OL postcode area

Postcode area within the United Kingdom

The OL postcode area, also known as the Oldham postcode area, is a group of sixteen postcode districts in north-west England, within seven post towns. These cover northeast Greater Manchester (Oldham, Rochdale, Ashton-under-Lyne, Heywood and Littleborough), and small parts of east Lancashire (Bacup) and West Yorkshire (Todmorden).