| New Port Richey East to Castelfidardo | 5,192.60 mi (8,356.69 km) |
| New Port Richey East to Castelfiorentino | 5,070.96 mi (8,160.92 km) |
| New Port Richey East to Castelfranco di Sopra | 5,097.42 mi (8,203.50 km) |
| New Port Richey East to Castelfranco di Sotto | 5,058.28 mi (8,140.51 km) |
| New Port Richey East to Castelfranco Emilia | 5,047.58 mi (8,123.29 km) |
| New Port Richey East to Castelfranco Veneto | 5,057.65 mi (8,139.50 km) |
| New Port Richey East to Castellabate | 5,353.66 mi (8,615.88 km) |
| New Port Richey East to Castellammare del Golfo | 5,322.88 mi (8,566.35 km) |
| New Port Richey East to Castellammare di Stabia | 5,318.64 mi (8,559.53 km) |
| New Port Richey East to Castellamonte | 4,875.93 mi (7,847.05 km) |
| New Port Richey East to Castellana Grotte | 5,437.95 mi (8,751.53 km) |
| New Port Richey East to Castellaneta | 5,435.16 mi (8,747.05 km) |
| New Port Richey East to Castellanza | 4,923.66 mi (7,923.86 km) |
| New Port Richey East to Castellarano | 5,036.20 mi (8,104.98 km) |
| New Port Richey East to Castelleone | 4,970.64 mi (7,999.47 km) |
