ZIP Code 03858 – Newton, New Hampshire | ZipsCode.us
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ZIP Code 03858
Newton, New Hampshire · Rockingham
ZIP code 03858 belongs to the city of Newton in New Hampshire (Rockingham). See all New Hampshire ZIP Codes.
ZIP code 03858 belongs to Newton, New Hampshire, in Rockingham. If you are mailing a letter or package to this area, use Newton, NH 03858 in the address. On this page you will find the city and county for 03858, nearby ZIP codes in the same county, and free tools to look up any address in this ZIP code.
What City Is ZIP Code 03858?
The city for ZIP code 03858 is Newton, New Hampshire. When you write an address in this area, the correct format is: Name, Street Address, Newton, NH 03858.
ZIP Code 03858 County and State
ZIP code 03858 is located in Rockingham, New Hampshire. For a complete list of cities and ZIP codes across the state, see the New Hampshire ZIP Codes page.
Nearby ZIP Codes in Rockingham
These ZIP codes are in the same county as 03858:
ZIP Code 03858 on the Map
The map below shows the approximate center of ZIP code 03858, near Newton, New Hampshire. You can zoom in and drag the map to explore the area.
Map center is approximate (ZIP area center, around 42.8678, -71.042). Map data © OpenStreetMap.
Population and Demographics of ZIP Code 03858
According to public U.S. Census Bureau data, ZIP code 03858 is home to a community in New Hampshire. The figures below come from the U.S. Census and the American Community Survey (ACS).
Source: U.S. Census Bureau, American Community Survey (ACS) 2023 5-year estimates and 2023 Gazetteer. Figures are estimates and change with each new survey.
Find an Address in ZIP Code 03858
Need the full ZIP+4 code for a specific street address in Newton? Use the free ZIP+4 Lookup tool, or find any ZIP code from a street address with the ZIP Code by Address tool.
Frequently Asked Questions
What city is ZIP code 03858?
ZIP code 03858 is for Newton, New Hampshire.
What county is ZIP code 03858 in?
ZIP code 03858 is in Rockingham, New Hampshire.
What state is ZIP code 03858 in?
ZIP code 03858 is in New Hampshire (NH).
How do I find the ZIP+4 for an address in 03858?
Use the free ZIP+4 Lookup tool with the full street address to get the complete 9-digit ZIP code.
What are the nearby ZIP codes to 03858?
Nearby ZIP codes include 03032 (Auburn), 03034 (Candia), 03036 (Chester), 03037 (Deerfield), 03038 (Derry).
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