All assignees
799 prefixes in 917 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 917-200 | NWYRCYZN07 | 997E | 2010-10-04 | Yes |
| 917-201 | NWYRCYZN11 | 829J | 2013-10-10 | Yes |
| 917-202 | NWYRCYZN06 | 5562 | — | Yes |
| 917-203 | NWYRCYZN14 | 384C | 2023-06-12 | Yes |
| 917-204 | NWYRCYZN01 | 6622 | — | Yes |
| 917-205 | NWYRCYZN01 | 6630 | — | — |
| 917-206 | NWYRCYZN01 | 9104 | — | Yes |
| 917-207 | NWYRCYZN01 | 4036 | — | — |
| 917-208 | NWYRCYZN01 | 4036 | — | — |
| 917-209 | NWYRCYZN01 | 4036 | — | — |
| 917-210 | NWYRCYZN01 | 4006 | — | Yes |
| 917-211 | XXXXXXXXXX | MULT | — | — |
| 917-212 | NWYRCYZN05 | 977K | 2024-10-21 | Yes |
| 917-213 | NWYRCYZN01 | 6622 | 2001-05-07 | — |
| 917-214 | NWYRCYZN01 | 6622 | 2001-05-07 | — |
| 917-215 | NWYRCYZN01 | 6622 | 2001-05-04 | — |
| 917-216 | NWYRCYZN01 | 6622 | 2001-05-04 | — |
| 917-217 | NWYRCYZN01 | 6622 | — | Yes |
| 917-218 | NWYRCYZN01 | 6630 | — | — |
| 917-219 | NWYRCYZN06 | 6630 | — | — |
| 917-220 | XXXXXXXXXX | 9104 | — | — |
| 917-221 | NWYRCYZN11 | 0059 | — | — |
| 917-222 | NWYRCYZN11 | 0059 | — | — |
| 917-223 | NWYRCYZN01 | 6630 | — | — |
| 917-224 | NWYRCYZN10 | 4036 | — | — |
| 917-225 | NWYRCYZN10 | 4036 | — | — |
| 917-226 | NWYRCYZN10 | 4036 | — | — |
| 917-227 | NWYRCYZN01 | 6959 | 2022-03-09 | Yes |
| 917-228 | NWYRCYZN01 | 9104 | — | Yes |
| 917-229 | NWYRCYZN01 | 9104 | — | — |
| 917-230 | NWYRCYZN10 | 4036 | 2024-11-04 | Yes |
| 917-231 | NWYRCYZN06 | 282E | 2011-09-20 | Yes |
| 917-232 | NWYRCYZN03 | 6959 | — | Yes |
| 917-233 | NWYRCYZN06 | 6630 | — | — |
| 917-234 | NWYRCYZN06 | 6871 | — | — |
| 917-235 | NWYRCYZN06 | 6871 | — | — |
| 917-236 | NWYRCYZN04 | 9104 | — | — |
| 917-237 | NWYRCYZN01 | 9104 | — | — |
| 917-238 | NWYRCYZN01 | 4036 | — | Yes |
| 917-239 | NWYRCYZN01 | 4036 | — | — |
| 917-240 | NWYRCYZN01 | 6630 | — | — |
| 917-241 | NWYRCYZN01 | 6630 | — | — |
| 917-242 | NWYRCYZN04 | 6959 | 2012-12-10 | Yes |
| 917-243 | NWYRCYZN01 | 7229 | 2009-11-02 | Yes |
| 917-244 | NWYRCYZN06 | 4036 | 2013-02-15 | Yes |
| 917-245 | NWYRCYZN13 | 384C | 2023-06-14 | Yes |
| 917-246 | NWYRCYZN06 | 6959 | 2012-09-24 | Yes |
| 917-247 | NWYRCYZN01 | 6630 | — | — |
| 917-248 | NWYRCYZN01 | 6630 | — | — |
