Romania postcode area
RO 31
The RO 31 postcode zone is centred around Arad. It represents 690 postcode-locality records in the source data.
Open on map RO31
REFERENCE CENTRE46.1833, 21.3167
The reference centre is calculated from available postcode locations and is not an official administrative boundary.
CountryRomania (RO)
Postcode prefix31
Reference localityArad
Map queryRO31
Using RO 31 in logistics
Freight planners commonly use leading postcode characters to describe a broad collection or delivery area. The RO 31 prefix gives a quick geographic reference around Arad, 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.