| Abbreviation | Definition |
|---|---|
| PBCB | Pensacola Bay Concert Band |
| PBCI | Poarch Band of Creek Indians |
| PBF | Pretty Boy Floyd |
| PBNJ | Partial Band Noise Jammers |
| PBNJ | Partial Band Noise Jamming |
| PBO | Philharmonia Baroque Orchestra |
| PBO | Philosophy Blues Original |
| PBO | Portland Baroque Orchestra |
| PBOE | Per Band Optical Equalizer |
| PBQ | Prism Brass Quintet |
| PBR | People's Blues of Richmond |
| PBS | Penderwheel Bloodthirst And Stars |
| PBSO | Passamaquoddy Bay Symphony Orchestra |
| PBTDL | Paradise by the Dashboard Light (Meatloaf song) |
| PBW | Path Band Width |
| PBY | Progressive Band Yes |
| PBZ | Problem BoyZ |
| PC | Polyphonic Collection |
| PCCO | Pictou County Community Orchestra |
| PCCO | Professional Cultural Centre Orchestra |