| Johnston to Chicago Ridge (Illinois) | 306.59 mi (493.40 km) |
| Johnston to Chickasha (Oklahoma) | 513.13 mi (825.80 km) |
| Johnston to Chico (California) | 1,470.51 mi (2,366.56 km) |
| Johnston to Chicopee (Massachusetts) | 1,084.91 mi (1,746.00 km) |
| Johnston to Chillicothe (Ohio) | 586.09 mi (943.22 km) |
| Johnston to Chillum (Maryland) | 900.28 mi (1,448.87 km) |
| Johnston to Chino (California) | 1,404.88 mi (2,260.94 km) |
| Johnston to Chino Hills (California) | 1,408.99 mi (2,267.55 km) |
| Johnston to Chino Valley (Arizona) | 1,118.60 mi (1,800.21 km) |
| Johnston to Chippewa Falls (Wisconsin) | 253.00 mi (407.16 km) |
| Johnston to Choctaw (Oklahoma) | 469.74 mi (755.98 km) |
| Johnston to Chowchilla (California) | 1,444.29 mi (2,324.35 km) |
| Johnston to Christiansburg (Virginia) | 776.30 mi (1,249.33 km) |
| Johnston to Chubbuck (Idaho) | 959.29 mi (1,543.83 km) |
| Johnston to Chula Vista (California) | 1,421.00 mi (2,286.87 km) |
