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Merrimack, New Hampshire Area Codes

New Hampshire State Flag
   To call Merrimack, New Hampshire (United States)
select the country you're calling from, then dial:

Exit Code + 1 + 603 + The Number
* Do not dial the plus (+) symbols
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Merrimack, New Hampshire Information

World Time Zones The Merrimack area code is 603
World Time Zones The current time in Merrimack, New Hampshire is 10:43AM (10:43AM)
City Information  Merrimack, New Hampshire is located in Hillsborough county.
Daylight Savings Time  Merrimack, New Hampshire observes Daylight Savings Time.

Merrimack zip codes Merrimack zip codes:


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