| Johnston to Cold Springs (Nevada) | 1,376.95 mi (2,215.99 km) |
| Johnston to Coldwater (Michigan) | 449.40 mi (723.23 km) |
| Johnston to Colesville (Maryland) | 896.99 mi (1,443.56 km) |
| Johnston to College (Alaska) | 2,624.85 mi (4,224.29 km) |
| Johnston to College Park (Georgia) | 751.54 mi (1,209.49 km) |
| Johnston to College Park (Maryland) | 902.01 mi (1,451.64 km) |
| Johnston to College Station (Texas) | 780.54 mi (1,256.16 km) |
| Johnston to Collegedale (Tennessee) | 655.98 mi (1,055.69 km) |
| Johnston to Colleyville (Texas) | 636.33 mi (1,024.08 km) |
| Johnston to Collierville (Tennessee) | 508.04 mi (817.61 km) |
| Johnston to Collinsville (Illinois) | 286.06 mi (460.37 km) |
| Johnston to Colonia (New Jersey) | 1,010.59 mi (1,626.39 km) |
| Johnston to Colonial Heights (Virginia) | 921.10 mi (1,482.37 km) |
| Johnston to Colonial Park (Pennsylvania) | 885.97 mi (1,425.83 km) |
| Johnston to Colorado Springs (Colorado) | 613.09 mi (986.67 km) |
