| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Double Arches Quarry, Heath and Reach, Central Bedfordshire, Bedfordshire, England, UK | 51° 57' 10" N | 0° 38' 10" W | 19.2km (11.9 miles) | |
| Ashwell Quarry, Hertfordshire, England, UK | 52° 2' 24" N | 0° 10' 27" W | 19.3km (12.0 miles) | |
| Munday's Hill Quarry, Heath and Reach, Central Bedfordshire, Bedfordshire, England, UK | 51° 56' 31" N | 0° 37' 56" W | 19.9km (12.4 miles) | |
| Great Linford Quarry, Great Linford, Milton Keynes, Buckinghamshire, England, UK | 52° 4' 20" N | 0° 45' 46" W | 21.5km (13.3 miles) | |
| Shenley Hill Pit, Heath and Reach, Central Bedfordshire, Bedfordshire, England, UK | 51° 55' 51" N | 0° 39' 3" W | 21.7km (13.5 miles) | |
| Old Lodge Pit, Irchester, Wellingborough, Northamptonshire, England, UK | 52° 16' 25" N | 0° 39' 43" W | 25.9km (16.1 miles) | |
| Pitstone Quarry 2, Pitstone, Aylesbury Vale, Buckinghamshire, England, UK | 51° 49' 14" N | 0° 37' 40" W | 31.4km (19.5 miles) | |
| Pitstone Quarry 1, Pitstone, Aylesbury Vale, Buckinghamshire, England, UK | 51° 49' 17" N | 0° 38' 4" W | 31.5km (19.6 miles) | |
| Pitstone Hill Flint Mines, Pitstone, Aylesbury Vale, Buckinghamshire, England, UK | 51° 49' 1" N | 0° 37' 25" W | 31.7km (19.7 miles) | |
| Pitstone Quarry 3, Marsworth, Buckinghamshire, England, UK | 51° 49' 22" N | 0° 39' 13" W | 31.9km (19.8 miles) | |
| Pitstone Quarry SSSI, Marsworth, Buckinghamshire, England, UK | 51° 49' 14" N | 0° 38' 49" W | 32.0km (19.9 miles) | |
| College Lake chalk pit, Marsworth, Buckinghamshire, England, UK | 51° 49' 5" N | 0° 38' 50" W | 32.2km (20.0 miles) | |
| Weston Favell, Northampton, Northamptonshire, England, UK | 52° 14' 55" N | 0° 51' 23" W | 33.5km (20.8 miles) | |
| Coombs Quarry, Thornborough, Aylesbury Vale, Buckinghamshire, England, UK | 51° 59' 15" N | 0° 56' 3" W | 34.8km (21.6 miles) | |
| Colliers End, Hertfordshire, England, UK | 51° 52' 3" N | 0° 0' 37" W | 38.3km (23.8 miles) | |
| A10 bypass, Colliers End, Hertfordshire, England, UK | 51° 52' 10" N | 0° 0' 13" W | 38.5km (23.9 miles) | |
| King's Langley, Hemel Hampstead, Hertfordshire, England, UK | 51° 42' 50" N | 0° 27' 1" W | 40.8km (25.3 miles) | |
| White End Park Farm, Latimer and Ley Hill, Buckinghamshire, England, UK | 51° 41' 44" N | 0° 34' 17" W | 43.7km (27.1 miles) | |
| Cherry Hinton, Cambridge, Cambridgeshire, England, UK | 52° 11' 21" N | 0° 10' 18" E | 44.1km (27.4 miles) | |
| Stanion Lodge Ironstone Quarry, Stanion, Corby, Northamptonshire, England, UK | 52° 28' 42" N | 0° 40' 14" W | 46.7km (29.0 miles) | |
| Stanion Lane Pit, Weldon, Corby, Northamptonshire, England, UK | 52° 29' 13" N | 0° 40' 5" W | 47.6km (29.6 miles) | |
| Weldon Quarry, Weldon, Corby, Northamptonshire, England, UK | 52° 30' 9" N | 0° 37' 33" W | 48.4km (30.1 miles) | |
| Rickmansworth, Hertfordshire, England, UK | 51° 38' 20" N | 0° 28' 18" W | 49.2km (30.5 miles) | |
| Springwell Quarry, Rickmansworth, Hertfordshire, England, UK | 51° 37' 34" N | 0° 29' 45" W | 50.6km (31.5 miles) | |
| Mepal Bridge, Mepal, East Cambridgeshire, Cambridgeshire, England, UK | 52° 24' 43" N | 0° 6' 46" E | 53.1km (33.0 miles) | |
| Pinner Chalk Mine, Harrow, Greater London, England, UK | 51° 36' 11" N | 0° 23' 23" W | 53.3km (33.1 miles) | |
| Bekonscot Coal Mine (Bekonscot Model Village), Beaconsfield, Buckinghamshire, England, UK | 51° 36' 49" N | 0° 38' 41" W | 53.6km (33.3 miles) | |
| Hellfire Caves (West Wycombe Caves), West Wycombe, Buckinghamshire, England, UK | 51° 38' 45" N | 0° 48' 9" W | 54.1km (33.6 miles) | |
| Manor Farm Pit, Wendlebury, Cherwell, Oxfordshire, England, UK | 51° 52' 5" N | 1° 11' 22" W | 56.0km (34.8 miles) | |
| M40 road cutting, Wendlebury, Cherwell, Oxfordshire, England, UK | 51° 52' 8" N | 1° 11' 52" W | 56.5km (35.1 miles) | |
