| Boise to Commerce City (Colorado) | 640.71 mi (1,031.12 km) |
| Boise to Compton (California) | 679.24 mi (1,093.13 km) |
| Boise to Comstock Park (Michigan) | 1,527.56 mi (2,458.36 km) |
| Boise to Concord (California) | 492.03 mi (791.85 km) |
| Boise to Concord (Missouri) | 1,386.89 mi (2,231.98 km) |
| Boise to Concord (New Hampshire) | 2,214.52 mi (3,563.93 km) |
| Boise to Concord (North Carolina) | 1,963.81 mi (3,160.44 km) |
| Boise to Conneaut (Ohio) | 1,798.75 mi (2,894.81 km) |
| Boise to Connersville (Indiana) | 1,618.80 mi (2,605.20 km) |
| Boise to Conroe (Texas) | 1,460.30 mi (2,350.13 km) |
| Boise to Converse (Texas) | 1,386.10 mi (2,230.71 km) |
| Boise to Conway (Arkansas) | 1,393.18 mi (2,242.11 km) |
| Boise to Conway (Florida) | 2,188.83 mi (3,522.58 km) |
| Boise to Conway (South Carolina) | 2,094.92 mi (3,371.44 km) |
| Boise to Conyers (Georgia) | 1,855.90 mi (2,986.78 km) |
