Contact The fastest way to contact Coastal HVAC is to leave a message at (207) 956-0393 ***EMERGENCY SERVICE AVAILABLE*** Get in Touch garett@coastalmainehvac.com (207) 956-0393 Yelp Instagram Facebook Submit an Inquiry Request service here and we’ll try to get back to you within one business day. Emergency service, non-emergency service and sales. Name(required) Email(required) Phone #(required) Town/City(required) Message(required) Submit Δ