| Lowell to Cocentaina | 3,611.91 mi (5,812.81 km) |
| Lowell to Coin | 3,473.61 mi (5,590.24 km) |
| Lowell to Colindres | 3,329.31 mi (5,358.00 km) |
| Lowell to Collado-Villalba | 3,383.59 mi (5,445.36 km) |
| Lowell to Colmenar Viejo | 3,394.25 mi (5,462.52 km) |
| Lowell to Colmenarejo | 3,385.37 mi (5,448.23 km) |
| Lowell to Conil de la Frontera | 3,421.80 mi (5,506.86 km) |
| Lowell to Consuegra | 3,438.62 mi (5,533.93 km) |
| Lowell to Corbera de Llobregat | 3,635.85 mi (5,851.34 km) |
| Lowell to Cordoba | 3,432.43 mi (5,523.96 km) |
| Lowell to Coria del Rio | 3,390.24 mi (5,456.06 km) |
| Lowell to Crevillente | 3,610.86 mi (5,811.11 km) |
| Lowell to Cuarte de Huerva | 3,499.26 mi (5,631.52 km) |
| Lowell to Cubellas | 3,630.61 mi (5,842.91 km) |
| Lowell to Cuellar | 3,346.38 mi (5,385.47 km) |
