| Probistip to Carson (California) | 6,628.21 mi (10,667.08 km) |
| Probistip to Carson City (Nevada) | 6,342.28 mi (10,206.92 km) |
| Probistip to Carteret (New Jersey) | 4,708.19 mi (7,577.11 km) |
| Probistip to Cartersville (Georgia) | 5,436.82 mi (8,749.72 km) |
| Probistip to Carthage (Missouri) | 5,663.43 mi (9,114.41 km) |
| Probistip to Cary (Illinois) | 5,187.76 mi (8,348.90 km) |
| Probistip to Cary (North Carolina) | 5,110.64 mi (8,224.78 km) |
| Probistip to Casa de Oro-Mount Helix (California) | 6,657.30 mi (10,713.89 km) |
| Probistip to Casa Grande (Arizona) | 6,493.73 mi (10,450.65 km) |
| Probistip to Casas Adobes (Arizona) | 6,502.97 mi (10,465.51 km) |
| Probistip to Cascades (Virginia) | 4,905.65 mi (7,894.88 km) |
| Probistip to Casper (Wyoming) | 5,759.28 mi (9,268.66 km) |
| Probistip to Casselberry (Florida) | 5,547.41 mi (8,927.69 km) |
| Probistip to Castaic (California) | 6,599.19 mi (10,620.36 km) |
| Probistip to Castle Pines (Colorado) | 5,903.22 mi (9,500.31 km) |
