Washington Federal Address: 3000 Airport Way, Klamath Falls, OR 97603 Phone: (541) 273-2607 Banks, Loans Other Businesses: Washington Federal at 3808 Brooke Dr, Klamath Falls, OR 97603 Umpqua Dairy Products Co at 3100 Hilyard Ave, Klamath Falls, OR 97603 Chase Bank at 2885 S 6th St, Klamath Falls, OR 97603 WELLS FARGO BANK at 2809 S 6TH ST, KLAMATH FALLS, OR 97603