Iceland postcode area
IS 31
The IS 31 postcode zone is centred around Borgarnesi. It represents 2 postcode-locality records in the source data.
Open on map IS31
REFERENCE CENTRE64.5383, -21.9206
The reference centre is calculated from available postcode locations and is not an official administrative boundary.
CountryIceland (IS)
Postcode prefix31
Reference localityBorgarnesi
Map queryIS31
Using IS 31 in logistics
Freight planners commonly use leading postcode characters to describe a broad collection or delivery area. The IS 31 prefix gives a quick geographic reference around Borgarnesi, 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.