| St Albans | Markyate | Potters Bar | Slip End | Hertford | Buntingford |
| London Colney | Wheathampstead | Waltham Cross | Luton | Henlow | Watford |
| Welwyn Garden City | Harpenden | Waltham Abbey | Dunstable | Knebworth | Bushey |
| Hatfield | Codicote | Rickmansworth | Toddington | Whitwell | Abbots Langley |
| Park Street | Potters Bar | Tring | Whipsnade | Hitchin | Kings Langley |
| Radlett | Enfield | Hemel Hempstead | Leighton Buzzard | Hexton | Borehamwood |
| Redbourn | Broxbourne | Berkhamsted | Barton-le-Cley | Letchworth Garden City | Welwyn |
| Sandridge | Hoddesdon | Chesham | Stevenage | Baldock | Lemsford |
| Flamstead | Barnet | Caddington | Ware | Royston | Tewin |
