Thatcham railway station serves the town of Thatcham in Berkshire, England. It is 49 miles 45 chains (49.56 mi; 79.8 km) measured from the zero point at London Paddington. It is served by Great Western Railway local services between Reading and Newbury and Bedwyn. It was served before privatisation by Network SouthEast and from 1996 until 2004 by Thames Trains. A limited semi-fast service between London and Exeter St Davids, Westbury, Taunton, Frome and Penzance also calls.