The B postcode area, also known as the Birmingham postcode area, is a group of 79 postcode districts in central England, within 15 post towns. These cover the central portion of the West Midlands, plus northeast Worcestershire, north and west Warwickshire, and part of southeast Staffordshire and a very small part of Leicestershire. It is the most populated postcode area in the United Kingdom, with a population of over 1.9 million.

Alcester is a market town and civil parish in the Stratford-on-Avon District in Warwickshire, England. It is 8 mi (13 km) west of Stratford-upon-Avon, and 7 miles south of Redditch. The town dates back to the times of Roman Britain and is located at the junction of the River Alne and River Arrow.