| Anna to Opwijk | 4,891.16 mi (7,871.56 km) |
| Anna to Ostend | 4,834.55 mi (7,780.45 km) |
| Anna to Oud-Heverlee | 4,914.02 mi (7,908.35 km) |
| Anna to Oud-Turnhout | 4,909.20 mi (7,900.59 km) |
| Anna to Oudenaarde | 4,873.00 mi (7,842.33 km) |
| Anna to Oudenburg | 4,839.02 mi (7,787.65 km) |
| Anna to Oupeye | 4,955.20 mi (7,974.62 km) |
| Anna to Overijse | 4,910.70 mi (7,903.00 km) |
| Anna to Overpelt | 4,928.86 mi (7,932.24 km) |
| Anna to Paal | 4,925.93 mi (7,927.52 km) |
| Anna to Peer | 4,933.18 mi (7,939.18 km) |
| Anna to Pepinster | 4,966.74 mi (7,993.20 km) |
| Anna to Peruwelz | 4,883.64 mi (7,859.47 km) |
| Anna to Perwez | 4,926.88 mi (7,929.04 km) |
| Anna to Philippeville | 4,931.50 mi (7,936.48 km) |
