| Mason City to Point Pleasant (New Jersey) | 1,008.33 mi (1,622.75 km) |
| Mason City to Pomona (California) | 1,460.18 mi (2,349.94 km) |
| Mason City to Pompano Beach (Florida) | 1,380.21 mi (2,221.24 km) |
| Mason City to Pompton Lakes (New Jersey) | 979.11 mi (1,575.73 km) |
| Mason City to Pompton Plains (New Jersey) | 978.64 mi (1,574.97 km) |
| Mason City to Ponca City (Oklahoma) | 488.80 mi (786.65 km) |
| Mason City to Ponce (Puerto Rico) | 2,328.26 mi (3,746.97 km) |
| Mason City to Pontiac (Illinois) | 281.23 mi (452.60 km) |
| Mason City to Pontiac (Michigan) | 502.58 mi (808.82 km) |
| Mason City to Pooler (Georgia) | 1,002.58 mi (1,613.49 km) |
| Mason City to Poplar Bluff (Missouri) | 465.14 mi (748.57 km) |
| Mason City to Poquoson (Virginia) | 979.60 mi (1,576.52 km) |
| Mason City to Port Angeles (Washington) | 1,491.18 mi (2,399.82 km) |
| Mason City to Port Arthur (Texas) | 919.35 mi (1,479.56 km) |
| Mason City to Port Charlotte (Florida) | 1,277.61 mi (2,056.12 km) |
