| Penne to Castelfidardo | 72.54 mi (116.74 km) |
| Penne to Castelfiorentino | 168.85 mi (271.74 km) |
| Penne to Castelfranco di Sopra | 144.08 mi (231.87 km) |
| Penne to Castelfranco di Sotto | 181.65 mi (292.33 km) |
| Penne to Castelfranco Emilia | 206.34 mi (332.07 km) |
| Penne to Castelfranco Veneto | 243.07 mi (391.19 km) |
| Penne to Castellabate | 159.34 mi (256.43 km) |
| Penne to Castellammare del Golfo | 310.48 mi (499.67 km) |
| Penne to Castellammare di Stabia | 124.73 mi (200.73 km) |
| Penne to Castellamonte | 369.16 mi (594.11 km) |
| Penne to Castellana Grotte | 199.62 mi (321.25 km) |
| Penne to Castellaneta | 200.21 mi (322.20 km) |
| Penne to Castellanza | 331.50 mi (533.50 km) |
| Penne to Castellarano | 214.55 mi (345.28 km) |
| Penne to Castelleone | 285.42 mi (459.34 km) |
