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U.S. ZIP Code 01860
5-digit United States postal code #01860, Merrimac, MA
ZIP code 01860 is located in the city (place name) Merrimac, сounty Essex in the state of Massachusetts. The population in ZIP code 01860 is 6338 and the population density is 288.1. ZIP code 01860 refers to сounty Essex having сounty FIPS 25009, the ratio of people from different counties in this ZIP code is as follows: all county weights - 25009: 100%. In the area of the ZIP code 01860 valid time zone America/New_York.
ZIP: 01860
County: Essex
Place Name: Merrimac
State: Massachusetts
State Abbreviation: MA
Coordinates: 42° 50' 18.852" N, 71° 0' 42.912" W
Latitude: 42.838570000000
Longitude: -71.011920000000
Population: 6338
Density: 288.1/km2
Time zone: America/New_York
County FIPS: 25009
All county weights: 25009: 100%