| Lowell to Olivares | 3,381.09 mi (5,441.33 km) |
| Lowell to Olivenza | 3,295.14 mi (5,303.02 km) |
| Lowell to Olot | 3,637.00 mi (5,853.18 km) |
| Lowell to Onate | 3,386.98 mi (5,450.82 km) |
| Lowell to Onda | 3,580.59 mi (5,762.40 km) |
| Lowell to Onteniente | 3,601.48 mi (5,796.03 km) |
| Lowell to Orihuela | 3,609.70 mi (5,809.25 km) |
| Lowell to Osuna | 3,438.00 mi (5,532.92 km) |
| Lowell to Ourense | 3,153.28 mi (5,074.71 km) |
| Lowell to Oviedo | 3,219.85 mi (5,181.85 km) |
| Lowell to Paiporta | 3,590.62 mi (5,778.54 km) |
| Lowell to Pajara | 3,300.33 mi (5,311.37 km) |
| Lowell to Palafolls | 3,665.29 mi (5,898.72 km) |
| Lowell to Palafrugell | 3,676.12 mi (5,916.15 km) |
| Lowell to Palamos | 3,676.87 mi (5,917.35 km) |
