AMBIT ENERGY AMBIT ENERGY IS A RIP-OFF! ! ! Dallas Texas AMBIT ENERGY 1801 North Lamar Street, Suite 200, Dallas, Texas Nationwide 75202 U.S.A. Phone: 877-282-6248 Web Address: Ambit Energy has one of the lousiest customer service departments I have every expreienced. Ambit Energy improperly overbilled us. When calling in to speak with a customer service agent (the first time) to resolve the issue; I was placed on hold for more than 45 minutes. When a person finally did anshwer, I was told I was at the wrong department. When... read full review »