| Pittsfield to Opwijk | 3,544.09 mi (5,703.66 km) |
| Pittsfield to Ostend | 3,486.55 mi (5,611.05 km) |
| Pittsfield to Oud-Heverlee | 3,567.08 mi (5,740.66 km) |
| Pittsfield to Oud-Turnhout | 3,566.72 mi (5,740.08 km) |
| Pittsfield to Oudenaarde | 3,523.70 mi (5,670.85 km) |
| Pittsfield to Oudenburg | 3,490.88 mi (5,618.02 km) |
| Pittsfield to Oupeye | 3,609.67 mi (5,809.21 km) |
| Pittsfield to Overijse | 3,563.07 mi (5,734.20 km) |
| Pittsfield to Overpelt | 3,586.66 mi (5,772.18 km) |
| Pittsfield to Paal | 3,581.77 mi (5,764.30 km) |
| Pittsfield to Peer | 3,590.42 mi (5,778.22 km) |
| Pittsfield to Pepinster | 3,620.58 mi (5,826.76 km) |
| Pittsfield to Peruwelz | 3,531.84 mi (5,683.95 km) |
| Pittsfield to Perwez | 3,578.72 mi (5,759.40 km) |
| Pittsfield to Philippeville | 3,579.62 mi (5,760.84 km) |
