| Portchester to Billingham | 260.42 mi (419.10 km) |
| Portchester to Bilston | 125.91 mi (202.63 km) |
| Portchester to Binfield | 43.17 mi (69.48 km) |
| Portchester to Bingham | 145.96 mi (234.90 km) |
| Portchester to Bingley | 209.74 mi (337.55 km) |
| Portchester to Birchington | 111.49 mi (179.43 km) |
| Portchester to Birkenhead | 193.69 mi (311.72 km) |
| Portchester to Birmingham | 118.04 mi (189.96 km) |
| Portchester to Birstall | 200.98 mi (323.44 km) |
| Portchester to Birstall | 126.55 mi (203.66 km) |
| Portchester to Bishop Auckland | 265.03 mi (426.52 km) |
| Portchester to Bishopbriggs | 372.38 mi (599.28 km) |
| Portchester to Bishops Cleeve | 86.45 mi (139.14 km) |
| Portchester to Bishops Stortford | 90.41 mi (145.50 km) |
| Portchester to Bishopstoke | 12.56 mi (20.21 km) |
