| Portchester to Oststeinbek | 512.50 mi (824.79 km) |
| Portchester to Ottendorf-Okrilla | 649.03 mi (1,044.52 km) |
| Portchester to Ottersberg | 463.65 mi (746.18 km) |
| Portchester to Ottobrunn | 604.55 mi (972.93 km) |
| Portchester to Ottweiler | 380.88 mi (612.97 km) |
| Portchester to Overath | 366.81 mi (590.33 km) |
| Portchester to Oyten | 457.65 mi (736.51 km) |
| Portchester to Paderborn | 430.68 mi (693.11 km) |
| Portchester to Papenburg | 393.70 mi (633.60 km) |
| Portchester to Parchim | 576.54 mi (927.85 km) |
| Portchester to Pasewalk | 665.07 mi (1,070.33 km) |
| Portchester to Passau | 669.02 mi (1,076.69 km) |
| Portchester to Pattensen | 477.45 mi (768.38 km) |
| Portchester to Pegnitz | 563.27 mi (906.50 km) |
| Portchester to Peine | 497.50 mi (800.64 km) |
