| Mason City to Petersburg (Virginia) | 928.09 mi (1,493.62 km) |
| Mason City to Pflugerville (Texas) | 910.11 mi (1,464.67 km) |
| Mason City to Pharr (Texas) | 1,206.41 mi (1,941.54 km) |
| Mason City to Phelan (California) | 1,434.60 mi (2,308.77 km) |
| Mason City to Phenix City (Alabama) | 861.95 mi (1,387.17 km) |
| Mason City to Philadelphia (Pennsylvania) | 956.57 mi (1,539.46 km) |
| Mason City to Phillipsburg (New Jersey) | 939.85 mi (1,512.54 km) |
| Mason City to Phoenix (Arizona) | 1,214.26 mi (1,954.16 km) |
| Mason City to Phoenixville (Pennsylvania) | 934.39 mi (1,503.75 km) |
| Mason City to Picayune (Mississippi) | 893.04 mi (1,437.20 km) |
| Mason City to Pickerington (Ohio) | 584.25 mi (940.27 km) |
| Mason City to Pico Rivera (California) | 1,478.45 mi (2,379.34 km) |
| Mason City to Piedmont (California) | 1,560.83 mi (2,511.91 km) |
| Mason City to Pierre (South Dakota) | 365.16 mi (587.67 km) |
| Mason City to Pike Creek Valley (Delaware) | 934.82 mi (1,504.46 km) |
