| Cypress Lake to Oerlinghausen | 4,817.72 mi (7,753.38 km) |
| Cypress Lake to Oestrich-Winkel | 4,831.22 mi (7,775.09 km) |
| Cypress Lake to Offenburg | 4,861.04 mi (7,823.09 km) |
| Cypress Lake to Oftersheim | 4,869.54 mi (7,836.76 km) |
| Cypress Lake to Ohrdruf | 4,927.10 mi (7,929.40 km) |
| Cypress Lake to Ohringen | 4,912.39 mi (7,905.73 km) |
| Cypress Lake to Olbernhau | 5,037.59 mi (8,107.21 km) |
| Cypress Lake to Olching | 5,013.74 mi (8,068.84 km) |
| Cypress Lake to Oldenburg | 4,775.58 mi (7,685.56 km) |
| Cypress Lake to Oldenburg in Holstein | 4,855.57 mi (7,814.28 km) |
| Cypress Lake to Olfen | 4,770.44 mi (7,677.28 km) |
| Cypress Lake to Olpe | 4,803.12 mi (7,729.87 km) |
| Cypress Lake to Olsberg | 4,823.08 mi (7,762.00 km) |
| Cypress Lake to Oranienburg | 4,982.26 mi (8,018.18 km) |
| Cypress Lake to Ortenberg | 4,868.01 mi (7,834.30 km) |
