Search for: 531 Speedwell Ave, Morris Plains, NJ 07950 973-538-2224 ABOUT MORRIS PLAINS GOVERNMENT DEPARTMENTS HOW DO I... Staff Directory Municipal Office 531 Speedwell Ave Morris Plains, NJ 07950-0305 Phone: 973-538-2224 Office Hours: Monday – Friday 8:30AM -4:30PM Using Our Website Home Accessibility Privacy Policy Social Media Policy Webmaster: webmaster@morrisplainsboro.org All content © 2021 Borough of Morris Plains, NJ and its representatives. All rights reserved. • Borough Website Design by GovUnity Websites English