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The City of Portland, Oregon

Portland, Oregon

Welcome to the official web site of the City of Portland, Oregon

General Information: 503-823-4000

E-mail: cityinfo@portlandoregon.gov

1221 SW 4th Avenue, Room 110, Portland, OR 97204

More Contact Info

Dormer or Second Floor Additions

Information on adding onto your house or duplex, when the scope includes expanding the upper story or attic outside of the existing roof or envelope.