| Pontneddfechan to Manor (Texas) | 4,759.44 mi (7,659.58 km) |
| Pontneddfechan to Manorville (New York) | 3,258.16 mi (5,243.51 km) |
| Pontneddfechan to Mansfield (Ohio) | 3,657.23 mi (5,885.74 km) |
| Pontneddfechan to Mansfield (Texas) | 4,629.70 mi (7,450.78 km) |
| Pontneddfechan to Manteca (California) | 5,200.26 mi (8,369.01 km) |
| Pontneddfechan to Manville (New Jersey) | 3,345.64 mi (5,384.29 km) |
| Pontneddfechan to Maple Grove (Minnesota) | 3,878.00 mi (6,241.04 km) |
| Pontneddfechan to Maple Heights (Ohio) | 3,590.14 mi (5,777.77 km) |
| Pontneddfechan to Maple Valley (Washington) | 4,683.57 mi (7,537.47 km) |
| Pontneddfechan to Mapleton (Utah) | 4,760.93 mi (7,661.97 km) |
| Pontneddfechan to Maplewood (Minnesota) | 3,867.79 mi (6,224.60 km) |
| Pontneddfechan to Marana (Arizona) | 5,162.63 mi (8,308.46 km) |
| Pontneddfechan to Marco Island (Florida) | 4,334.41 mi (6,975.56 km) |
| Pontneddfechan to Margate (Florida) | 4,255.54 mi (6,848.63 km) |
| Pontneddfechan to Maricopa (Arizona) | 5,159.49 mi (8,303.40 km) |
