| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Seč | city | Olomoucky Kraj | Czech Republic | 50.22 | 17.23 | 2509 | 23914 |
| Seč | city | Pardubicky Kraj | Czech Republic | 49.85 | 15.66 | 1669 | 3390 |
| Seč | city | Plzensky Kraj | Czech Republic | 49.59 | 13.50 | 1669 | 3874 |
| Seč | city | Kocevje | Slovenia | 45.75 | 14.85 | 1223 | 829 |
| Sečanica | city | Serbia | 43.37 | 21.75 | 830 | 9699 | |
| Sečar | city | Serbia | 43.61 | 21.82 | 3349 | 5703 | |
| Sečenovo | city | Serbia | 45.29 | 21.00 | 246 | 3816 | |
| Sečevo | city | Federacija Bosne i Hercegovine | Bosnia & Herzegovina | 44.26 | 17.58 | 2654 | 4620 |
| Seči Marins | city | Fier | Albania | 40.78 | 19.44 | 32 | 10258 |
| Sečianky | city | Banskobystricky | Slovakia | 48.10 | 19.08 | 830 | 4762 |
| Sečovce | city | Kosicky | Slovakia | 48.70 | 21.66 | 370 | 12594 |
| Sečovlje | city | Piran | Slovenia | 45.48 | 13.62 | 104 | 16265 |
| Sečovlje / Sicciole | city | Piran | Slovenia | 45.48 | 13.62 | 104 | 16265 |
| Sečovská Polianka | city | Presovsky | Slovakia | 48.78 | 21.68 | 370 | 7437 |
| Sečovská Pol’anka | city | Presovsky | Slovakia | 48.78 | 21.68 | 370 | 7437 |
| Sečuh | city | Baranya | Hungary | 46.09 | 18.76 | 331 | 4297 |