- Welcome to Newburyport Assembly of God 447 Merrimac St. Newburyport, MA 01950-1847 USA 508-462-9833off 465-8445fax Staff / Leaders Pastor Russell Witkowski Send an Email... Weekly Schedule Christian Education Sundays at 9:30 am Worship Service Sundays at 10:30 am Evening Study Sundays at 6:00 pm Focused Ministry Night Wed at 7:00 pm Youth Fridays at 7:00 pm Prayer on 4th Friday 7:00 pm Who we ...www.netministries.org/see/churches/ch00836