| San Miguel County, NM (County) |
| San Pablo, CA (City) |
| San Patricio, TX (Town) |
| San Patricio County, TX (County) |
| San Perlita, TX (City) |
| San Rafael, CA (City) |
| San Ramon, CA (City) |
| San Saba, TX (City) |
| San Saba County, TX (County) |
| San Ysidro, NM (Village) |
| Sanborn, ND (City) |
| Sanborn, IA (City) |
| Sanborn, MN (City) |
| Sanborn County, SD (County) |
| Sanborn Town, WI (Town) |
