Spain postcode area
ES 21
The ES 21 postcode zone is centred around Huelva. It represents 158 postcode-locality records in the source data.
Open on map ES21
REFERENCE CENTRE37.6566, -6.7683
The reference centre is calculated from available postcode locations and is not an official administrative boundary.
CountrySpain (ES)
Postcode prefix21
Reference localityHuelva
Map queryES21
Using ES 21 in logistics
Freight planners commonly use leading postcode characters to describe a broad collection or delivery area. The ES 21 prefix gives a quick geographic reference around Huelva, 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.