CM18 is located in the county of
Harlow, Essex · England
Essex is a ceremonial county in England. As a ceremonial county, it is headed by a Lord Lieutenant who serves as the Sovereign's representative.
When asked for your county on official forms (passport applications, DVLA, HMRC), enter Essex. This is the ceremonial/geographic county for postcode CM18.
Your council tax is collected by Harlow, which is the local authority within Essex. Contact your local council for billing enquiries.
Royal Mail considers the county optional in postal addresses — the postcode is sufficient for delivery. However, many forms and databases still require a county. For CM18, use Essex.
Postcode CM18 is in Harlow, which is the local authority (council) that provides your day-to-day services such as waste collection, planning permission, and housing. Harlow sits within the ceremonial county of Essex, which is the geographic county used on official forms, passport applications, and formal addresses.
In short: Harlow is your council; Essex is your county. When forms ask for "county", enter Essex.
CM18 is in Essex, England.
CM18 is in Harlow.
For postcode CM18, enter Essex as your county on official forms, passport applications, and formal addresses.
Postcode CM18 is served by Harlow, a local authority within Essex. Contact them for council tax, planning, and local services.
Yes. Royal Mail states that the postcode is the essential element for delivery — county is not required. However, including Essex can help if the postcode is unclear or on forms that require it.
Essex is a ceremonial county, one of 46 ceremonial counties in England headed by a Lord Lieutenant.