| Irmo to Nymburk | 4,704.95 mi (7,571.89 km) |
| Irmo to Olomouc | 4,810.93 mi (7,742.44 km) |
| Irmo to Opava | 4,824.75 mi (7,764.68 km) |
| Irmo to Orlova | 4,848.27 mi (7,802.53 km) |
| Irmo to Ostrava | 4,843.27 mi (7,794.49 km) |
| Irmo to Ostrov | 4,618.28 mi (7,432.41 km) |
| Irmo to Otrokovice | 4,834.88 mi (7,780.98 km) |
| Irmo to Pardubice | 4,738.61 mi (7,626.06 km) |
| Irmo to Pelhrimov | 4,736.34 mi (7,622.40 km) |
| Irmo to Pisek | 4,697.33 mi (7,559.62 km) |
| Irmo to Plzen | 4,652.83 mi (7,488.00 km) |
| Irmo to Podebrady | 4,709.37 mi (7,579.00 km) |
| Irmo to Policka | 4,768.28 mi (7,673.80 km) |
| Irmo to Prachatice | 4,700.66 mi (7,564.98 km) |
| Irmo to Prague | 4,683.66 mi (7,537.63 km) |
