| Didcot to Kinston (North Carolina) | 3,806.55 mi (6,126.04 km) |
| Didcot to Kirkland (Washington) | 4,741.00 mi (7,629.90 km) |
| Didcot to Kirksville (Missouri) | 4,169.22 mi (6,709.72 km) |
| Didcot to Kirkwood (Missouri) | 4,165.23 mi (6,703.29 km) |
| Didcot to Kiryas Joel (New York) | 3,393.15 mi (5,460.75 km) |
| Didcot to Kissimmee (Florida) | 4,304.17 mi (6,926.89 km) |
| Didcot to Klamath Falls (Oregon) | 5,041.27 mi (8,113.14 km) |
| Didcot to Knightdale (North Carolina) | 3,819.79 mi (6,147.36 km) |
| Didcot to Knik-Fairview (Alaska) | 4,430.05 mi (7,129.47 km) |
| Didcot to Knoxville (Tennessee) | 4,034.36 mi (6,492.67 km) |
| Didcot to Kokomo (Indiana) | 3,909.41 mi (6,291.59 km) |
| Didcot to Kuna (Idaho) | 4,811.86 mi (7,743.94 km) |
| Didcot to Kyle (Texas) | 4,888.89 mi (7,867.91 km) |
| Didcot to La Cañada Flintridge (California) | 5,389.74 mi (8,673.94 km) |
| Didcot to La Crescenta-Montrose (California) | 5,389.59 mi (8,673.71 km) |
