Department Phone Directory 

DepartmentPhone #Fax #
Animal Control(603) 420-1811 
Assessing(603) 424-5136(603) 424-0461
Building Inspection & Code Enforcement(603) 420-1730(603) 424-0603
Community Development(603) 424-3531(603) 424-1408
Equipment Maintenance(603) 423-8552(603) 429-1936
Finance Department(603) 424-7075(603) 424-0516
Fire Department(603) 424-3690(603) 424-0603
Fire Department Station 2(603) 882-8578 
General Government(603) 424-2331(603) 424-0461
High School TV Studio(603) 423-8561 
Highway Garage(603) 423-8551(603) 429-8455
Health(603) 420-1730(603) 424-0603
Library(603) 424-5021(603) 424-7312
Parks & Recreation(603) 882-1046(603) 883-5335
Planning & Zoning(603) 424-3531(603) 424-1408
Police Department(603) 424-3774(603) 423-8541 or
(603) 424-1760
Public Works Department(603) 424-5137(603) 424-1408
Solid Waste(603) 424-2604(603) 423-8565
Town Clerk/Tax Collector(603) 424-3651(603) 423-8539
Town Council/Town Manager(603) 424-2331(603) 424-0461
Wastewater Treatment Plant(603) 883-8196(603) 886-1513
Welfare(603) 423-8535(603) 424-0516

Frequently Requested Phone Numbers

DepartmentPhone #Fax #
Adult Community Center(603) 424-6306 
Comcast(800) 266-2278 
District Court(855) 212-1234 
Hillsborough Registry of Deeds(603) 882-6933 
Merrimack Post Office(603) 424-5912 
Merrimack Village District(603) 424-9241 
NH Department of Motor Vehicles(603) 227-4000 
Pennichuck Water Works(603) 424-5191 
Superintendent of Schools(603) 424-6200 

Town of Merrimack - Hours of Operation 

DepartmentHours
Town Clerk / Tax Collector
(Motor Vehicle Registrations)
Mon - Fri 9:00 AM - 4:30 PM
AssessingMon - Fri 8:30 AM - 4:30 PM
Community DevelopmentMon - Fri 8:00 AM - 4:30 PM
Building Division (located at Central fire Station)Mon - Fri 8:00am – 4:00pm
Health Division (located at Central Fire Station) Mon - Fri 8:00am – 4:00pm
Public Works Department
-Administration and Buildings & Grounds
Mon - Fri 8:00 AM - 4:00 PM
Public Works Department
-Equipment Maintenance
Mon - Fri 7:00 AM - 3:00 PM
Public Works Department
-Highway Garage
Mon - Fri 7:00 AM - 3:00 PM
Public Works Department
-Solid Waste
Tues - Sat 8:00 AM - 4:00 PM
Extended Hours: May - Sep: Thurs 8:00 AM - 7:00 PM
Public Works Department
-Wastewater Treatment Facility
Plant/Camper Dump Station: Mon - Sun 7:00 - 2:30 PM
Compost: Mon - Sun 7:00 AM - 2:30 PM
Administrative Office: Mon - Fri 7:00 AM - 3:00 PM
FinanceMon - Fri 8:30 AM - 4:30
Fire DepartmentAdministrative Office: Mon - Fri 8:00 AM - 4:00 PM
Human ResourcesMon - Fri 8:30 AM - 4:30 PM
Media - Merrimack TVMon - Thurs 8:30 AM  - 9:00 PM
Friday 8:30 AM - 4:30 PM
Parks and RecreationAdministrative Office: Mon - Fri 8:30 AM - 4:30 PM
Police DepartmentAdministrative Office: Mon - Fri 8:30 AM - 4:30 PM
Town ManagerMon - Fri 8:30 AM - 4:30 PM
WelfareMon - Fri 9:30 AM - 2:30 PM