| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Altena | city | Nordrhein-Westfalen | Germany | 51.29 | 7.67 | 830 | 22228 |
| Altena | city | Niedersachsen | Germany | 53.37 | 7.23 | 9 | 38260 |
| Altena | city | Nordrhein-Westfalen | Germany | 51.30 | 7.49 | 1181 | 32296 |
| Altena | city | Nordrhein-Westfalen | Germany | 51.23 | 7.40 | 1076 | 16689 |
| Altena | city | Drenthe | Netherlands | 53.13 | 6.48 | 13 | 40996 |
| Altena-Hegenscheid Airport | airport | 51.31 | 7.70 | 1552 | 0 | ||
| Altenach | city | Alsace | France | 47.61 | 7.11 | 1066 | 7801 |
| Altenacker | city | Rheinland-Pfalz | Germany | 50.16 | 6.64 | 1669 | 5730 |
| Altenaffeln | city | Nordrhein-Westfalen | Germany | 51.27 | 7.88 | 1669 | 18655 |
| Altenahr | city | Rheinland-Pfalz | Germany | 50.52 | 6.99 | 830 | 6516 |
| Altenaras | city | Rheinland-Pfalz | Germany | 50.52 | 6.99 | 830 | 6516 |
| Altenau | city | Sachsen-Anhalt | Germany | 52.71 | 11.93 | 101 | 2384 |
| Altenau | city | Niedersachsen | Germany | 51.80 | 10.44 | 1758 | 7232 |
| Altenau | city | Brandenburg | Germany | 51.42 | 13.27 | 305 | 4726 |
| Altenau | city | Bayern | Germany | 47.65 | 11.01 | 2883 | 1848 |
| Altenau | city | Pomorskie | Poland | 54.08 | 18.94 | 13 | 1646 |
| Altenauer Silberhütten | city | Niedersachsen | Germany | 51.82 | 10.45 | 1784 | 7765 |