| Brock Hall to Olivares | 3,736.36 mi (6,013.10 km) |
| Brock Hall to Olivenza | 3,653.12 mi (5,879.13 km) |
| Brock Hall to Olot | 4,011.30 mi (6,455.57 km) |
| Brock Hall to Onate | 3,759.71 mi (6,050.67 km) |
| Brock Hall to Onda | 3,948.43 mi (6,354.38 km) |
| Brock Hall to Onteniente | 3,966.40 mi (6,383.30 km) |
| Brock Hall to Orihuela | 3,972.51 mi (6,393.13 km) |
| Brock Hall to Osuna | 3,793.97 mi (6,105.80 km) |
| Brock Hall to Ourense | 3,520.62 mi (5,665.88 km) |
| Brock Hall to Oviedo | 3,591.05 mi (5,779.23 km) |
| Brock Hall to Paiporta | 3,957.12 mi (6,368.36 km) |
| Brock Hall to Pajara | 3,607.12 mi (5,805.10 km) |
| Brock Hall to Palafolls | 4,038.86 mi (6,499.92 km) |
| Brock Hall to Palafrugell | 4,050.41 mi (6,518.50 km) |
| Brock Hall to Palamos | 4,051.00 mi (6,519.46 km) |
