| Cannock to Nasaud | 1,224.25 mi (1,970.25 km) |
| Cannock to Navodari | 1,502.81 mi (2,418.54 km) |
| Cannock to Negresti-Oas | 1,165.11 mi (1,875.06 km) |
| Cannock to Nehoiu | 1,369.13 mi (2,203.40 km) |
| Cannock to Ocna Mures | 1,231.42 mi (1,981.77 km) |
| Cannock to Odobesti | 1,385.73 mi (2,230.12 km) |
| Cannock to Odorheiu Secuiesc | 1,293.58 mi (2,081.81 km) |
| Cannock to Oltenita | 1,430.82 mi (2,302.68 km) |
| Cannock to Onesti | 1,356.30 mi (2,182.75 km) |
| Cannock to Oradea | 1,128.30 mi (1,815.82 km) |
| Cannock to Orastie | 1,223.55 mi (1,969.11 km) |
| Cannock to Oravita | 1,192.92 mi (1,919.81 km) |
| Cannock to Orsova | 1,233.91 mi (1,985.78 km) |
| Cannock to Otelu Rosu | 1,201.37 mi (1,933.41 km) |
| Cannock to Otopeni | 1,389.64 mi (2,236.41 km) |
