| Rancho San Diego to Mankato (Minnesota) | 1,462.54 mi (2,353.73 km) |
| Rancho San Diego to Manor (Texas) | 1,152.36 mi (1,854.54 km) |
| Rancho San Diego to Manorville (New York) | 2,477.08 mi (3,986.48 km) |
| Rancho San Diego to Mansfield (Ohio) | 1,968.28 mi (3,167.64 km) |
| Rancho San Diego to Mansfield (Texas) | 1,149.97 mi (1,850.70 km) |
| Rancho San Diego to Manteca (California) | 423.92 mi (682.23 km) |
| Rancho San Diego to Manville (New Jersey) | 2,383.34 mi (3,835.61 km) |
| Rancho San Diego to Maple Grove (Minnesota) | 1,513.26 mi (2,435.35 km) |
| Rancho San Diego to Maple Heights (Ohio) | 2,022.50 mi (3,254.90 km) |
| Rancho San Diego to Maple Valley (Washington) | 1,044.05 mi (1,680.24 km) |
| Rancho San Diego to Mapleton (Utah) | 588.46 mi (947.04 km) |
| Rancho San Diego to Maplewood (Minnesota) | 1,528.78 mi (2,460.33 km) |
| Rancho San Diego to Marana (Arizona) | 336.23 mi (541.10 km) |
| Rancho San Diego to Marco Island (Florida) | 2,162.57 mi (3,480.31 km) |
| Rancho San Diego to Margate (Florida) | 2,241.24 mi (3,606.92 km) |
