| Locality | Post Code |
|---|---|
| Arlington, Snohomish | 98223 |
| Bothell, Snohomish | 98012, 98021 |
| Brier, Snohomish | 98036 |
| Bryant, Snohomish | 98223 |
| Camano, Snohomish | 98292 |
| Camano Island, Snohomish | 98292 |
| Clearview, Snohomish | 98290, 98296 |
| Darrington, Snohomish | 98241 |
| Eastmont, Snohomish | 98204 |
| Edmonds, Snohomish | 98020, 98026 |
| Elger Bay, Snohomish | 98292 |
| Everett, Snohomish | 98201, 98203, 98204, 98208 |
| Gold Bar, Snohomish | 98251 |
| Granite Falls, Snohomish | 98252 |
| Hartford, Snohomish | 98258 |
| Index, Snohomish | 98256 |
| Kennard Corner, Snohomish | 98021 |
| Lake Stevens, Snohomish | 98258 |
| Larimers Corner, Snohomish | 98290 |
| Lowell, Snohomish | 98203 |
| Lynnwood, Snohomish | 98036, 98037, 98087 |
| Machias, Snohomish | 98290 |
| Maltby, Snohomish | 98290 |
| Marysville, Snohomish | 98270, 98271 |
| Mill Creek, Snohomish | 98012 |
| Monroe, Snohomish | 98272 |