| Parent | Grenda Corporation |
|---|---|
| Commenced operation | July 1950 |
| Ceased operation | January 2012 |
| Headquarters | Seaford |
| Service area | South Eastern Melbourne |
| Service type | Bus & coach operator |
| Routes | 18 |
| Hubs | Centro Karingal |
| Fleet | 106 (May 2014) |
| Website | www.grenda.com.au |
Peninsula Bus Lines was a bus and coach operator in Melbourne, Australia. As a Melbourne bus company, it operated 18 bus routes under contract to the Government of Victoria. A subsidiary of Grenda Corporation, it was purchased by Ventura Bus Lines in January 2012.