Masjid di sekitar Adelphi
| Muhammads Mosque | US | 11,03 |
| The Islamic Society of Washington | US | 11,17 |
| Muslim Community Center | US | 11,68 |
| Mosque of the American Fazl | US | 11,77 |
| As-Sabiqun | US | 13,33 |
| Muhammed Mosque | US | 14,83 |
| Islamic Heritage Center | US | 26,84 |
| Muhammad Temple | US | 43,72 |
| Muhammad Mosque Number Six | US | 43,77 |
| Martinsburg Mosque | US | 99,27 |
Kota terdekat Adelphi
| Alexandria | 22,97 km |
| Baltimore | 44,54 km |
| Richmond | 167,34 km |
| Philadelphia | 187,81 km |
| Allentown | 218,77 km |
| Hampton | 225,84 km |
| Norfolk | 246,4 km |
| Virginia Beach | 254,16 km |
| Edison | 276,44 km |
| Elizabeth | 299,76 km |
| Pittsburgh | 304,43 km |
| Newark | 307,17 km |