Spain postcode area
ES 31
The ES 31 postcode zone is centred around Pamplona/Iruña. It represents 926 postcode-locality records in the source data.
Open on map ES31
REFERENCE CENTRE42.8167, -1.6647
The reference centre is calculated from available postcode locations and is not an official administrative boundary.
CountrySpain (ES)
Postcode prefix31
Reference localityPamplona/Iruña
Map queryES31
Using ES 31 in logistics
Freight planners commonly use leading postcode characters to describe a broad collection or delivery area. The ES 31 prefix gives a quick geographic reference around Pamplona/Iruña, 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.