| General Information about Area Code 509 | |
|---|---|
| Country | United States |
| State / Province / Territory | Washington |
| Major City | Spokane |
| Time Zone | Pacific (UTC-08:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 509-528 | Pasco | Franklin | Wireless |
| 509-579 | Kennewick | Benton | Wireless |
| 509-954 | Spokane | Spokane | Wireless |
| 509-848 | Harrah | Yakima | Landline |
| 509-772 | Goldendale | Klickitat | Wireless |
| 509-600 | Douglas | Douglas | - |
| 509-389 | Spokane | Spokane | Wireless |
| 509-635 | Garfield | Whitman | Landline |
| 509-320 | Hay | Whitman | Landline |
| 509-496 | Spokane | Spokane | Wireless |
| 509-742 | Spokane | Spokane | Landline |
| 509-364 | Glenwood | Klickitat | Landline |
| 509-243 | Asotin | Asotin | Landline |
| 509-456 | Spokane | Spokane | Landline |
| 509-689 | Brewster | Okanogan | Landline |
| 509-498 | Spokane | Spokane | Landline |
| 509-339 | Pullman | Whitman | Landline |
| 509-699 | Brewster | Okanogan | Landline |
| 509-338 | Pullman | Whitman | Landline |
| 509-239 | Medical Lake | Spokane | Landline |