State and Regional Taxes Oregon Department of Revenue
Address: 955 Center St. NE - Salem, OR 97301
Tel: (503) 378-4988
Toll Free: 1-800-356-4222
TTY: 1-800-886-7204
Fax: 503-945-8738
Email: questions.dor@state.or.us
URL: http://egov.oregon.gov/DOR
Federal Taxes
Internal Revenue Service (IRS) Portland Office
Address: 100 SW Main Street, Portland, OR 97204
Tel: 503-415-7361
Toll Free: 1-800-829-4933
URL: www.irs.gov