| Chapel Hill to Nyon | 4,277.68 mi (6,884.26 km) |
| Chapel Hill to Oberriet | 4,394.10 mi (7,071.61 km) |
| Chapel Hill to Obersiggenthal | 4,335.09 mi (6,976.65 km) |
| Chapel Hill to Oberwil | 4,302.95 mi (6,924.93 km) |
| Chapel Hill to Oberwingert | 4,354.45 mi (7,007.82 km) |
| Chapel Hill to Oftringen | 4,323.97 mi (6,958.75 km) |
| Chapel Hill to Olten | 4,322.31 mi (6,956.08 km) |
| Chapel Hill to Onex | 4,277.44 mi (6,883.88 km) |
| Chapel Hill to Opfikon | 4,348.29 mi (6,997.90 km) |
| Chapel Hill to Ostermundigen | 4,315.96 mi (6,945.87 km) |
| Chapel Hill to Payerne | 4,295.91 mi (6,913.60 km) |
| Chapel Hill to Pfaffikon | 4,359.42 mi (7,015.81 km) |
| Chapel Hill to Plan-les-Ouates | 4,278.64 mi (6,885.80 km) |
| Chapel Hill to Pratteln | 4,309.05 mi (6,934.75 km) |
| Chapel Hill to Prilly | 4,289.44 mi (6,903.18 km) |
