| Biggleswade to Carson (California) | 5,422.55 mi (8,726.75 km) |
| Biggleswade to Carson City (Nevada) | 5,162.75 mi (8,308.65 km) |
| Biggleswade to Carteret (New Jersey) | 3,458.21 mi (5,565.46 km) |
| Biggleswade to Cartersville (Georgia) | 4,184.93 mi (6,735.00 km) |
| Biggleswade to Carthage (Missouri) | 4,407.27 mi (7,092.82 km) |
| Biggleswade to Cary (Illinois) | 3,931.87 mi (6,327.73 km) |
| Biggleswade to Cary (North Carolina) | 3,864.76 mi (6,219.72 km) |
| Biggleswade to Casa de Oro-Mount Helix (California) | 5,442.78 mi (8,759.31 km) |
| Biggleswade to Casa Grande (Arizona) | 5,261.08 mi (8,466.88 km) |
| Biggleswade to Casas Adobes (Arizona) | 5,266.77 mi (8,476.04 km) |
| Biggleswade to Cascades (Virginia) | 3,654.73 mi (5,881.72 km) |
| Biggleswade to Casper (Wyoming) | 4,538.31 mi (7,303.71 km) |
| Biggleswade to Casselberry (Florida) | 4,316.58 mi (6,946.86 km) |
| Biggleswade to Castaic (California) | 5,397.34 mi (8,686.17 km) |
| Biggleswade to Castle Pines (Colorado) | 4,667.93 mi (7,512.31 km) |
