| Northglenn to Nymburk | 5,229.91 mi (8,416.72 km) |
| Northglenn to Olomouc | 5,326.50 mi (8,572.18 km) |
| Northglenn to Opava | 5,328.05 mi (8,574.67 km) |
| Northglenn to Orlova | 5,348.29 mi (8,607.25 km) |
| Northglenn to Ostrava | 5,344.76 mi (8,601.57 km) |
| Northglenn to Ostrov | 5,159.46 mi (8,303.35 km) |
| Northglenn to Otrokovice | 5,354.70 mi (8,617.56 km) |
| Northglenn to Pardubice | 5,259.65 mi (8,464.59 km) |
| Northglenn to Pelhrimov | 5,273.49 mi (8,486.87 km) |
| Northglenn to Pisek | 5,246.42 mi (8,443.29 km) |
| Northglenn to Plzen | 5,200.63 mi (8,369.61 km) |
| Northglenn to Podebrady | 5,234.44 mi (8,424.02 km) |
| Northglenn to Policka | 5,290.78 mi (8,514.69 km) |
| Northglenn to Prachatice | 5,256.51 mi (8,459.54 km) |
| Northglenn to Prague | 5,215.96 mi (8,394.27 km) |
