27 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 98012 | Bothell | 77,041 |
| 98208 | Everett | 60,915 |
| 98270 | Marysville | 55,049 |
| 98258 | Lake Stevens | 52,752 |
| 98223 | Arlington | 46,497 |
| 98204 | Everett | 45,130 |
| 98036 | Lynnwood | 42,370 |
| 98087 | Lynnwood | 41,796 |
| 98290 | Snohomish | 39,826 |
| 98026 | Edmonds | 38,976 |
| 98021 | Bothell | 35,631 |
| 98203 | Everett | 35,517 |
| 98201 | Everett | 31,895 |
| 98272 | Monroe | 31,436 |
| 98271 | Marysville | 30,838 |
| 98037 | Lynnwood | 29,723 |
| 98296 | Snohomish | 27,896 |
| 98292 | Stanwood | 27,389 |
| 98043 | Mountlake Terrace | 23,101 |
| 98275 | Mukilteo | 21,323 |
| 98020 | Edmonds | 19,551 |
| 98252 | Granite Falls | 10,361 |
| 98294 | Sultan | 7,963 |
| 98251 | Gold Bar | 4,907 |
| 98241 | Darrington | 2,339 |
| 98207 | Everett | 843 |
| 98256 | Index | 368 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 27 ZCTAs in Snohomish County, Washington (US Census).