| 917-249 | NWYRCYZN06 | 6630 | — | — |
| 917-250 | NWYRCYZN01 | 6622 | 2001-05-04 | — |
| 917-251 | NWYRCYZN01 | 6622 | 2001-05-04 | — |
| 917-252 | NWYRCYZN01 | 6630 | — | — |
| 917-253 | NWYRCYZN01 | 6630 | — | — |
| 917-254 | NWYRCYZN01 | 4006 | 2002-02-27 | Yes |
| 917-255 | NWYRCYZN08 | 6630 | — | — |
| 917-256 | NWYRCYZN01 | 9104 | — | Yes |
| 917-257 | NWYRCYZN01 | 6622 | 2001-05-07 | — |
| 917-258 | NWYRCYZN01 | 829J | — | — |
| 917-259 | NWYRCYZN03 | 4006 | — | Yes |
| 917-260 | NWYRCYZN01 | 9104 | — | Yes |
| 917-261 | NWYRCYZN01 | 9104 | — | Yes |
| 917-262 | NWYRCYZN01 | 9104 | — | Yes |
| 917-263 | NWYRCYZN01 | 9104 | — | Yes |
| 917-264 | NWYRCYZN06 | 839J | 2024-03-04 | Yes |
| 917-265 | NWYRCYZN01 | 9104 | — | Yes |
| 917-266 | NWYRCYZN01 | 9104 | — | Yes |
| 917-267 | NWYRCYZN01 | 4006 | 2007-01-26 | Yes |
| 917-268 | NWYRCYZN06 | 831C | 2010-08-18 | Yes |
| 917-269 | NWYRCYZN06 | 6919 | — | — |
| 917-270 | NWYRCYZN01 | 6959 | — | — |
| 917-271 | NWYRCYZN03 | 624H | 2022-05-04 | Yes |
| 917-272 | NWYRCYZN01 | 6622 | — | Yes |
| 917-273 | NWYRCYZN01 | 6959 | — | — |
| 917-274 | NWYRCYZN01 | 9104 | — | Yes |
| 917-275 | NWYRCYZN01 | 9104 | — | Yes |
| 917-276 | NWYRCYZN01 | 6630 | — | — |
| 917-277 | NWYRCYZN04 | 384C | 2021-01-27 | Yes |
| 917-278 | NWYRCYZN01 | 9104 | — | — |
| 917-279 | NWYRCYZN01 | 6622 | — | Yes |
| 917-280 | NWYRCYZN03 | 6622 | — | Yes |
| 917-281 | NWYRCYZN01 | 829J | — | Yes |
| 917-282 | NWYRCYZN01 | 6959 | — | — |
| 917-283 | NWYRCYZN12 | 6622 | 2011-08-05 | Yes |
| 917-284 | NWYRCYZN01 | 6959 | 2008-04-08 | Yes |
| 917-285 | NWYRCYZN09 | 6959 | 2008-05-12 | Yes |
| 917-286 | NWYRCYZN01 | 7140 | — | Yes |
| 917-287 | NWYRCYZN01 | 4036 | — | — |
| 917-288 | NWYRCYZN10 | 4036 | — | — |
| 917-289 | NWYRCYZN01 | 7229 | — | Yes |
| 917-290 | NWYRCYZN06 | 6630 | — | — |
| 917-291 | NWYRCYZN01 | 4036 | — | Yes |
| 917-292 | NWYRCYZN01 | 6622 | — | — |
| 917-293 | NWYRCYZN01 | 6622 | 2001-05-07 | — |
| 917-294 | NWYRCYZN01 | 6622 | 2001-05-07 | — |
| 917-295 | NWYRCYZN01 | 6622 | — | Yes |
| 917-296 | NWYRCYZN01 | 6630 | — | — |
| 917-297 | NWYRCYZN01 | 4036 | — | — |
| 917-298 | NWYRCYZN06 | 6630 | — | — |
| 917-299 | NWYRCYZN01 | 6622 | — | 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.