27 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 98012 | Bothell | 75,555 |
| 98208 | Everett | 60,723 |
| 98270 | Marysville | 52,794 |
| 98258 | Lake Stevens | 50,582 |
| 98223 | Arlington | 46,117 |
| 98036 | Lynnwood | 42,164 |
| 98087 | Lynnwood | 41,849 |
| 98204 | Everett | 41,709 |
| 98290 | Snohomish | 39,873 |
| 98026 | Edmonds | 39,035 |
| 98203 | Everett | 36,448 |
| 98021 | Bothell | 34,993 |
| 98272 | Monroe | 31,866 |
| 98201 | Everett | 30,587 |
| 98271 | Marysville | 30,262 |
| 98037 | Lynnwood | 29,720 |
| 98296 | Snohomish | 27,436 |
| 98292 | Stanwood | 25,757 |
| 98275 | Mukilteo | 21,365 |
| 98043 | Mountlake Terrace | 21,347 |
| 98020 | Edmonds | 19,323 |
| 98252 | Granite Falls | 9,905 |
| 98294 | Sultan | 7,516 |
| 98251 | Gold Bar | 4,703 |
| 98241 | Darrington | 2,150 |
| 98207 | Everett | 1,143 |
| 98256 | Index | 318 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 27 ZCTAs in Snohomish County, Washington (US Census).