| Pontneddfechan to Merrick (New York) | 3,298.34 mi (5,308.16 km) |
| Pontneddfechan to Merrifield (Virginia) | 3,527.80 mi (5,677.45 km) |
| Pontneddfechan to Merrillville (Indiana) | 3,813.70 mi (6,137.55 km) |
| Pontneddfechan to Merritt Island (Florida) | 4,171.49 mi (6,713.36 km) |
| Pontneddfechan to Mesa (Arizona) | 5,129.76 mi (8,255.54 km) |
| Pontneddfechan to Mesquite (Nevada) | 5,026.51 mi (8,089.39 km) |
| Pontneddfechan to Mesquite (Texas) | 4,599.00 mi (7,401.38 km) |
| Pontneddfechan to Metairie (Louisiana) | 4,482.64 mi (7,214.11 km) |
| Pontneddfechan to Methuen Town (Massachusetts) | 3,114.23 mi (5,011.86 km) |
| Pontneddfechan to Metuchen (New Jersey) | 3,336.32 mi (5,369.29 km) |
| Pontneddfechan to Mexico (Missouri) | 4,098.08 mi (6,595.22 km) |
| Pontneddfechan to Miami (Florida) | 4,278.79 mi (6,886.05 km) |
| Pontneddfechan to Miami (Oklahoma) | 4,324.65 mi (6,959.84 km) |
| Pontneddfechan to Miami Beach (Florida) | 4,274.12 mi (6,878.54 km) |
| Pontneddfechan to Miami Gardens (Florida) | 4,272.13 mi (6,875.33 km) |
