Electricity & Gas – There are two main companies in Green Brook that provide these services, PSE&G and JCP&L. PSE&G can be contacted at 1(800) 436-PSEG (7734), and JCP&L can be contacted at 1(800) 662-3115.
Water – In Green Brook there is only one water supply company, New Jersey American Water. NJ American Water can be contacted at 1(800) 272-1325.
Cable & Internet – The main provider of these services is Cablevision/Optimum, which can be reached at 1(800) 877-8849. While Cablevision/Optimum is the main service provider in Green Brook, it could be worth contacting other service providers as well.