RTN Federal Credit Union Address: 19 Haverhill Rd, Amesbury, MA 01913 Phone: (978) 388-0961 Banks Other Businesses: Provident Bank at 5 Market St, Amesbury, MA 01913 Newburyport Five Cents Savings at 40 Friend St, Amesbury, MA 01913 Newburyport Five Cents Savings at 43 Main St, Amesbury, MA 01913 Provident Bank at 1 Haverhill Rd, Amesbury, MA 01913