Listing
Zip Codes by State
(Washington Zip Codes)
| Zip Code | City | County | State | Area Code | Time Zone | DST | Latitude | Longitude |
| 99335 | Kahlotus | FRANKLIN | WA | 509 | PST | Y | 46.666960 | -118.560581 |
| 99336 | Kenn | BENTON | WA | 509 | PST | Y | 46.219314 | -119.178059 |
| 99336 | Kennewick | BENTON | WA | 509 | PST | Y | 46.219314 | -119.178059 |
| 99336 | Finley | BENTON | WA | 509 | PST | Y | 46.219314 | -119.178059 |
| 99337 | Kennewick | BENTON | WA | 509 | PST | Y | 46.070807 | -119.097490 |
| 99338 | Kennewick | BENTON | WA | 509 | PST | Y | 46.082917 | -119.375830 |
| 99341 | Lind | ADAMS | WA | 509 | PST | Y | 46.908545 | -118.722753 |
| 99343 | Basin City | FRANKLIN | WA | 509 | PST | Y | 46.559884 | -119.118526 |
| 99343 | Mesa | FRANKLIN | WA | 509 | PST | Y | 46.559884 | -119.118526 |
| 99344 | Hatton | ADAMS | WA | 509 | PST | Y | 46.796441 | -119.122467 |
| 99344 | Othello | ADAMS | WA | 509 | PST | Y | 46.796441 | -119.122467 |
| 99344 | Royal Slope | ADAMS | WA | 509 | PST | Y | 46.796441 | -119.122467 |
| 99345 | Paterson | BENTON | WA | 509 | PST | Y | 45.942724 | -119.662142 |
| 99346 | Plymouth | BENTON | WA | 509 | PST | Y | 46.002846 | -119.288998 |
| 99347 | Pomeroy | GARFIELD | WA | 509 | PST | Y | 46.350756 | -117.546011 |
| 99348 | Prescott | WALLA WALLA | WA | 509 | PST | Y | 46.430173 | -118.497824 |
| 99349 | Desert Aire | GRANT | WA | 509 | PST | Y | 46.778382 | -119.671193 |
| 99349 | Mattawa | GRANT | WA | 509 | PST | Y | 46.778382 | -119.671193 |
| 99350 | Prosser | BENTON | WA | 509 | PST | Y | 46.233188 | -119.681064 |
| 99350 | North Prosser | BENTON | WA | 509 | PST | Y | 46.233188 | -119.681064 |
| 99352 | Richland | BENTON | WA | 509 | PST | Y | 46.249723 | -119.302544 |
| 99352 | Hanford Works | BENTON | WA | 509 | PST | Y | 46.249723 | -119.302544 |
| 99352 | West Richland | BENTON | WA | 509 | PST | Y | 46.249723 | -119.302544 |
| 99353 | Richland | BENTON | WA | 509 | PST | Y | 46.318050 | -119.376981 |
| 99353 | West Richland | BENTON | WA | 509 | PST | Y | 46.318050 | -119.376981 |
| 99354 | Richland | BENTON | WA | 509 | PST | Y | 46.368554 | -119.333397 |
| 99356 | Roosevelt | KLICKITAT | WA | 509 | PST | Y | 45.845360 | -120.269996 |
| 99357 | Royal City | GRANT | WA | 509 | PST | Y | 46.922164 | -119.679682 |
| 99359 | Starbuck | COLUMBIA | WA | 509 | PST | Y | 46.494012 | -118.136281 |
| 99360 | Lowden | WALLA WALLA | WA | 509 | PST | Y | 46.127392 | -118.711357 |
| 99360 | Touchet | WALLA WALLA | WA | 509 | PST | Y | 46.127392 | -118.711357 |
| 99361 | Waitsburg | WALLA WALLA | WA | 509 | PST | Y | 46.297000 | -118.147748 |
| 99362 | Walla Walla | WALLA WALLA | WA | 509 | PST | Y | 46.149812 | -118.309474 |
| 99363 | Wallula | WALLA WALLA | WA | 509 | PST | Y | 46.069382 | -118.905993 |
| 99371 | Washtucna | ADAMS | WA | 509 | PST | Y | 46.894672 | -118.262010 |
| 99401 | Anatone | ASOTIN | WA | 509 | PST | Y | 46.121622 | -117.152995 |
| 99402 | Asotin | ASOTIN | WA | 509 | PST | Y | 46.171622 | -117.103453 |
| 99403 | Clarkston | ASOTIN | WA | 509 | PST | Y | 46.231280 | -117.257444 |
