| Holbrook to Nyon | 3,817.69 mi (6,143.98 km) |
| Holbrook to Oberriet | 3,931.60 mi (6,327.30 km) |
| Holbrook to Obersiggenthal | 3,872.86 mi (6,232.76 km) |
| Holbrook to Oberwil | 3,840.96 mi (6,181.42 km) |
| Holbrook to Oberwingert | 3,892.02 mi (6,263.60 km) |
| Holbrook to Oftringen | 3,862.07 mi (6,215.40 km) |
| Holbrook to Olten | 3,860.38 mi (6,212.68 km) |
| Holbrook to Onex | 3,817.81 mi (6,144.16 km) |
| Holbrook to Opfikon | 3,886.02 mi (6,253.95 km) |
| Holbrook to Ostermundigen | 3,854.67 mi (6,203.49 km) |
| Holbrook to Payerne | 3,835.02 mi (6,171.88 km) |
| Holbrook to Pfaffikon | 3,897.15 mi (6,271.85 km) |
| Holbrook to Plan-les-Ouates | 3,819.02 mi (6,146.11 km) |
| Holbrook to Pratteln | 3,847.00 mi (6,191.15 km) |
| Holbrook to Prilly | 3,829.08 mi (6,162.30 km) |
