| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Secrabje | city | Limpopo | South Africa | -22.92 | 29.42 | 2700 | 444 |
| Secreo | city | Matanzas | Cuba | 23.10 | -81.65 | 157 | 9028 |
| Secrest (historical) | city | Arkansas | United States | 34.48 | -91.96 | 213 | |
| Secret (historical) | city | Nevada | United States | 40.83 | -115.21 | 6709 | |
| Secret Canyon (historical) | city | California | United States | 39.19 | -120.59 | 5285 | |
| Secret Harbour | city | Western Australia | Australia | -32.40 | 115.75 | 19 | 21996 |
| Secret Hole Yard | city | Queensland | Australia | -25.10 | 141.30 | 830 | 0 |
| Secret Rocket Yards | city | Queensland | Australia | -15.49 | 144.62 | 830 | 0 |
| Secret Town | city | California | United States | 39.16 | -120.88 | 3349 | |
| Secret Valley | city | Matabeleland North | Zimbabwe | -19.90 | 28.48 | 4189 | 0 |
| Secretan | city | Ilocos Norte | Philippines | 17.92 | 120.58 | 164 | 15842 |
| Secretaria da Agricultura Heliport | airport | -23.65 | -46.63 | 2608 | 0 | ||
| Secretario | city | Rio de Janeiro | Brazil | -22.33 | -43.18 | 2509 | 12110 |
| Secretario | city | Ngobe-Bugle | Panama | 9.05 | -81.85 | 0 | 640 |
| Secretaris | city | Northern Cape | South Africa | -28.69 | 24.50 | 4189 | 0 |
| Secretaris Vlakte | city | North West | South Africa | -27.08 | 24.43 | 4248 | 149 |
| Secretariskop | city | Free State | South Africa | -29.43 | 25.11 | 4189 | 331 |
| Secretarius | city | Northern Cape | South Africa | -28.69 | 24.50 | 4189 | 0 |
| Secretary | city | Maryland | United States | 38.61 | -75.95 | 16 | |
| Secretaría de Agricultura y Recursos Hidráulicos Rancho Colorado | city | Puebla | Mexico | 19.08 | -98.21 | 7132 | 199445 |
| Secretaría de Asentamientos Humanos y Obras Públicas | city | Tamaulipas | Mexico | 23.71 | -99.14 | 1138 | 87355 |
| Secretário | city | Nampula | Mozambique | -16.17 | 39.20 | 324 | 6258 |
| Secrita | city | Benguela | Angola | -12.27 | 14.83 | 4366 | 894 |
| Secruzyac | city | Alta Verapaz | Guatemala | 15.68 | -89.98 | 2854 | 17274 |
| Secrée | city | Wallonie | Belgium | 50.61 | 3.99 | 295 | 2519 |