Premier Members Credit Union - North Main Share: Credit Unions Premier Members Credit Union - North Main Visit Website 2142 N. Main St. Longmont, CO 80501 303-834-0282 303-657-7356 (fax) www.premiermembers.org About Map About Local, not-for-profit cooperative financial institution with the emphasis on people, not profits. Free financial-literacy advice. What's Nearby? Distance: 5 10 15 20 25 50 mi.