Alton, NH ZIP Codes

ZIP code, county, time zone and coordinates of Alton, New Hampshire

The ZIP code of Alton, NH is 03809. Alton has 3 ZIP codes: 03809, 03855, 03810. It is in Belknap County.

Mailing address format for Alton

John Smith
123 Main St
ALTON NH 03809
USA

USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.

All ZIP codes in Alton

ZIP codePopulationArea
03809—40.1 sq miMain
03855—41.2 sq mi
03810—23.6 sq mi

ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.

Where is Alton? Location, county and time zone

State
New Hampshire
County
Belknap County
GPS coordinates
43.48832, -71.24062
Elevation
561 ft (171 m)
Time zone
America/New YorkEST · UTC-05:00
Population
5,894

Map of Alton, NH 03809

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ZIP codes near Alton

Alton ZIP code: FAQ

What is the ZIP code for Alton, NH?

The main ZIP code for Alton, NH is 03809. All ZIP codes: 03809, 03855, 03810.

How many ZIP codes does Alton have?

Alton has 3 ZIP codes.

What county is Alton, NH in?

Alton is in Belknap County, New Hampshire.

What time zone is Alton in?

Alton is in the America/New York time zone (EST, UTC-05:00 right now).

What are the coordinates of Alton?

Latitude 43.48832, longitude -71.24062.

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