Walthamstow
Barnet
Potters Bar
Hertford
Stevenage
Hatfield
Hatfield
Hoddesdon
Hemel Hempstead
Hemel Hempstead
Stevenage
Stevenage
Luton
Luton
Hatfield
Barnet
Watford
Pinner
Pinner
Pinner
Watford
Watford
St. Albans
St. Albans
Welwyn Garden City
Hemel Hempstead
Woodford Green
Edgware
Borehamwood
Borehamwood
Stevenage
Luton
Stevenage
Hatfield
Potters Bar
Watford
Hatfield
Barnet
St. Albans
Hemel Hempstead