| Sycamore to Oerlinghausen | 4,288.46 mi (6,901.60 km) |
| Sycamore to Oestrich-Winkel | 4,339.70 mi (6,984.07 km) |
| Sycamore to Offenburg | 4,396.79 mi (7,075.95 km) |
| Sycamore to Oftersheim | 4,385.77 mi (7,058.21 km) |
| Sycamore to Ohrdruf | 4,406.36 mi (7,091.36 km) |
| Sycamore to Ohringen | 4,426.37 mi (7,123.55 km) |
| Sycamore to Olbernhau | 4,504.90 mi (7,249.94 km) |
| Sycamore to Olching | 4,533.97 mi (7,296.72 km) |
| Sycamore to Oldenburg | 4,228.15 mi (6,804.55 km) |
| Sycamore to Oldenburg in Holstein | 4,275.68 mi (6,881.05 km) |
| Sycamore to Olfen | 4,252.01 mi (6,842.95 km) |
| Sycamore to Olpe | 4,294.68 mi (6,911.62 km) |
| Sycamore to Olsberg | 4,305.45 mi (6,928.95 km) |
| Sycamore to Oranienburg | 4,416.04 mi (7,106.92 km) |
| Sycamore to Ortenberg | 4,364.54 mi (7,024.06 km) |
