| Forest Grove to Caltagirone | 6,140.23 mi (9,881.75 km) |
| Forest Grove to Caltanissetta | 6,113.13 mi (9,838.14 km) |
| Forest Grove to Calvisano | 5,546.28 mi (8,925.88 km) |
| Forest Grove to Calvizzano | 5,909.09 mi (9,509.75 km) |
| Forest Grove to Camaiore | 5,628.95 mi (9,058.91 km) |
| Forest Grove to Cameri | 5,494.32 mi (8,842.25 km) |
| Forest Grove to Camisano Vicentino | 5,570.20 mi (8,964.37 km) |
| Forest Grove to Campagna | 5,945.94 mi (9,569.07 km) |
| Forest Grove to Campagnano di Roma | 5,789.39 mi (9,317.13 km) |
| Forest Grove to Campi Bisenzio | 5,657.07 mi (9,104.18 km) |
| Forest Grove to Campi Salentina | 6,031.92 mi (9,707.44 km) |
| Forest Grove to Campiglia Marittima | 5,688.49 mi (9,154.74 km) |
| Forest Grove to Campobasso | 5,880.46 mi (9,463.69 km) |
| Forest Grove to Campobello di Licata | 6,123.91 mi (9,855.48 km) |
| Forest Grove to Campobello di Mazara | 6,069.80 mi (9,768.41 km) |
