| Castel Bolognese to Pyskowice | 526.33 mi (847.05 km) |
| Castel Bolognese to Raciborz | 499.56 mi (803.97 km) |
| Castel Bolognese to Radom | 653.11 mi (1,051.09 km) |
| Castel Bolognese to Radomsko | 585.93 mi (942.96 km) |
| Castel Bolognese to Radzionkow Nowy | 533.95 mi (859.31 km) |
| Castel Bolognese to Radzymin | 705.00 mi (1,134.58 km) |
| Castel Bolognese to Radzyn Podlaski | 716.92 mi (1,153.77 km) |
| Castel Bolognese to Rawa Mazowiecka | 645.16 mi (1,038.28 km) |
| Castel Bolognese to Rawicz | 555.21 mi (893.53 km) |
| Castel Bolognese to Reda | 769.23 mi (1,237.96 km) |
| Castel Bolognese to Rogozno | 628.92 mi (1,012.14 km) |
| Castel Bolognese to Ropczyce | 606.92 mi (976.75 km) |
| Castel Bolognese to Ruda Slaska | 526.82 mi (847.84 km) |
| Castel Bolognese to Rumia | 766.96 mi (1,234.30 km) |
| Castel Bolognese to Rury | 688.85 mi (1,108.60 km) |
