Route:
551 Heidelberg - La Trobe University
- Choose your direction:
 - to Heidelberg
 - to La Trobe University
 
551 to Heidelberg
No scheduled service for the 551 to Heidelberg at this time.
- La Trobe University (Bundoora) 
 - La Trobe Uni Jenny Graves Building/Science Dr (Bundoora) 
 - Kingsbury Dr/Waterdale Rd (Bundoora) 
 - Crissane Rd/Waterdale Rd (Heidelberg West) 
 - Percy St/Waterdale Rd (Heidelberg West) 
 - Ramu Pde/Waterdale Rd (Heidelberg West) 
 - Marie Ave/Collins St (Heidelberg Heights) 
 - McEwan Rd/Collins St (Heidelberg Heights) 
 - Outhwaite Rd/McEwan Rd (Heidelberg West) 
 - Dennis St/Lawson Pde (Heidelberg Heights) 
 - Bamfield Rd/Southern Rd (Heidelberg Heights) 
 - Porter Rd/Southern Rd (Heidelberg Heights) 
 - Invermay Gr/Waiora Rd (Rosanna) 
 - Lower Plenty Rd/Waiora Rd (Rosanna) 
 - St Hellier St/Upper Heidelberg Rd (Heidelberg Heights) 
 - Darebin St/Upper Heidelberg Rd (Heidelberg) 
 - Martin St/Burgundy St (Heidelberg) 
 - Austin Hospital/Burgundy St (Heidelberg) 
 - Heidelberg Station/Yarra St (Heidelberg) 
 
551 to La Trobe University
No scheduled service for the 551 to La Trobe University at this time.
- Heidelberg Station/Yarra St (Heidelberg) 
 - Studley Rd/Burgundy St (Heidelberg) 
 - Austin Hospital/Burgundy St (Heidelberg Heights) 
 - Thames St/Upper Heidelberg Rd (Heidelberg Heights) 
 - St Hellier St/Upper Heidelberg Rd (Heidelberg Heights) 
 - Churchill St/Waiora Rd (Heidelberg Heights) 
 - Invermay Gr/Waiora Rd (Heidelberg Heights) 
 - Porter Rd/Southern Rd (Heidelberg Heights) 
 - Bamfield Rd/Southern Rd (Heidelberg West) 
 - Dennis St/Lawson Pde (Heidelberg Heights) 
 - Outhwaite Rd/McEwan Rd (Heidelberg Heights) 
 - Collins St/McEwan Rd (Heidelberg Heights) 
 - Marie Ave/Collins St (Heidelberg Heights) 
 - Ramu Pde/Waterdale Rd (Heidelberg West) 
 - Beatrice Ave/Waterdale Rd (Heidelberg West) 
 - Crissane Rd/Waterdale Rd (Heidelberg West) 
 - Kingsbury Dr/Waterdale Rd (Bundoora) 
 - La Trobe Uni Jenny Graves Building/Science Dr (Bundoora) 
 - La Trobe University (Bundoora)