Since its inception in 1941 the Coulee Dam Federal Credit Union has been serving its members in the COULEE DAM, Washington area with exceptional financial products. You can find their current interest rates on used car loans, new car loans, 1st mortgage loans and interest rates on both fixed and adjustable mortgages here on these pages. Currently led by COLLEEN MANLEY, the Coulee Dam FCU has grown its membership to over 14,047 with assets of more than $135,645,483. They have a main office and 7 branch offices.