| Houghton Regis to Peterborough | 47.36 mi (76.21 km) |
| Houghton Regis to Peterhead | 390.51 mi (628.46 km) |
| Houghton Regis to Peterlee | 200.11 mi (322.05 km) |
| Houghton Regis to Petersfield | 64.68 mi (104.09 km) |
| Houghton Regis to Pinner | 22.23 mi (35.78 km) |
| Houghton Regis to Pitsea | 49.73 mi (80.03 km) |
| Houghton Regis to Plumstead | 38.87 mi (62.55 km) |
| Houghton Regis to Plymouth | 189.19 mi (304.48 km) |
| Houghton Regis to Plympton | 185.34 mi (298.27 km) |
| Houghton Regis to Plymstock | 187.91 mi (302.41 km) |
| Houghton Regis to Polegate | 81.81 mi (131.65 km) |
| Houghton Regis to Ponders End | 27.14 mi (43.67 km) |
| Houghton Regis to Pont-y-pwl | 108.39 mi (174.44 km) |
| Houghton Regis to Pontardulais | 150.76 mi (242.62 km) |
| Houghton Regis to Pontefract | 127.78 mi (205.64 km) |
