| Welver to McKeesport (Pennsylvania) | 4,027.60 mi (6,481.80 km) |
| Welver to McKinleyville (California) | 5,422.63 mi (8,726.88 km) |
| Welver to McKinney (Texas) | 5,020.27 mi (8,079.34 km) |
| Welver to McLean (Virginia) | 3,990.60 mi (6,422.24 km) |
| Welver to McMinnville (Oregon) | 5,142.38 mi (8,275.86 km) |
| Welver to McMinnville (Tennessee) | 4,483.37 mi (7,215.28 km) |
| Welver to McNair (Virginia) | 3,998.77 mi (6,435.39 km) |
| Welver to McPherson (Kansas) | 4,779.46 mi (7,691.80 km) |
| Welver to Mead Valley (California) | 5,667.08 mi (9,120.28 km) |
| Welver to Meadow Woods (Florida) | 4,679.17 mi (7,530.40 km) |
| Welver to Meadowbrook (Virginia) | 4,073.45 mi (6,555.58 km) |
| Welver to Meadville (Pennsylvania) | 3,977.73 mi (6,401.53 km) |
| Welver to Mebane (North Carolina) | 4,209.64 mi (6,774.76 km) |
| Welver to Mechanicsville (Virginia) | 4,059.41 mi (6,532.99 km) |
| Welver to Medford (Massachusetts) | 3,592.48 mi (5,781.53 km) |
