| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Seaboard | city | Alabama | United States | 31.32111 | -88.18861 | 98 | 699 |
| Seacliff | city | Alabama | United States | 30.545 | -87.90278 | 118 | 17587 |
| Seale | city | Alabama | United States | 32.29722 | -85.16889 | 341 | 759 |
| Sealy Springs | city | Alabama | United States | 31.03667 | -85.30889 | 131 | 2380 |
| Searcy | city | Alabama | United States | 31.91528 | -86.60528 | 534 | 2748 |
| Searcy Farms subdivision | city | Alabama | United States | 33.40417 | -87.61111 | 318 | 2968 |
| Searight | city | Alabama | United States | 31.47083 | -86.39333 | 236 | 1058 |
| Searles | city | Alabama | United States | 33.32417 | -87.32167 | 603 | 1904 |
| Seasha | city | Alabama | United States | 32.39639 | -85.74167 | 298 | 10106 |
| Section | city | Alabama | United States | 34.57889 | -85.98667 | 1299 | 2773 |
| Seddon | city | Alabama | United States | 33.59222 | -86.2275 | 419 | 6377 |
| Sedgefield | city | Alabama | United States | 32.23944 | -87.36139 | 144 | 341 |
| Sedgefield | city | Alabama | United States | 32.18361 | -85.70472 | 347 | 2004 |
| Sehoya | city | Alabama | United States | 32.97833 | -86.48472 | 505 | 754 |
| Selbrook subdivision | city | Alabama | United States | 32.36139 | -86.42917 | 154 | 5631 |
| Self Creek | city | Alabama | United States | 33.78194 | -86.75056 | 400 | 7824 |
| Selfville | city | Alabama | United States | 33.83028 | -86.66806 | 498 | 5806 |
| Sellers | city | Alabama | United States | 32.05611 | -86.30306 | 351 | 1310 |
| Sellers Crossroads | city | Alabama | United States | 31.95694 | -85.75528 | 534 | 587 |
| Sellers Landing | city | Alabama | United States | 31.86333 | -88.14083 | 59 | 810 |
| Sellersville | city | Alabama | United States | 31.12972 | -86.00417 | 209 | 1550 |
| Selma | city | Alabama | United States | 32.40722 | -87.02111 | 78 | 23725 |
| Selmont | city | Alabama | United States | 32.395 | -87.00833 | 118 | 23725 |
| Seloca | city | Alabama | United States | 33.79861 | -86.82111 | 472 | 6491 |
| Seman | city | Alabama | United States | 32.7325 | -86.11222 | 705 | 1598 |
| Seminole | city | Alabama | United States | 30.515 | -87.47389 | 16 | 3243 |
| Seminole Heights | city | Alabama | United States | 31.24167 | -85.23972 | 262 | 3738 |
| Semmes | city | Alabama | United States | 30.77806 | -88.25917 | 252 | 15008 |
| Serange | city | Alabama | United States | 31.21778 | -87.63917 | 269 | 610 |
| Sessions | city | Alabama | United States | 32.93 | -85.74667 | 738 | 1668 |
| Seth Johnson Estates subdivision | city | Alabama | United States | 32.31806 | -86.28611 | 190 | 85783 |
| Seven Hills | city | Alabama | United States | 30.65389 | -88.30306 | 150 | 6088 |
| Seven Pines | city | Alabama | United States | 34.47389 | -88.06861 | 698 | 1996 |
| Sewell | city | Alabama | United States | 33.38972 | -85.30639 | 1197 | 1583 |
| Sewell Subdivision subdivision | city | Alabama | United States | 34.20417 | -85.57917 | 564 | 1671 |
| Seymour | city | Alabama | United States | 33.11444 | -87.025 | 482 | 1274 |
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