United Kingdom postcode area
GB 04
The GB 04 postcode zone is centred around London. It represents 995 postcode-locality records in the source data.
Open on map GB04
REFERENCE CENTRE52.3833, -2.2374
The reference centre is calculated from available postcode locations and is not an official administrative boundary.
CountryUnited Kingdom (GB)
Postcode prefix04
Reference localityLondon
Map queryGB04
Using GB 04 in logistics
Freight planners commonly use leading postcode characters to describe a broad collection or delivery area. The GB 04 prefix gives a quick geographic reference around London, while the interactive map helps teams compare it with other European regions.
Always confirm the complete postcode, street and delivery address before pricing, routing or dispatching a vehicle. Prefix zones are planning references and may not follow administrative boundaries.