- Margaret E. Heggan Library
- 606 Dealsea Dr, Sewell, New Jersey, 08080
- McCowan Memorial Library
- 15 Pitman Ave, Pitman, New Jersey, 08071
- Mercer County CASA office
- 1450 Parkside Ave, Ste 22, Ewing, NJ, 08638
- Mercer County Library
- 61 Scotch Rd, Ewing, New Jersey, 08638
- Mercer County Library: Hickory Corner Branch
- 138 Hickory Corner Rd, East Windsor, New Jersey, 08520
- Mercer County Library: Lawrence Headquarters Branch
- 2751 Brunswick Pike, Lawrence Township, New Jersey, 08648
- Mercer County Library: West Windsor Branch
- 333 N Post Rd, Princeton Junction , New Jersey, 08550
- Mercer County Office
- 1450 Parkside Ave., Ewing, NJ, 08638
- Millville Public Library
- 210 Buck St, Millville, NJ, 08332
- Mosaic Family Success Center
- 110 High St E, Glassboro, NJ, 08028
