| Senec to Carson (California) | 6,141.42 mi (9,883.66 km) |
| Senec to Carson City (Nevada) | 5,853.61 mi (9,420.47 km) |
| Senec to Carteret (New Jersey) | 4,278.03 mi (6,884.83 km) |
| Senec to Cartersville (Georgia) | 5,002.85 mi (8,051.32 km) |
| Senec to Carthage (Missouri) | 5,202.63 mi (8,372.83 km) |
| Senec to Cary (Illinois) | 4,726.90 mi (7,607.22 km) |
| Senec to Cary (North Carolina) | 4,686.18 mi (7,541.68 km) |
| Senec to Casa de Oro-Mount Helix (California) | 6,171.82 mi (9,932.59 km) |
| Senec to Casa Grande (Arizona) | 6,013.01 mi (9,677.01 km) |
| Senec to Casas Adobes (Arizona) | 6,023.60 mi (9,694.05 km) |
| Senec to Cascades (Virginia) | 4,473.80 mi (7,199.89 km) |
| Senec to Casper (Wyoming) | 5,275.86 mi (8,490.67 km) |
| Senec to Casselberry (Florida) | 5,140.12 mi (8,272.22 km) |
| Senec to Castaic (California) | 6,111.96 mi (9,836.24 km) |
| Senec to Castle Pines (Colorado) | 5,424.10 mi (8,729.25 km) |
