ZIP Code 03857
Newmarket, New Hampshire
ZIP Code Information
| ZIP Code | 03857 |
|---|---|
| City | Newmarket |
| State | New Hampshire (NH) |
| County | Rockingham |
| Timezone |
America/New_York (UTC-4)
Details
|
| Area Codes (state) | 603 Details |
| Population | 8,953 Details |
| Median Household Income | $64,431 Demographics |
Population and income figures: US Census Bureau, 2012–2016 ACS 5-year estimates.
ZIP code 03857 is a five-digit postal code used by the United States Postal Service for addresses in Newmarket, New Hampshire. The ZIP lies within Rockingham County. Clocks here follow the America/New_York time zone (UTC-4).
About 8,953 people live in this ZIP code, and the median household income is roughly $64,431 a year. Figures come from the U.S. Census Bureau American Community Survey and are refreshed as new five-year estimates are released.
What you can do with ZIP code 03857
- Write a mailing address: Newmarket, NH 03857. The ZIP goes last, after the state abbreviation.
- Check whether a shipping or delivery quote applies to this area — most US carriers price by ZIP code rather than by city.
- Look up the local time zone before scheduling a call — the ZIP tells you which zone applies to that address.
- Compare the ZIP with neighbouring codes to see how population and income shift block by block.
Location Map
Full mapNearby ZIP Codes
Radius search| ZIP Code | City | Distance | |
|---|---|---|---|
| 03856 | Newfields | 4.3 km | Distance |
| 03824 | Durham | 5.8 km | Distance |
| 03861 | Lee | 6.2 km | Distance |
| 03885 | Stratham | 7.4 km | Distance |
| 03843 | Hampton | 8.8 km | Distance |
| 03840 | Greenland | 9.7 km | Distance |
| 03833 | Exeter | 10.1 km | Distance |
| 03042 | Epping | 10.4 km | Distance |
| 03823 | Madbury | 11.2 km | Distance |
| 03801 | Portsmouth | 12.2 km | Distance |
Nearby Cities
Newfields, New Hampshire
(4.3 km)
Durham, New Hampshire
(5.8 km)
Lee, New Hampshire
(6.2 km)
Stratham, New Hampshire
(7.4 km)
Hampton, New Hampshire
(8.8 km)
Greenland, New Hampshire
(9.7 km)
Exeter, New Hampshire
(10.1 km)
Epping, New Hampshire
(10.4 km)
Frequently Asked Questions
ZIP code 03857 is located in Newmarket, New Hampshire.
ZIP code 03857 is in Rockingham county, New Hampshire.
ZIP code 03857 is in the America/New_York timezone.