| Delaware to Medford (New York) | 530.60 mi (853.92 km) |
| Delaware to Medford (Oregon) | 2,050.53 mi (3,300.01 km) |
| Delaware to Medina (Ohio) | 86.23 mi (138.77 km) |
| Delaware to Medulla (Florida) | 854.04 mi (1,374.44 km) |
| Delaware to Mehlville (Missouri) | 405.64 mi (652.82 km) |
| Delaware to Melbourne (Florida) | 852.43 mi (1,371.85 km) |
| Delaware to Melissa (Texas) | 887.42 mi (1,428.17 km) |
| Delaware to Melrose (Massachusetts) | 640.19 mi (1,030.28 km) |
| Delaware to Melrose Park (Illinois) | 273.25 mi (439.75 km) |
| Delaware to Melville (New York) | 508.45 mi (818.27 km) |
| Delaware to Melvindale (Michigan) | 137.95 mi (222.02 km) |
| Delaware to Memphis (Florida) | 880.85 mi (1,417.59 km) |
| Delaware to Memphis (Tennessee) | 519.19 mi (835.56 km) |
| Delaware to Menasha (Wisconsin) | 385.31 mi (620.10 km) |
| Delaware to Mendota (California) | 2,016.26 mi (3,244.86 km) |
