A to Z Heating and Cooling » GRCC Members Go back to directory. Add to Address Book. A to Z Heating and Cooling A to Z Heating and Cooling Work 24614 Van Born Rd. Dearborn Heights MI 48125 work Work Phone: 313-291-8200work Work Fax: 313-291-4120workfax Work Email: bconnick@atozheating.comINTERNET Website: A to Z Heating and Cooling Categories: Home Repair Updated 2 years ago.