| Castle Rock to Friern Barnet | 4,694.52 mi (7,555.09 km) |
| Castle Rock to Frimley | 4,686.47 mi (7,542.14 km) |
| Castle Rock to Frodsham | 4,539.27 mi (7,305.26 km) |
| Castle Rock to Frome | 4,634.21 mi (7,458.04 km) |
| Castle Rock to Fulham | 4,698.55 mi (7,561.58 km) |
| Castle Rock to Fulwood | 4,576.78 mi (7,365.61 km) |
| Castle Rock to Gainsborough | 4,601.36 mi (7,405.17 km) |
| Castle Rock to Galashiels | 4,447.99 mi (7,158.35 km) |
| Castle Rock to Garforth | 4,565.24 mi (7,347.05 km) |
| Castle Rock to Gateshead | 4,513.01 mi (7,262.99 km) |
| Castle Rock to Giffnock | 4,392.13 mi (7,068.46 km) |
| Castle Rock to Gillingham | 4,643.42 mi (7,472.86 km) |
| Castle Rock to Gillingham | 4,728.36 mi (7,609.57 km) |
| Castle Rock to Glasgow | 4,391.56 mi (7,067.53 km) |
| Castle Rock to Glastonbury | 4,623.40 mi (7,440.64 km) |
