New Jersey allows third-party supply, but residential savings are inconsistent. PSE&G, JCP&L, Atlantic City Electric, and Rockland Electric all have default 'Basic Generation Service' set by auction, which has historically been hard to beat. Approach with the same caution as NY and MA.
Check your current BGS rate — it resets June 1 each year.
Use the BPU shopping tool to compare.
Only consider fixed-rate, fixed-term plans with no fees.
Re-shop annually around BGS reset.
When you switch suppliers, your delivery utility doesn't change — they still maintain the wires and respond to outages. Only the energy charge on your bill changes.