| Barnet to Olivares | 1,024.94 mi (1,649.48 km) |
| Barnet to Olivenza | 955.33 mi (1,537.46 km) |
| Barnet to Olot | 665.85 mi (1,071.59 km) |
| Barnet to Onate | 603.88 mi (971.85 km) |
| Barnet to Onda | 807.15 mi (1,298.98 km) |
| Barnet to Onteniente | 886.15 mi (1,426.11 km) |
| Barnet to Orihuela | 937.52 mi (1,508.80 km) |
| Barnet to Osuna | 1,024.04 mi (1,648.03 km) |
| Barnet to Ourense | 736.67 mi (1,185.55 km) |
| Barnet to Oviedo | 629.67 mi (1,013.36 km) |
| Barnet to Paiporta | 844.15 mi (1,358.53 km) |
| Barnet to Pajara | 1,762.74 mi (2,836.85 km) |
| Barnet to Palafolls | 703.12 mi (1,131.57 km) |
| Barnet to Palafrugell | 690.45 mi (1,111.17 km) |
| Barnet to Palamos | 694.92 mi (1,118.37 km) |
