Puttenham
HP23 4 – Dacorum District, Hertfordshire
HP23
St Leonards
HP23 6 – Chiltern District, Buckinghamshire
Upper Dunsley
HP23 5 – Dacorum District, Hertfordshire
Cholesbury
HP23 6 – Chiltern District, Buckinghamshire
West Leith
HP23 6 – Dacorum District, Hertfordshire
Wilstone
HP23 4 – Dacorum District, Hertfordshire
Bulbourne
HP23 5 – Dacorum District, Hertfordshire
Astrope
HP23 4 – Dacorum District, Hertfordshire
Barley End
HP23 5 – Aylesbury Vale District, Buckinghamshire
Pitstone Hill
HP23 5 – Aylesbury Vale District, Buckinghamshire