Maps and map data

The division is responsible for updating and administering the national map databases N50-N5000 Map Data, the topographical national map series Norway 1:50 000, nationwide terrain models and coordination and operation of the National Programme for Orthophotography.

The division also manages historical mapping, aerial photography materials and operates a registry of air traffic obstacles.

Ten regional offices

The Land Mapping Division is based at the Norwegian Mapping Authority’s headquarters in Hønefoss, but also has twelve regional offices, ranging from Kristiansand in the south to Tromsø in the north.

The regional offices coordinate work on geographical information which is provided locally by the various municipalities and public agencies.


The Land Mapping Division plays an important role in regard to coordinating and facilitating work on planning, area, environmental and community information at both national and regional levels. This is a partnership between the municipalities, regions and other public operators.