| Gadsden Post Office | Yuma, AZ | 4.3 miles | NW |
| Somerton Post Office | Yuma, AZ | 8.3 miles | NE |
| Felicity Post Office | Imperial, CA | 17.7 miles | NE |
| Holtville Post Office | Imperial, CA | 41 miles | NW |
| Calexico Post Office | Imperial, CA | 43.2 miles | NW |
| Heber Post Office | Imperial, CA | 46.3 miles | NW |
| El Centro Main Post Office | Imperial, CA | 49.4 miles | NW |
| Tacna Post Office | Yuma, AZ | 50.4 miles | NE |
| Imperial Post Office | Imperial, CA | 51.9 miles | NW |
| Brawley Post Office | Imperial, CA | 55.1 miles | NW |
| Seeley Post Office | Imperial, CA | 56.7 miles | NW |
| Calipatria Post Office | Imperial, CA | 61 miles | NW |
| Westmorland Post Office | Imperial, CA | 61.5 miles | NW |
| Niland Post Office | Imperial, CA | 67.1 miles | NW |
| Ripley Post Office | Riverside, CA | 71.6 miles | NE |
| Ocotillo Post Office | Imperial, CA | 72.5 miles | NW |
| Blythe Post Office | Riverside, CA | 77.9 miles | NE |
| Desert Center Post Office | Riverside, CA | 91.6 miles | NW |
| Mount Laguna Post Office | San Diego, CA | 98.6 miles | NW |
| Borrego Springs Post Office | San Diego, CA | 106.5 miles | NW |
| Coachella Post Office | Riverside, CA | 115 miles | NW |
| Indio Post Office | Riverside, CA | 118.6 miles | NW |
| La Quinta Post Office (historical) | Riverside, CA | 119.9 miles | NW |
| La Quinta Post Office | Riverside, CA | 120.2 miles | NW |
| Indian Wells Post Office | Riverside, CA | 123.2 miles | NW |
| Palm Desert Post Office | Riverside, CA | 125.2 miles | NW |
| Rancho Mirage Post Office | Riverside, CA | 127.8 miles | NW |
| Moreno Valley Post Office | Riverside, CA | 130.1 miles | NW |
| Thousand Palms Post Office | Riverside, CA | 130.6 miles | NW |
| Cathedral City Post Office | Riverside, CA | 131.9 miles | NW |
| Cathedral City Post Office (historical) | Riverside, CA | 131.9 miles | NW |
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