The HP23 5 postcode sector stands on the Buckinghamshire and Hertfordshire border in the East of England.
HP23 5 is a postcode sector within the HP23 postcode district which is within the HP Hemel Hempstead postcode area.
The Royal Mail delivery office for the HP23 5 postal sector is the Tring Delivery Office.
The area of the HP23 5 postcode sector is 5.53 square miles which is 14.34 square kilometres or 3,542.31 square acres.
Waterways within the HP23 5 postcode sector include the Grand Union Canal - Wendover Arm and Grand Union Canal
The HP23 5 postcode sector is crossed by a railway.
The Chilterns area of outstanding natural beauty covers part of the HP23 5 postcode district.
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