| Red Oak to Castle Pines (Colorado) | 658.40 mi (1,059.59 km) |
| Red Oak to Castle Rock (Colorado) | 653.60 mi (1,051.86 km) |
| Red Oak to Castro Valley (California) | 1,467.89 mi (2,362.34 km) |
| Red Oak to Catalina Foothills (Arizona) | 821.81 mi (1,322.58 km) |
| Red Oak to Cataño (Puerto Rico) | 2,133.60 mi (3,433.70 km) |
| Red Oak to Cathedral City (California) | 1,139.82 mi (1,834.36 km) |
| Red Oak to Catonsville (Maryland) | 1,211.47 mi (1,949.67 km) |
| Red Oak to Cave Spring (Virginia) | 1,003.47 mi (1,614.93 km) |
| Red Oak to Cayce (South Carolina) | 914.27 mi (1,471.37 km) |
| Red Oak to Cayey (Puerto Rico) | 2,144.81 mi (3,451.75 km) |
| Red Oak to Cedar City (Utah) | 986.80 mi (1,588.11 km) |
| Red Oak to Cedar Falls (Iowa) | 730.21 mi (1,175.15 km) |
| Red Oak to Cedar Hill (Texas) | 10.86 mi (17.48 km) |
| Red Oak to Cedar Lake (Indiana) | 799.10 mi (1,286.03 km) |
| Red Oak to Cedar Mill (Oregon) | 1,649.16 mi (2,654.07 km) |
