Greylock · Williamstown, MA
Williamstown
Branch Office operated by Greylock at 455 Main St, Williamstown, MA.
- Street address
- 455 Main St
- City
- Williamstown, MA
- County
- Berkshire
- ZIP code
- 01267
- Service type
- Branch Office
- Phone
- 4134584441
- Hours
- Lobby Hours:Monday-Friday: 9:00am-4:00pmDrive-Up Hours:Monday-Friday: 8:30am-5:00pmSaturday: 8:30am-12:30pm
- Services
- ATM, Drive-through, Shared branching, Member services
- Institution
- Greylock Credit union
Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026