See websites for how to contact info

US Senate Jeff Merkley - (D)
313 Hart Senate Office Building Washington DC 20510
Local: 503-326-3386
DC: 202-224-3753
https://www.merkley.senate.gov
https://www.merkley.senate.gov/contact

US Senate Ron Wyden - (D)
221 Dirksen Senate Office Building Washington DC 20510
Local: 503-326-7525
DC: 202-224-5244
https://www.wyden.senate.gov
https://www.wyden.senate.gov/contact

US House of Representatives Earl Blumenauer (D)
Party: Democratic Party
District: Congressional District 3
Local: 503-231-2300
DC: 202-225-4811
https://blumenauer.house.gov/