| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Leffalsa | city | Doukkala-Abda | Morocco | 32.27 | -9.11 | 830 | 23129 |
| Leffam | city | Doukkala-Abda | Morocco | 32.15 | -8.88 | 1066 | 8345 |
| Leffard | city | Basse-Normandie | France | 48.92 | -0.30 | 830 | 2842 |
| Leffe | city | Wallonie | Belgium | 50.27 | 4.91 | 830 | 16893 |
| Leffe | city | Lombardia | Italy | 45.80 | 9.88 | 1669 | 35782 |
| Leffelsend | city | Nordrhein-Westfalen | Germany | 50.96 | 7.27 | 830 | 35375 |
| Lefferts Mill | city | New York | United States | 40.90 | -73.44 | 42 | |
| Leffia Oulad Si Ahmed | city | Rabat-Sale-Zemmour-Zaer | Morocco | 33.36 | -6.84 | 1824 | 5215 |
| Leffida | city | Marrakech-Tensift-Al Haouz | Morocco | 32.23 | -7.97 | 1669 | 28101 |
| Leffila | city | Doukkala-Abda | Morocco | 31.91 | -8.78 | 905 | 8493 |
| Leffim | city | Doukkala-Abda | Morocco | 32.08 | -8.44 | 1669 | 8415 |
| Leffincourt | city | Champagne-Ardenne | France | 49.39 | 4.55 | 830 | 962 |
| Leffinge | city | Vlaanderen | Belgium | 51.18 | 2.88 | 3 | 47423 |
| Leffinghe | city | Vlaanderen | Belgium | 51.18 | 2.88 | 3 | 47423 |
| Leffingwell | city | California | United States | 33.93 | -117.99 | 269 | |
| Leffingwell (historical) | city | Connecticut | United States | 41.51 | -72.14 | 98 | |
| Leffingwell Estates Mobile Home Park | city | Michigan | United States | 41.84 | -84.36 | 898 | |
| Leffond | city | Franche-Comte | France | 47.66 | 5.46 | 830 | 985 |
| Leffonds | city | Champagne-Ardenne | France | 47.97 | 5.16 | 1200 | 969 |
| Leffrinckoucke | city | Nord-Pas-de-Calais | France | 51.03 | 2.46 | 3 | 32427 |
| Leffrinkhoeke | city | Nord-Pas-de-Calais | France | 51.03 | 2.46 | 3 | 32427 |
| Leffrinkhoucke | city | Nord-Pas-de-Calais | France | 51.03 | 2.46 | 3 | 32427 |
| Leffrinkoeke | city | Nord-Pas-de-Calais | France | 51.03 | 2.46 | 3 | 32427 |