TAP will make it easier for commuters, including people with a disability, to access services.

Local businesses and suppliers are also being encouraged to help design and build these upgrades to improve accessibility and safety.

Minister for Regional Transport and Roads Paul Toole said businesses should register their interest "to help design and build the next round of upgrades".

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"We've already seen more than $2 billion committed to TAP upgrades since 2011, with more than 470 projects either completed or currently underway across NSW," Mr Toole said.

"Now we're planning for a further nine at Casino, Dubbo, Grafton, Griffith, Gunnedah, Narrabri, Moree, Queanbeyan and Taree, which will create 450 jobs.

"That's about $23 million directly back into those local economies, which will make a real difference during these challenging times."

Mr Toole said a variety of goods, services and materials were being sought for the upgrades, and hoped that locals would get involved.

TAP upgrades aim to deliver accessible, modern, and integrated transport infrastructure through things like:

For more information, join the Transport for NSW project team at the online information session for local suppliers on September 29.

Register attendance to the online session at https://www.transport.nsw.gov.au/projects/current-projects/tap-3