CUPE 1123 represents the library workers in the following locations:
- Armstrong, BC
- Cherryville, BC
- Falkland, BC
- Golden, BC
- Hedley, BC
- Kelowna, BC ( locations at Headquarters building, UBCO, Kelowna Downtown Branch, West-Kelowna Branch, West Side Learning Lab, Mission Branch, Rutland Branch)
- Keremeos, BC
- Kaleden, BC
- Lake Country, BC
- Lumby, BC – NEW!
- Naramata, BC – NEW!
- North Shuswap, BC
- Okanagan Falls, BC
- Oliver, BC
- Osoyoos, BC
- Peachland, BC
- Princeton, BC
- Salmon Arm, BC
- Sicamous, BC
- Silver Creek, BC
- South Shuswap, BC
- Vernon, BC
Current Number of Unionized Branches in the Okanagan Regional Library System: 25/30