Pomeroy City Of--city Clerks Office 80 7th St Pomeroy, WA 99347 Phone : (509) 843-1601 Business Category Government Offices-City Village & Twp Associations Chambers Of Commerce Government Offices State & Local Government Offices & Public Schools Pomeroy Treasurer 80 7th St Pomeroy, WA 99347 Phone : (509) 843-1601 Business Category Public Finance Taxation & Monetary Policy Government Offices & Public Schools