| Mason City to Cedar Park (Texas) | 909.43 mi (1,463.59 km) |
| Mason City to Cedar Rapids (Iowa) | 112.56 mi (181.15 km) |
| Mason City to Cedarburg (Wisconsin) | 262.52 mi (422.49 km) |
| Mason City to Celebration (Florida) | 1,213.01 mi (1,952.14 km) |
| Mason City to Celina (Ohio) | 478.98 mi (770.85 km) |
| Mason City to Celina (Texas) | 706.67 mi (1,137.28 km) |
| Mason City to Centennial (Colorado) | 652.24 mi (1,049.69 km) |
| Mason City to Center Point (Alabama) | 744.83 mi (1,198.69 km) |
| Mason City to Centereach (New York) | 1,042.18 mi (1,677.23 km) |
| Mason City to Centerton (Arkansas) | 472.88 mi (761.03 km) |
| Mason City to Centerville (Ohio) | 528.05 mi (849.81 km) |
| Mason City to Centerville (Utah) | 968.93 mi (1,559.34 km) |
| Mason City to Central (Louisiana) | 877.93 mi (1,412.90 km) |
| Mason City to Central Falls (Rhode Island) | 1,110.74 mi (1,787.56 km) |
| Mason City to Central Islip (New York) | 1,038.08 mi (1,670.63 km) |
