Ayot St Lawrence, Ayot St Peter, Bayford, Brickendon, Bricket Wood, Bricketwood, Brookmans Park, Childwickbury, Chiswell Green, Colney Heath, Colney Street, Digswell, Essendon, Flamstead, Gorhambury, Harpenden, Hatfield, Hertford, Jersey Farm, Lemsford, London Colney, Markyate, Marshalswick, Napsbury, Newgate Street Village, North Mymms, Oaklands, Park St, Porters Wood, Potters Crouch, Rabley Heath, Redbourn, Sandridge, Smallford, St Albans, St. Albans, Tewin, Tyttenhanger, Ware, Welwyn, Welwyn Garden City, Wheathampstead
AL1, AL2, AL3, AL4, AL5, AL6, AL7, AL8, AL9, AL10, SG12, SG13, SG14