Germany postcode area
DE 51
The DE 51 postcode zone is centred around Köln. It represents 112 postcode-locality records in the source data.
Open on map DE51
REFERENCE CENTRE50.9645, 7.0564
The reference centre is calculated from available postcode locations and is not an official administrative boundary.
CountryGermany (DE)
Postcode prefix51
Reference localityKöln
Map queryDE51
Using DE 51 in logistics
Freight planners commonly use leading postcode characters to describe a broad collection or delivery area. The DE 51 prefix gives a quick geographic reference around Köln, 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.