Alpha Numeric Route numbers

A new Road Numbering System
The NSW Government has made significant improvement to how motorists can find their way across NSW. Transport for NSW has implemented a new system of alpha-numeric route numbering. This dataset provides you with the important changes to NSW, and additional information regarding the program. Route numbers and road names
The existing 'shield' route markers have been replaced with a combination of a letter - either an M (motorway), A (route of national significance) or B (route of state significance) - and a number from 1 to 99. NSW Route Number Map

Data and Resources

Additional Information

Field Value
Published (Metadata Record) 02/03/2026
Last updated 03/03/2026
Organisation Australian Federal Government
License Creative Commons Attribution 4.0 International
Update Frequency Unknown