Greylock Federal Credit Union Banks Visit Website Request Info 250 Stockbridge Road Great Barrington, MA 01230 413-644-9234 (800) 207-5555 413-528-4255 (fax) www.greylock.org LinkedIn Facebook Twitter Instagram Hours: Lobby hours: M-F 8:30-5:00 Sat 8:30-12:30 Drive-Up: M-F 8:30-4:00 Sat 8:30-12:30 About Us Exceptional personal, business, online, mobile and telephone banking services. Full service lending for mortgages, auto, business and VISA. About Highlights Media Map About Exceptional personal, business, online, mobile and telephone banking services. Full service lending for mortgages, auto, business and VISA. Highlights Competitive Auto Loan RatesGreat Mortgage RatesChecking Accounts to fit your lifestyleThe Area's Best Business Banking TeamBecome a Member today! Media What's Nearby? Distance: 5 10 15 20 25 50 mi.