| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| SEC Heliport | airport | -23.04 | -44.21 | 218 | 0 | ||
| SECH (Chone Airport) | airport | -0.70 | -80.09 | 51 | 0 | ||
| SECLUDED LAKE | airport | United States | 62.02 | -149.98 | 300 | 0 | |
| SECM (HACIENDA CLEMENTINA) | airport | Ecuador | -1.71 | -79.38 | 328 | 0 | |
| SECO (FRANCISCO DE ORELLANA) | airport | Ecuador | -0.46 | -76.99 | 834 | 0 | |
| SECOND HOME ✌???? | city | Nabatiye | Lebanon | 33.13 | 35.44 | 2641 | 22330 |
| SECQ (Coaque Airport) | airport | 0.00 | -80.10 | 131 | 0 | ||
| SECR (Curaray Airport) | airport | -1.38 | -76.94 | 832 | 0 | ||
| SECREST RANCH | airport | United States | 36.65 | -97.02 | 1050 | 0 | |
| SECRET SPOT | airport | United States | 44.62 | -73.47 | 155 | 0 | |
| SECU (MARISCAL LAMAR) | airport | Ecuador | -2.89 | -78.98 | 8306 | 0 | |
| SECUNDA | airport | South Africa | -26.52 | 29.17 | 5250 | 0 |