| Llantrisant to Camas (Washington) | 4,810.67 mi (7,742.02 km) |
| Llantrisant to Cambridge (Maryland) | 3,506.87 mi (5,643.77 km) |
| Llantrisant to Cambridge (Massachusetts) | 3,138.81 mi (5,051.43 km) |
| Llantrisant to Camden (Arkansas) | 4,424.72 mi (7,120.91 km) |
| Llantrisant to Camden (New Jersey) | 3,406.00 mi (5,481.42 km) |
| Llantrisant to Cameron Park (California) | 5,159.61 mi (8,303.60 km) |
| Llantrisant to Camp Pendleton South (California) | 5,350.79 mi (8,611.27 km) |
| Llantrisant to Camp Springs (Maryland) | 3,530.40 mi (5,681.64 km) |
| Llantrisant to Camp Verde (Arizona) | 5,086.81 mi (8,186.43 km) |
| Llantrisant to Campbell (California) | 5,268.78 mi (8,479.28 km) |
| Llantrisant to Campbellsville (Kentucky) | 3,941.20 mi (6,342.74 km) |
| Llantrisant to Campton Hills (Illinois) | 3,848.90 mi (6,194.20 km) |
| Llantrisant to Canby (Oregon) | 4,836.75 mi (7,784.00 km) |
| Llantrisant to Candelaria (Puerto Rico) | 4,069.35 mi (6,548.99 km) |
| Llantrisant to Candler-McAfee (Georgia) | 4,069.21 mi (6,548.76 km) |
