| Essex Junction to Oerlinghausen | 3,597.12 mi (5,789.01 km) |
| Essex Junction to Oestrich-Winkel | 3,632.87 mi (5,846.54 km) |
| Essex Junction to Offenburg | 3,679.85 mi (5,922.15 km) |
| Essex Junction to Oftersheim | 3,676.28 mi (5,916.40 km) |
| Essex Junction to Ohrdruf | 3,712.41 mi (5,974.54 km) |
| Essex Junction to Ohringen | 3,718.16 mi (5,983.80 km) |
| Essex Junction to Olbernhau | 3,817.11 mi (6,143.05 km) |
| Essex Junction to Olching | 3,824.30 mi (6,154.62 km) |
| Essex Junction to Oldenburg | 3,544.47 mi (5,704.27 km) |
| Essex Junction to Oldenburg in Holstein | 3,608.06 mi (5,806.61 km) |
| Essex Junction to Olfen | 3,555.58 mi (5,722.15 km) |
| Essex Junction to Olpe | 3,594.40 mi (5,784.63 km) |
| Essex Junction to Olsberg | 3,609.19 mi (5,808.43 km) |
| Essex Junction to Oranienburg | 3,742.99 mi (6,023.77 km) |
| Essex Junction to Ortenberg | 3,662.85 mi (5,894.79 km) |
