| Klamath Falls to Castelfidardo | 5,901.18 mi (9,497.03 km) |
| Klamath Falls to Castelfiorentino | 5,824.18 mi (9,373.12 km) |
| Klamath Falls to Castelfranco di Sopra | 5,838.91 mi (9,396.82 km) |
| Klamath Falls to Castelfranco di Sotto | 5,812.47 mi (9,354.26 km) |
| Klamath Falls to Castelfranco Emilia | 5,768.85 mi (9,284.07 km) |
| Klamath Falls to Castelfranco Veneto | 5,730.08 mi (9,221.67 km) |
| Klamath Falls to Castellabate | 6,127.10 mi (9,860.61 km) |
| Klamath Falls to Castellammare del Golfo | 6,202.84 mi (9,982.51 km) |
| Klamath Falls to Castellammare di Stabia | 6,089.72 mi (9,800.46 km) |
| Klamath Falls to Castellamonte | 5,632.20 mi (9,064.14 km) |
| Klamath Falls to Castellana Grotte | 6,148.63 mi (9,895.26 km) |
| Klamath Falls to Castellaneta | 6,157.75 mi (9,909.94 km) |
| Klamath Falls to Castellanza | 5,651.85 mi (9,095.77 km) |
| Klamath Falls to Castellarano | 5,763.32 mi (9,275.16 km) |
| Klamath Falls to Castelleone | 5,693.67 mi (9,163.08 km) |
