| Potomac to West Falls Church (Virginia) | 10.32 mi (16.61 km) |
| Potomac to West Fargo (North Dakota) | 1,130.35 mi (1,819.13 km) |
| Potomac to West Freehold (New Jersey) | 175.79 mi (282.90 km) |
| Potomac to West Haven (Connecticut) | 272.39 mi (438.37 km) |
| Potomac to West Haven (Utah) | 1,835.96 mi (2,954.69 km) |
| Potomac to West Haverstraw (New York) | 227.22 mi (365.67 km) |
| Potomac to West Hempstead (New York) | 220.95 mi (355.58 km) |
| Potomac to West Hollywood (California) | 2,291.07 mi (3,687.12 km) |
| Potomac to West Islip (New York) | 237.44 mi (382.13 km) |
| Potomac to West Jordan (Utah) | 1,838.64 mi (2,959.00 km) |
| Potomac to West Lafayette (Indiana) | 526.06 mi (846.62 km) |
| Potomac to West Lealman (Florida) | 836.51 mi (1,346.23 km) |
| Potomac to West Linn (Oregon) | 2,335.53 mi (3,758.67 km) |
| Potomac to West Little River (Florida) | 926.04 mi (1,490.32 km) |
| Potomac to West Melbourne (Florida) | 782.12 mi (1,258.69 km) |
