| Zachary to Olivares | 4,721.11 mi (7,597.90 km) |
| Zachary to Olivenza | 4,639.98 mi (7,467.33 km) |
| Zachary to Olot | 5,004.47 mi (8,053.92 km) |
| Zachary to Onate | 4,752.90 mi (7,649.06 km) |
| Zachary to Onda | 4,940.52 mi (7,951.00 km) |
| Zachary to Onteniente | 4,957.21 mi (7,977.85 km) |
| Zachary to Orihuela | 4,962.16 mi (7,985.82 km) |
| Zachary to Osuna | 4,779.16 mi (7,691.31 km) |
| Zachary to Ourense | 4,512.68 mi (7,262.46 km) |
| Zachary to Oviedo | 4,584.10 mi (7,377.40 km) |
| Zachary to Paiporta | 4,948.67 mi (7,964.11 km) |
| Zachary to Pajara | 4,538.83 mi (7,304.54 km) |
| Zachary to Palafolls | 5,032.06 mi (8,098.33 km) |
| Zachary to Palafrugell | 5,043.58 mi (8,116.85 km) |
| Zachary to Palamos | 5,044.19 mi (8,117.83 km) |
