| Klamath Falls to Oliveira de Frades | 5,365.88 mi (8,635.55 km) |
| Klamath Falls to Oliveira do Bairro | 5,364.25 mi (8,632.93 km) |
| Klamath Falls to Oliveira do Hospital | 5,395.37 mi (8,683.01 km) |
| Klamath Falls to Ourem | 5,404.81 mi (8,698.19 km) |
| Klamath Falls to Ovar | 5,342.05 mi (8,597.20 km) |
| Klamath Falls to Pacos de Ferreira | 5,330.73 mi (8,578.97 km) |
| Klamath Falls to Palmela | 5,446.17 mi (8,764.76 km) |
| Klamath Falls to Paredes | 5,336.45 mi (8,588.18 km) |
| Klamath Falls to Paredes de Coura | 5,292.93 mi (8,518.14 km) |
| Klamath Falls to Penacova | 5,384.40 mi (8,665.36 km) |
| Klamath Falls to Penafiel | 5,337.93 mi (8,590.57 km) |
| Klamath Falls to Peniche | 5,389.90 mi (8,674.21 km) |
| Klamath Falls to Peso da Regua | 5,358.29 mi (8,623.33 km) |
| Klamath Falls to Pinhal Novo | 5,442.45 mi (8,758.78 km) |
| Klamath Falls to Pinhel | 5,402.94 mi (8,695.19 km) |
