Stevenage
- Knebworth (1 event)
- Hitchin (6 events)
- Hatfield (4 events)
- Harpenden (2 events)
- Luton (4 events)
- Barton (8 events)
- Harlow (1 event)
- Watford (1 event)
- Comberton (2 events)
- Harrow (1 event)
- Bedford (22 events)
- Rickmansworth (1 event)
- London (1370 events)
- London Camden (2 events)
- Hammersmith (1 event)
- Cambridge (47 events)