Avista Utilities is a part of the Avista Corporation, a largest maker, supplier and transmission of the electricity and natural gas based in America. Avista Utilities was created in the year of 1889 by the Avista Corporation which provides energy services to approximately 600,000 natural gas and electric clients in northern Idaho, eastern Washington and some areas of eastern and southern Oregon with more than 1,500 employees. The company main office is situated in Spokane, Washington, United States. Today, it is providing energy solutions to the various clients including industrial, commercial, residential and business. The postal and official address, email address and phone number (helpline) of Avista Utilities service center and Avista Utilities customer service number is given below. The helpline of Avista Utilities customer service number may or may not be toll free. The contact detail like customer care phone number of Avista Utilities is +1-800-227-9187, 800-227-9187, 800-936-6629 and the address means physical operational location of Avista Utilities customer service number is MSC-34, PO Box 3727, Spokane, WA 99220-3727, United States. The website www.avistautilities.com where you can get more detail about Avista Utilities customer service number. The email address email@example.com on which you can send email to Avista Utilities customer service number for further enquiry.
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