| Keene to Cordele (Georgia) | 984.30 mi (1,584.07 km) |
| Keene to Corinth (Mississippi) | 1,029.15 mi (1,656.25 km) |
| Keene to Corinth (Texas) | 1,500.62 mi (2,415.02 km) |
| Keene to Cornelius (North Carolina) | 690.57 mi (1,111.37 km) |
| Keene to Cornelius (Oregon) | 2,476.58 mi (3,985.67 km) |
| Keene to Corning (New York) | 248.33 mi (399.65 km) |
| Keene to Corona (California) | 2,498.01 mi (4,020.16 km) |
| Keene to Coronado (California) | 2,517.53 mi (4,051.57 km) |
| Keene to Corpus Christi (Texas) | 1,750.36 mi (2,816.94 km) |
| Keene to Corsicana (Texas) | 1,514.44 mi (2,437.25 km) |
| Keene to Cortland (New York) | 198.16 mi (318.91 km) |
| Keene to Corvallis (Oregon) | 2,504.48 mi (4,030.58 km) |
| Keene to Coshocton (Ohio) | 526.71 mi (847.65 km) |
| Keene to Costa Mesa (California) | 2,522.03 mi (4,058.81 km) |
| Keene to Coto de Caza (California) | 2,507.80 mi (4,035.91 km) |
