WD18 is located in the county of
Three Rivers, Hertfordshire · England
Hertfordshire 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 Hertfordshire. This is the ceremonial/geographic county for postcode WD18.
Your council tax is collected by Three Rivers, which is the local authority within Hertfordshire. 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 WD18, use Hertfordshire.
Postcode WD18 is in Three Rivers, which is the local authority (council) that provides your day-to-day services such as waste collection, planning permission, and housing. Three Rivers sits within the ceremonial county of Hertfordshire, which is the geographic county used on official forms, passport applications, and formal addresses.
In short: Three Rivers is your council; Hertfordshire is your county. When forms ask for "county", enter Hertfordshire.
WD18 is in Hertfordshire, England.
WD18 is in Three Rivers.
For postcode WD18, enter Hertfordshire as your county on official forms, passport applications, and formal addresses.
Postcode WD18 is served by Three Rivers, a local authority within Hertfordshire. 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 Hertfordshire can help if the postcode is unclear or on forms that require it.
Hertfordshire is a ceremonial county, one of 46 ceremonial counties in England headed by a Lord Lieutenant.