Allastone, Lydney, GL15 4EY

Allastone, Lydney sits in the GL 15 postcode district, part of the larger GL postcode area that covers most of Gloucestershire and a small part of south‑east Wales. The GL postcode area is a group of 27 districts, including towns such as Gloucester, Cheltenham, Stroud, Cirencester, Tewkesbury and many others. It also reaches into small sections of Herefordshire, Worcestershire, Warwickshire, Oxfordshire and Wiltshire, with the GL16 district extending across the Welsh border into a small part of Monmouthshire. Allastone, Lydney is therefore situated within this extensive network of post towns and districts, giving it a clear postal identity within the south‑west region of England. The locality shares its postal designation with nearby settlements and benefits from the administrative and logistical framework of the Gloucester postcode area.