| Locality | Post Code |
|---|---|
| Bel Marin Keyes, Marin | 94949 |
| Belvedere, Marin | 94920 |
| Belvedere Tiburon, Marin | 94920 |
| Black Point, Marin | 94945 |
| Bolinas, Marin | 94924 |
| Corte Madera, Marin | 94925 |
| Dillon Beach, Marin | 94929 |
| Fairfax, Marin | 94930 |
| Forest Knolls, Marin | 94933 |
| Greenbrae, Marin | 94904 |
| Ignacio, Marin | 94949 |
| Inverness, Marin | 94937 |
| Kent Woodlands, Marin | 94904 |
| Kentfield, Marin | 94904 |
| Lagunitas, Marin | 94938 |
| Larkspur, Marin | 94939 |
| Marin City, Marin | 94965 |
| Marinwood, Marin | 94903 |
| Marshall, Marin | 94940 |
| Mill Valley, Marin | 94941 |
| Mission Rafael, Marin | 94915 |
| Muir Beach, Marin | 94965 |
| Muir Woods, Marin | 94941 |
| Nicasio, Marin | 94946 |
| Novato, Marin | 94945, 94947, 94949 |
| Olema, Marin | 94950 |