| Locality | Postal Code |
|---|---|
| San Luis Obispo, San Luis Obispo | 93401, 93405, 93408, 93410 |
| San Miguel, San Luis Obispo | 93451 |
| San Simeon, San Luis Obispo | 93452 |
| Santa Margarita, San Luis Obispo | 93453 |
| Shandon, San Luis Obispo | 93461 |
| Shell Beach, San Luis Obispo | 93448 |
| Templeton, San Luis Obispo | 93465 |