| Middlesex to Washington (Indiana) | 685.96 mi (1,103.94 km) |
| Middlesex to Washington (Missouri) | 889.32 mi (1,431.22 km) |
| Middlesex to Washington (Pennsylvania) | 303.63 mi (488.64 km) |
| Middlesex to Washington (Utah) | 2,094.06 mi (3,370.06 km) |
| Middlesex to Washington Court House (Ohio) | 477.29 mi (768.12 km) |
| Middlesex to Washougal (Washington) | 2,402.95 mi (3,867.17 km) |
| Middlesex to Watauga (Texas) | 1,362.62 mi (2,192.93 km) |
| Middlesex to Waterbury (Connecticut) | 102.20 mi (164.47 km) |
| Middlesex to Waterloo (Illinois) | 847.98 mi (1,364.68 km) |
| Middlesex to Waterloo (Iowa) | 930.96 mi (1,498.24 km) |
| Middlesex to Watertown (New York) | 245.63 mi (395.30 km) |
| Middlesex to Watertown (South Dakota) | 1,183.52 mi (1,904.69 km) |
| Middlesex to Watertown (Wisconsin) | 752.82 mi (1,211.55 km) |
| Middlesex to Watertown Town (Massachusetts) | 212.10 mi (341.35 km) |
| Middlesex to Waterville (Maine) | 368.47 mi (592.99 km) |
