All assignees
795 prefixes in 541 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 541-200 | MEDFORD | 660C | 2011-10-03 | Yes |
| 541-201 | ASHLAND | 9638 | — | Yes |
| 541-202 | MYRTLE CRK | 939H | — | — |
| 541-203 | STATELINE | 3234 | 2002-06-27 | Yes |
| 541-204 | LEABURG | 076F | 2014-06-19 | Yes |
| 541-205 | KLAMATHFLS | 3234 | — | Yes |
| 541-206 | EUGENE | 6529 | — | Yes |
| 541-207 | CORVALLIS | 3234 | — | Yes |
| 541-208 | BEND | 6010 | 2023-09-06 | Yes |
| 541-209 | JEFFERSON | 750E | 2013-04-04 | Yes |
| 541-210 | MEDFORD | 6529 | — | Yes |
| 541-211 | XXXXXXXXXX | MULT | — | — |
| 541-212 | ONTARIO | 6529 | 2001-03-22 | Yes |
| 541-213 | BEND | 6010 | 2012-10-30 | Yes |
| 541-214 | EUGENE | 750E | 2011-12-12 | Yes |
| 541-215 | PENDLETON | 5820 | 2005-01-13 | Yes |
| 541-216 | ONTARIO | 6349 | 2004-05-06 | Yes |
| 541-217 | COOS BAY | 5562 | — | Yes |
| 541-218 | GRANTSPASS | 6010 | — | — |
| 541-219 | LAKEVIEW | 5820 | — | Yes |
| 541-220 | ALBANY | 6529 | — | Yes |
| 541-221 | EUGENE | 6529 | — | Yes |
| 541-222 | EUGENE | 9638 | 2007-11-02 | Yes |
| 541-223 | ALBANY | 7531 | — | Yes |
| 541-224 | CORVALLIS | 7531 | — | Yes |
| 541-225 | EUGENE | 7531 | — | Yes |
| 541-226 | GRANTSPASS | 6010 | — | Yes |
| 541-227 | MEDFORD | 6010 | — | Yes |
| 541-228 | EUGENE | 6529 | 2001-03-22 | Yes |
| 541-229 | ROSEBURG | 750E | — | — |
| 541-230 | CORVALLIS | 6529 | — | Yes |
| 541-231 | CORVALLIS | 5820 | — | Yes |
| 541-232 | EUGENE | 6529 | — | Yes |
| 541-233 | PRINEVILLE | 3234 | — | Yes |
| 541-234 | JUNCTIONCY | 7172 | — | Yes |
| 541-235 | ONTARIO | 782H | — | — |
| 541-236 | ROSEBURG | 7172 | — | Yes |
| 541-237 | GRANTSPASS | 076F | — | Yes |
| 541-238 | KLAMATHFLS | 3234 | 2001-06-18 | Yes |
| 541-239 | BAKER | 3234 | 2001-06-18 | Yes |
| 541-240 | PENDLETON | 6349 | — | Yes |
| 541-241 | BEND | 7172 | 2001-02-16 | Yes |
| 541-242 | EUGENE | 9638 | — | — |
| 541-243 | CORVALLIS | 3234 | — | Yes |
| 541-244 | GRANTSPASS | 7172 | 2001-03-22 | Yes |
| 541-245 | MEDFORD | 9638 | — | — |
| 541-246 | EUGENE | 7172 | — | Yes |
| 541-247 | GOLD BEACH | 4323 | — | Yes |
| 541-248 | ALBANY | 3234 | — | Yes |
| 541-249 | BAKER | 3234 | 2002-03-25 | Yes |
| 541-250 | CORVALLIS | 6529 | — | Yes |
| 541-251 | BROOKINGS | 6349 | — | Yes |
| 541-252 | COOS BAY | 6529 | 2001-03-22 | Yes |
| 541-253 | PORTORFORD | 6010 | 2002-06-19 | Yes |
| 541-254 | BROOKINGS | 5820 | 2002-08-01 | Yes |
| 541-255 | EUGENE | 3234 | — | Yes |
| 541-256 | HEPPNER | 6349 | 2002-09-06 | Yes |
| 541-257 | CORVALLIS | 7172 | — | Yes |
| 541-258 | LEBANON | 2395 | — | Yes |
| 541-259 | LEBANON | 2395 | — | Yes |
| 541-260 | COOS BAY | 6349 | — | Yes |
| 541-261 | MEDFORD | 6010 | — | Yes |
| 541-262 | OREGONSLOP | 9638 | — | Yes |
| 541-263 | ENTERPRISE | 5820 | 2003-10-16 | Yes |
| 541-264 | NEWPORT | 6529 | 2001-12-18 | Yes |
| 541-265 | NEWPORT | 9638 | — | — |
| 541-266 | COOS BAY | 4323 | — | — |
| 541-267 | COOS BAY | 4323 | — | — |
| 541-268 | MAPLETON | 9638 | — | Yes |
| 541-269 | COOS BAY | 4323 | — | — |
| 541-270 | NEWPORT | 6010 | — | Yes |
| 541-271 | REEDSPORT | 4323 | — | Yes |
| 541-272 | NEWPORT | 6010 | — | Yes |
| 541-273 | KLAMATHFLS | 9638 | — | — |
| 541-274 | KLAMATHFLS | 5820 | 2002-02-25 | Yes |
| 541-275 | UMATILLA | 076F | 2011-03-11 | Yes |
| 541-276 | PENDLETON | 9638 | — | — |
| 541-277 | JUNTURA | 2389 | — | — |
| 541-278 | PENDLETON | 9638 | — | — |
| 541-279 | MADRAS | 6529 | — | Yes |
| 541-280 | BEND | 5820 | — | — |
| 541-281 | KLAMATHFLS | 6349 | — | Yes |
| 541-282 | MEDFORD | 9638 | — | Yes |
| 541-283 | NEWPORT | 3234 | 2001-04-17 | Yes |
| 541-284 | EUGENE | 7172 | — | — |
| 541-285 | EUGENE | 7531 | — | Yes |
| 541-286 | CORVALLIS | 076F | — | Yes |
| 541-287 | CAVE JCT | 6010 | 2001-04-17 | Yes |
| 541-288 | THE DALLES | 5562 | 2001-08-17 | Yes |
| 541-289 | HERMISTON | 3955 | 2001-01-19 | — |
| 541-290 | COOS BAY | 6349 | — | Yes |
| 541-291 | GRANTSPASS | 6529 | — | Yes |
| 541-292 | MEDFORD | 6529 | 2001-10-23 | Yes |
| 541-293 | NYSSA | 3234 | 2011-06-22 | Yes |
| 541-294 | COOS BAY | 5820 | 2002-08-01 | Yes |
| 541-295 | GRANTSPASS | 6529 | 2001-10-23 | Yes |
| 541-296 | THE DALLES | 4520 | — | — |
| 541-297 | COOS BAY | 6010 | 2001-01-19 | — |
| 541-298 | THE DALLES | 4520 | — | — |
| 541-299 | ROGUERIVER | 750E | 2006-09-25 | 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.