Just Energy license numbers: gas GSL-0116 and electricity: ESL-0446. Just Energy offers service in PSEG and JCPL utilities. Just Energy offers budget billing with a true-up at least once every 12 months. Just Energy does not guarantee savings as compared to the Utility. Please call 1-866-587-8674 or visit www.justenergy.com/new-jersey to obtain detailed information on pricing.