| Gainsborough to Peterborough | 61.89 mi (99.60 km) |
| Gainsborough to Peterhead | 286.54 mi (461.14 km) |
| Gainsborough to Peterlee | 96.53 mi (155.35 km) |
| Gainsborough to Petersfield | 165.82 mi (266.86 km) |
| Gainsborough to Pinner | 125.99 mi (202.76 km) |
| Gainsborough to Pitsea | 137.55 mi (221.36 km) |
| Gainsborough to Plumstead | 136.99 mi (220.46 km) |
| Gainsborough to Plymouth | 253.86 mi (408.55 km) |
| Gainsborough to Plympton | 250.83 mi (403.67 km) |
| Gainsborough to Plymstock | 253.45 mi (407.89 km) |
| Gainsborough to Polegate | 183.41 mi (295.17 km) |
| Gainsborough to Ponders End | 125.09 mi (201.32 km) |
| Gainsborough to Pont-y-pwl | 151.15 mi (243.25 km) |
| Gainsborough to Pontardulais | 180.23 mi (290.05 km) |
| Gainsborough to Pontefract | 29.82 mi (47.99 km) |
