| Napa to Castelfidardo | 6,148.58 mi (9,895.19 km) |
| Napa to Castelfiorentino | 6,068.53 mi (9,766.35 km) |
| Napa to Castelfranco di Sopra | 6,084.03 mi (9,791.30 km) |
| Napa to Castelfranco di Sotto | 6,056.66 mi (9,747.25 km) |
| Napa to Castelfranco Emilia | 6,014.47 mi (9,679.35 km) |
| Napa to Castelfranco Veneto | 5,977.94 mi (9,620.57 km) |
| Napa to Castellabate | 6,372.90 mi (10,256.19 km) |
| Napa to Castellammare del Golfo | 6,443.16 mi (10,369.27 km) |
| Napa to Castellammare di Stabia | 6,335.34 mi (10,195.75 km) |
| Napa to Castellamonte | 5,874.67 mi (9,454.36 km) |
| Napa to Castellana Grotte | 6,397.91 mi (10,296.45 km) |
| Napa to Castellaneta | 6,406.50 mi (10,310.27 km) |
| Napa to Castellanza | 5,896.07 mi (9,488.80 km) |
| Napa to Castellarano | 6,008.57 mi (9,669.86 km) |
| Napa to Castelleone | 5,938.54 mi (9,557.16 km) |
