The CO9 1 Halstead Postcode Sector
The CO9 1 postcode sector is within the county of Essex in the East of England.
CO9 1 is a postcode sector within the CO9 postcode district which is within the CO Colchester postcode area.
The Royal Mail delivery office for the CO9 1 postal sector is the Halstead Delivery Office.
The area of the CO9 1 postcode sector is 10.85 square miles which is 28.10 square kilometres or 6,943.61 square acres.
Waterways within the CO9 1 postcode sector include the River Colne and Bourne Brook
Map of the CO9 1 Postcode Sector
Explore the co9 1 postcode sector by using our free interactive map.