| Forest Grove to Casamassima | 5,972.22 mi (9,611.36 km) |
| Forest Grove to Casandrino | 5,908.72 mi (9,509.17 km) |
| Forest Grove to Casapulla | 5,901.44 mi (9,497.45 km) |
| Forest Grove to Casarano | 6,059.19 mi (9,751.32 km) |
| Forest Grove to Casatenovo | 5,499.60 mi (8,850.75 km) |
| Forest Grove to Casciana Terme | 5,661.15 mi (9,110.75 km) |
| Forest Grove to Cascina | 5,650.17 mi (9,093.07 km) |
| Forest Grove to Caselle Torinese | 5,487.02 mi (8,830.51 km) |
| Forest Grove to Caserta | 5,902.68 mi (9,499.45 km) |
| Forest Grove to Casier | 5,576.36 mi (8,974.28 km) |
| Forest Grove to Casorate Primo | 5,514.48 mi (8,874.70 km) |
| Forest Grove to Casoria | 5,911.99 mi (9,514.42 km) |
| Forest Grove to Cassano al Ionio | 6,029.73 mi (9,703.92 km) |
| Forest Grove to Cassano d'Adda | 5,514.50 mi (8,874.74 km) |
| Forest Grove to Cassano delle Murge | 5,972.79 mi (9,612.28 km) |
