The MK postcode area, also known as the Milton Keynes postcode area,[2] is a group of 26 postcode districts in England, within five post towns.
These cover north Buckinghamshire (including Milton Keynes, Buckingham, Newport Pagnell and Olney), west and north Bedfordshire (including Bedford) and very small parts of Northamptonshire, Oxfordshire and Cambridgeshire.
The approximate coverage of the postcode districts: