| Keene to Carrollwood (Florida) | 1,176.34 mi (1,893.14 km) |
| Keene to Carson (California) | 2,533.74 mi (4,077.67 km) |
| Keene to Carson City (Nevada) | 2,453.31 mi (3,948.21 km) |
| Keene to Carteret (New Jersey) | 191.21 mi (307.73 km) |
| Keene to Cartersville (Georgia) | 906.28 mi (1,458.51 km) |
| Keene to Carthage (Missouri) | 1,227.47 mi (1,975.42 km) |
| Keene to Cary (Illinois) | 811.80 mi (1,306.47 km) |
| Keene to Cary (North Carolina) | 604.98 mi (973.63 km) |
| Keene to Casa de Oro-Mount Helix (California) | 2,504.46 mi (4,030.54 km) |
| Keene to Casa Grande (Arizona) | 2,236.66 mi (3,599.56 km) |
| Keene to Casas Adobes (Arizona) | 2,218.42 mi (3,570.20 km) |
| Keene to Cascades (Virginia) | 378.15 mi (608.58 km) |
| Keene to Casper (Wyoming) | 1,710.15 mi (2,752.22 km) |
| Keene to Casselberry (Florida) | 1,107.44 mi (1,782.25 km) |
| Keene to Castaic (California) | 2,531.92 mi (4,074.73 km) |
