Township of Mahwah Municipal Offices 475 Corporate Drive Mahwah, NJ 07430 201-529-5757 Office Hours: 8:00 AM to 4:00 PM Senior Citizen Center 475 Corporate Drive 8:00 AM to 4:00 PM 201-529-5757 Ext. 213 or Ext. 277 Department of Public Works 142 North Railroad Avenue Open 7:00AM-3:30PM Weekdays 7:00AM-1:00PM Saturdays Closed on Sundays 201-529-3344 Municipal Pool 700 Darlington Ave Hours 11:30AM till Dusk Opens Saturday of Memorial Day weekend, Closes Labor Day 201-529-4949 or 201-529-1265 Fire Prevention Offices 475 Corporate Drive Open 7:00AM-3:00PM Weekdays 201-529-5757 Ext. 240