| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Santa Clara | city | Amapa | Brazil | -0.94 | -52.43 | 318 | 178 |
| Santa Cruz | city | Amapa | Brazil | 1.14 | -50.83 | 78 | 0 |
| Santa Cruz | city | Amapa | Brazil | 2.45 | -51.01 | 9 | 903 |
| Santa Helena | city | Amapa | Brazil | 3.17 | -51.24 | 104 | 0 |
| Santa Maria | city | Amapa | Brazil | 0.25 | -51.65 | 226 | 0 |
| Santa Maria | city | Amapa | Brazil | 0.41 | -51.77 | 830 | 0 |
| Santana | city | Amapa | Brazil | -0.04 | -51.17 | 0 | 61348 |
| Santarém | city | Amapa | Brazil | -0.95 | -50.97 | 3 | 596 |
| Santo Antonio | city | Amapa | Brazil | 3.91 | -51.78 | 65 | 34 |
| Santo Antônio | city | Amapa | Brazil | 0.42 | -50.90 | 3 | 149 |
| Santo Antônio | city | Amapa | Brazil | 0.33 | -50.70 | 3 | 176 |
| Santo Antônio da Cachoeira | city | Amapa | Brazil | -0.67 | -52.50 | 321 | 87 |
| Sao Joao do Cacipore | city | Amapa | Brazil | 3.43 | -51.17 | 9 | 0 |
| Sao Luis | city | Amapa | Brazil | 1.08 | -50.62 | 29 | 45 |
| Sao Miguel | city | Amapa | Brazil | 1.32 | -50.22 | 3 | 89 |
| Sao Tome | city | Amapa | Brazil | -0.42 | -51.47 | 3 | 9 |
| Serra do Navio | city | Amapa | Brazil | 0.87 | -52.02 | 305 | 0 |
| Silva | city | Amapa | Brazil | 1.82 | -50.78 | 49 | 0 |
| Sucuriji | city | Amapa | Brazil | 1.68 | -49.95 | 0 | 0 |
| Sucuriju | city | Amapa | Brazil | 1.65 | -49.95 | 3 | 0 |
| São Bento | city | Amapa | Brazil | 1.25 | -50.81 | 95 | 0 |
| São Joaquim | city | Amapa | Brazil | 0.48 | -50.92 | 13 | 133 |
| São João do Cassiporé | city | Amapa | Brazil | 3.43 | -51.17 | 9 | 0 |
| São Salvador | city | Amapa | Brazil | 1.08 | -50.70 | 52 | 15 |
| São Sebastião | city | Amapa | Brazil | 1.07 | -50.70 | 45 | 24 |