| Red Oak to Kalispell (Montana) | 1,417.28 mi (2,280.90 km) |
| Red Oak to Kaneohe (Hawaii) | 3,784.73 mi (6,090.94 km) |
| Red Oak to Kankakee (Illinois) | 770.52 mi (1,240.03 km) |
| Red Oak to Kannapolis (North Carolina) | 945.95 mi (1,522.37 km) |
| Red Oak to Kansas City (Kansas) | 470.26 mi (756.82 km) |
| Red Oak to Kansas City (Missouri) | 472.98 mi (761.19 km) |
| Red Oak to Kapaa (Hawaii) | 3,855.08 mi (6,204.15 km) |
| Red Oak to Kapolei (Hawaii) | 3,802.81 mi (6,120.03 km) |
| Red Oak to Katy (Texas) | 196.88 mi (316.84 km) |
| Red Oak to Kaukauna (Wisconsin) | 932.97 mi (1,501.47 km) |
| Red Oak to Kaysville (Utah) | 1,021.98 mi (1,644.71 km) |
| Red Oak to Kearney (Missouri) | 491.24 mi (790.57 km) |
| Red Oak to Kearney (Nebraska) | 579.29 mi (932.28 km) |
| Red Oak to Kearns (Utah) | 1,012.02 mi (1,628.69 km) |
| Red Oak to Kearny (New Jersey) | 1,374.08 mi (2,211.37 km) |
