Transbay Terminal Is a Bus Terminal 5 local muni can be found. There are 2 Bus stops. 
Muni Routes
2 Market         Transbay Term
3 Glencia        Market + Sansome
6 Riverside      Transbay Term
7 Bloxburg      Transbay Term
21 Bloxyacres  Transbay Term
41 Union   Howard + Main
47 Van ness    Transbay Term (back side)
71 Bloxburg/Coeptus  (Back side)
Transbay Terminal is located on Union st.
Look at map for more details.