| Seal Township, OH (Township) |
| Sealy, TX (City) |
| Sealy, ND (Township) |
| Seaman, OH (Village) |
| Searcy, AR (City) |
| Searcy County, AR (County) |
| Searsboro, IA (City) |
| Searsburg, VT (Town) |
| Searsmont, ME (Town) |
| Searsport, ME (Town) |
| Seaside, OR (City) |
| Seaside, CA (City) |
| Seaside Heights, NJ (Borough) |
| Seaside Park, NJ (Borough) |
| Seat Pleasant, MD (City) |
