Sunnyside Washington Area Code
One area code covers Sunnyside: 509.
The code covering Sunnyside
| Area code | Primarily serves | In service |
|---|---|---|
| 509 | Spokane | 1956 |
Scope the codes matched to Sunnyside. Source geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot) and LocalCallingGuide NPA list (2026-07 NPA list). Updated . Overlay relationships come from the numbering-plan authority; the place match is computed.
Which part of town has which code
Sunnyside has a single code, so there is nothing to divide — every local line carries 509.
ZIP codes for the same city
Postal geography is organised separately from telephone geography, so Sunnyside’s 1 ZIP code do not map onto the codes above. They are listed in full, with the county each falls in, on the postal side of the site.
Sunnyside Washington ZIP codes →
Nearby places with different codes
These are the closest places to Sunnyside whose area codes are not the same set. If you are near one of them, a local number may carry a code that is not on the list above.
| City | Distance | Their area codes |
|---|---|---|
| Leavenworth Washington area codes | 94 mi | 206, 360, 509, 564 |
| Morton Washington area codes | 110 mi | 206, 360, 564 |
| Carbonado Washington area codes | 111 mi | 206, 360, 564 |
| Wilkeson Washington area codes | 111 mi | 206, 360, 564 |
| Buckley Washington area codes | 112 mi | 206, 253, 360, 564 |
| Enumclaw Washington area codes | 112 mi | 206, 253, 360, 564 |
| Eatonville Washington area codes | 114 mi | 206, 253, 360, 564 |
| South Prairie Washington area codes | 114 mi | 206, 360, 564 |
Straight-line distance between place reference points, not driving distance.