| Kennewick to Castelfidardo | 5,599.65 mi (9,011.77 km) |
| Kennewick to Castelfiorentino | 5,523.69 mi (8,889.52 km) |
| Kennewick to Castelfranco di Sopra | 5,538.14 mi (8,912.78 km) |
| Kennewick to Castelfranco di Sotto | 5,512.03 mi (8,870.76 km) |
| Kennewick to Castelfranco Emilia | 5,467.93 mi (8,799.78 km) |
| Kennewick to Castelfranco Veneto | 5,428.44 mi (8,736.23 km) |
| Kennewick to Castellabate | 5,826.04 mi (9,376.10 km) |
| Kennewick to Castellammare del Golfo | 5,903.79 mi (9,501.23 km) |
| Kennewick to Castellammare di Stabia | 5,788.73 mi (9,316.06 km) |
| Kennewick to Castellamonte | 5,332.45 mi (8,581.75 km) |
| Kennewick to Castellana Grotte | 5,846.52 mi (9,409.06 km) |
| Kennewick to Castellaneta | 5,855.79 mi (9,423.98 km) |
| Kennewick to Castellanza | 5,351.44 mi (8,612.31 km) |
| Kennewick to Castellarano | 5,462.52 mi (8,791.08 km) |
| Kennewick to Castelleone | 5,393.02 mi (8,679.23 km) |
