01773 712265 comments & suggestions about the xprss bus service comments & suggestions about this website Trent Barton, Mansfield Road, Heanor, Derbyshire, DE75 7BG visit the trent barton website Registered in England - Trent Motor Traction Company Limited - Reg. No. 131912 and Barton Buses Limited - Reg. No 2347412. Registered office: Mansfield Road, Heanor, Derbyshire. DE75 7BG.