| Rank | Abbreviation | Meaning |
|---|
| ***** | GPBC | Germ Plasm-Bearing Cells
| |
| ***** | GPBC | Green Party of Butte County
| |
| **** | GPBC | Great Plains Balloon Club
| |
| **** | GPBC | Green Point Baptist Church
| |
| **** | GPBC | Greater Progressive Baptist Church
| |
| **** | GPBC | Grizzly Peak Brewing Company
| |
| **** | GPBC | Grand Prairie Baptist Church
| |
| **** | GPBC | Golden Plains Baptist Church
| |
| **** | GPBC | Global Private Banking Centre
| |
| *** | GPBC | Good People Brewing Company
| |
| *** | GPBC | Gazetteer of Papyri in British Collections
| |
| *** | GPBC | Great Picture Books for Children
| |
| *** | GPBC | Golden Panther Booster Club
| |
| *** | GPBC | Grande Prairie Bison Company
| |
| ** | GPBC | Green Party of British Columbia
| |
| ** | GPBC | Greater Portland Bible Church
| |
| ** | GPBC | Green Party Black Caucus
| |
| ** | GPBC | Great Plains Bicycling Club
| |
| ** | GPBC | Gloucester Place Baptist Church
| |