | — | Yes |
| 620-244 | ERIE | 9533 | — | Yes |
| 620-245 | MCPHERSON | 9533 | — | Yes |
| 620-246 | NASHVILLE | 1780 | — | — |
| 620-247 | LAKE CITY | 1831 | — | — |
| 620-248 | SUN CITY | 1831 | — | — |
| 620-249 | PITTSBURG | 6267 | — | Yes |
| 620-250 | CANTON | 7421 | 2020-03-12 | Yes |
| 620-251 | COFFEYVL | 9533 | — | — |
| 620-252 | COFFEYVL | 9533 | — | Yes |
| 620-253 | DODGE CITY | 6532 | 2005-04-18 | — |
| 620-254 | ATTICA | 9533 | — | Yes |
| 620-255 | DODGE CITY | 6532 | 2003-01-21 | — |
| 620-256 | LEBO | 1810 | — | Yes |
| 620-257 | LYONS | 9533 | — | Yes |
| 620-258 | PRETTYPRRI | 2240 | 2003-04-04 | Yes |
| 620-259 | HUTCHINSON | 318J | — | Yes |
| 620-260 | GARDENCITY | 9533 | — | Yes |
| 620-261 | EMPORIA | 6532 | 2024-02-14 | Yes |
| 620-262 | WINFIELD | 6529 | — | Yes |
| 620-263 | BURLINGTON | 2240 | 2004-04-09 | Yes |
| 620-264 | LARNED | 6534 | 2004-08-19 | Yes |
| 620-265 | BURLINGTON | 447H | 2014-08-28 | Yes |
| 620-266 | HILLSBORO | 2240 | 2002-12-30 | Yes |
| 620-267 | PEABODY | 2240 | 2002-12-30 | Yes |
| 620-268 | STAFFORD | 2240 | 2002-12-30 | Yes |
| 620-269 | CEDAR VALE | 2240 | 2002-12-30 | Yes |
| 620-270 | CANEY | 2240 | 2002-12-30 | Yes |
| 620-271 | GARDENCITY | 9533 | — | — |
| 620-272 | GARDENCITY | 9533 | — | — |
| 620-273 | COTONWDFLS | 9533 | — | Yes |
| 620-274 | CEDARPOINT | 1816 | — | — |
| 620-275 | GARDENCITY | 9533 | — | — |
| 620-276 | GARDENCITY | 9533 | — | — |
| 620-277 | GARDENCITY | 9533 | — | Yes |
| 620-278 | STERLING | 1810 | — | Yes |
| 620-279 | SAFFORDVL | 1816 | — | — |
| 620-280 | LEOTI | 6534 | 2005-01-11 | Yes |
| 620-281 | OSWEGO | 986E | 2013-12-19 | Yes |
| 620-282 | GREAT BEND | 6532 | 2005-03-28 | Yes |
| 620-283 | SYRACUSE | 401D | 2006-12-21 | Yes |
| 620-284 | COLUBSRURL | 6267 | 2013-12-24 | Yes |
| 620-285 | LARNED | 9533 | — | — |
| 620-286 | ABBYVLPLVN | 1810 | — | Yes |
| 620-287 | GARDENCITY | 6534 | — | Yes |
| 620-288 | FREDONIA | 6532 | 2003-12-30 | Yes |
| 620-289 | TYRO | 2030 | — | — |
| 620-290 | GARDENCITY | 6532 | 2005-01-12 | — |
| 620-291 | BENEDICT | 2240 | 2014-04-07 | Yes |
| 620-292 | HOISINGTON | 122D | 2005-09-14 | Yes |
| 620-293 | PRESTON | 205F | 2017-04-28 | Yes |
| 620-294 | SHARON | 1831 | — | — |
| 620-295 | DIGHTON | 6532 | 2007-02-01 | Yes |
| 620-296 | HARDTNER | 1788 | — | — |
| 620-297 | MURDOCK | 1810 | — | Yes |
| 620-298 | CUNNINGHAM | 1810 | — | Yes |
| 620-299 | HUMBOLDT | 018H | 2016-01-28 | 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.