Mercer County repeaters used for public service operations:
- W2MER, Mercer Emergency Radio Club 147.105 (+0.600, PL 123.0)
- NJ2EM, NJ Office of Emergency Management 224.320 (-1.600, PL 67.0)
- N2RE, David Sarnoff Radio Club 146.46 (+1.000, PL 131.8)
- W2ZQ, Delaware Valley Radio Association, 146.670 (-0.600, PL 131.8)
ARES Simplex Frequency: 147.555
ARES - Mercer County NJ 