United Bank has taken over six Wesbter Bank branches it bought from Webster back in May. The locations, including the West Springfield branch at 50 Elm St., the Springfield branch at 1355 Boston Road and an East Longmeadow branch at 62 Center Square, officially became United Bank branches Oct. 9. Signs were changed. The other branches were Waterford and Groton in Connecticut and Westerly, Rhode Island. The bank converted customer accounts over Columbus Day weekend. United’s branches at 95 Elm St., West Springfield, 459 Main St. in Indian Orchard and 94 Shaker Road in East Longmeadow have all closed.