Clerk To The Board
Phone: (609) 989-6584

Consumer Affairs
Phone: (609) 989-6671

Corrections
Phone: (609) 583-3545

County Adjuster
Phone: (609) 989-6664

County Counsel
Phone: (609) 989-6511

Cultural and Heritage
Phone: (609) 278-2712

Dempster Fire Service Training Center
Phone: (609) 799-3245

Economic Development and Sustainability
Phone: (609) 989-6555

Extension Services
Phone: (609) 989-6830

Gang Prevention & Intervention Task Force
Phone: (609) 989-6966

Housing & Community Development
Phone: (609) 989-6858

Human Services
Phone: (609) 989-6526

Inspector General
Phone: (609) 278-8084

Library System
Phone: (609) 989-6917

Mercer County Community College
Phone: (609) 586-4800

Mercer County Connection
Phone: (609) 890-9800

One-Stop Career Center
Phone: (609) 989-6523

Personnel
Phone: (609) 989-6676

Planning
Phone: (609) 989-6545

Public Safety & Emergency Management
Phone: (609) 799-8868

Purchasing
Phone: (609) 989-6710

Shared Services
Phone: (609) 989-6722

Superintendent of Elections
Phone: (609) 989-6750

Superintendent of Schools
Phone: (609) 588-5877

Taxation
Phone: (609) 989-6704

Technical Schools
Phone: (609) 586-2129

Transportation and Infrastructure
Phone: (609) 989-6629

- Trenton/Mercer Airport
Phone: (609) 882-1601
- Engineering
Phone: (609) 989-6600
- Highways
Phone: (609) 530-7510
- Mosquito Control
Phone: (609) 530-7501
- T.R.A.D.E
Phone: (609) 530-1971

Veteran Services
Phone: (609) 989-6120

Weights & Measures
Phone: (609) 989-6875

Wildlife Center
Phone: (609) 883-6606