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Addresses in AddressBase Premium


changes synchronised every 6 weeks

Access address and street services

Address (NLPG) Search

Service to search for a specific location or address

Address Custodian COU reports

View your COU report

NSG user account

NSG User Account registration for Highway authorities and statutory users of NSG/ASD

SWA Code registration

Registration for an SWA org code for a statutory utility

Roads classification PRN form

Road classification and notification of changes to the of the Primary Route Network

SWA codes download

Street Works Register - Data Capture Codes

Streetworks signposting service

Making streetworks information more accessible for the general public and other interested parties

Address Custodian FTP site

Access the FTP site to upload your files

NSG contractors registration

Registration form for employees of contractors carrying out work on behalf of an Organisation

Download NSG data

Registration to download NSG data

From Local Land and Property Gazetteers to the National Address Gazetteer


March 2017 NSG Edition is now available

The March 2017 Edition is now available to download



Understanding local populations between censuses

Knowing the characteristics of the entire population is key for the development of public policy. The decennial census provides a snap-shot of all people and households in a particular area and has a direct bearing on the government support that councils receive to fund public services.



New GeoPlace website services area - launched today

We are delighted to announce that today we are launching a new part of our website offering significant upgrades to our online services.



Addressing highlighted in Local Digital Transformation event

UKAuthority's Local Digital Transformation events, hosted in association with Microsoft, provided an opportunity to hear from local authorities and technology experts on the digital transformation trail, through presentations, live demonstrations and technology showcases in London and Manchester.