| St Ansgar, IA (City) |
| St Anthony, IA (City) |
| St Anthony, MN (City) |
| St Anthony, ID (City) |
| St Anthony Village, MN (City) |
| St Armand, NY (Town) |
| St Augusta, MN (City) |
| St Augustine, IL (Village) |
| St Bernard, NE (Township) |
| St Bonifacius, MN (City) |
| St Bridget, KS (Township) |
| St Charles, KY (City) |
| St Charles, MO (City) |
| St Charles, AR (Town) |
| St Charles, NE (Township) |
