Utilities in Washington State have employed advanced meters for over a decade. The following Washington utilities have either installed an advanced meter system or are in the process of doing so:
- Avista Corporation
- Benton Public Utility District
- Big Bend Electric Cooperative
- Chelan Public Utility District
- City of Seattle
- City of Tacoma
- Clallam Public Utility District
- Clearwater Power Company
- Columbia Rural Electric Association
- Cowlitz Public Utility District
- Ferry Public Utility District
- Franklin Public Utility District
- Grant Public Utility District
- Grays Harbor Public Utility District
- Inland Power and Light
- Kootenai Electric Cooperative
- Lakeview Light and Power
- Mason 3 Public Utility District
- Pacific County Public Utility District
- Peninsula Light Company
- Puget Sound Energy
- Okanogan Public Utility District
- Orcas Power and Light
- Seattle City Light
- Tacoma Power
- Tanner Electric Cooperative
Advanced meters are becoming the standard across the country. In 2020, U.S. electric utilities had about 107 million advanced metering infrastructure (AMI) installations accounting for over 70% of all customers.