| Martha Lake to Olivares | 5,356.07 mi (8,619.76 km) |
| Martha Lake to Olivenza | 5,255.22 mi (8,457.47 km) |
| Martha Lake to Olot | 5,362.33 mi (8,629.83 km) |
| Martha Lake to Onate | 5,168.88 mi (8,318.51 km) |
| Martha Lake to Onda | 5,405.79 mi (8,699.78 km) |
| Martha Lake to Onteniente | 5,459.21 mi (8,785.75 km) |
| Martha Lake to Orihuela | 5,489.86 mi (8,835.07 km) |
| Martha Lake to Osuna | 5,401.48 mi (8,692.84 km) |
| Martha Lake to Ourense | 5,034.56 mi (8,102.34 km) |
| Martha Lake to Oviedo | 5,044.72 mi (8,118.70 km) |
| Martha Lake to Paiporta | 5,431.07 mi (8,740.46 km) |
| Martha Lake to Pajara | 5,549.22 mi (8,930.61 km) |
| Martha Lake to Palafolls | 5,399.19 mi (8,689.16 km) |
| Martha Lake to Palafrugell | 5,396.90 mi (8,685.47 km) |
| Martha Lake to Palamos | 5,400.01 mi (8,690.48 km) |
