A further two buses (which included the last articulated bus) were withdrawn without replacement prior to CDC Northern Territory taking control of the Stuart Park Depot in 2022.

A pair of Mercedes-Benz OH1830LE buses, which had previously been used by Buslink-Vivo, were also based at Stuart Park depot but were mostly utilised for charter work.

As of December 2022, CDC Northern Territory now operates 192 buses in the Greater Darwin area, and an additional 16 in Alice Springs.

All Darwinbus services are now exclusively operated by Mercedes-Benz OC500LE buses with a mix of Volgren and Custom Coaches bodywork.

[22] CDC Northern Territory has announced plans to introduce nine Volvo Hybrid Buses to the fleet during the present six-year contract, although a timeframe for their introduction has not yet been made public.

Connects with OL1 & OL2 at Palmerston: Departs 3-5mins after their arrival, and returns about 3mins prior to departure Clockwise circular service with limited stops, via Bakewell, Roseberry, Bellamack, Moulden and Driver.

Operates as "hail and ride" in the rural area Combines parts of 445 & 446, while linking Humpty Doo, Coolalinga and Palmerston.