ZIP code 03781
Where is ZIP code 03781?
Plainfield, New Hampshire
Sullivan County · Standard ZIP code
ZIP code 03781 belongs to Plainfield, New Hampshire in Sullivan County. 03781 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area codes 603 and 802. About 1,918 people live in the 03781 area, where the median household income is $109,659. The closest ZIP codes are 03770 (Meriden, 1.5 mi south), 03746 (Cornish Flat, 3.8 mi south) and 05052 (North Hartland, 5.1 mi northwest).
| ZIP code | 03781 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Plainfield |
| State | New Hampshire (NH) |
| County | Sullivan County |
| Time zone | Eastern Time · now |
| Area codes | 603, 802 |
| Coordinates | 43.5519, -72.2704 map |
| 3-digit prefix | 037 |
Population and income in 03781
| Population | 1,918 · lower than 62% of New Hampshire ZIP codes |
|---|---|
| People per square mile | 40 · lower than 79% of New Hampshire ZIP codes |
| Median age | 38.8 years · lower than 88% of New Hampshire ZIP codes |
| Men / women | 46% / 54% |
| Median household income | $109,659 · higher than 67% of New Hampshire ZIP codes |
| Income per person | $54,340 |
| Below the poverty line | 4.0% |
| Bachelor’s degree or higher | 46% of adults 25+ |
| Median home value | $426,400 · higher than 67% of New Hampshire ZIP codes |
| Median rent | $1,604 a month |
| Housing units | 848 |
| Households | 695 (2.76 people on average) |
| Owners / renters | 87% / 14% |
| Land area | 47.85 sq mi (plus 0.74 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 03781. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 03781
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 03770 | Meriden, NH | 1.5 mi S | Standard |
| 03746 | Cornish Flat, NH | 3.8 mi S | PO Box only |
| 05052 | North Hartland, VT | 5.1 mi NW | Standard |
| 03745 | Cornish, NH | 6.2 mi SW | Standard |
| 03756 | Lebanon, NH | 6.3 mi N | Standard |
| 03784 | West Lebanon, NH | 6.5 mi N | Standard |
| 03766 | Lebanon, NH | 6.6 mi N | Standard |
| 05009 | White River Junction, VT | 7.1 mi N | Unique |
| 05048 | Hartland, VT | 7.3 mi W | Standard |
| 03753 | Grantham, NH | 7.4 mi SE | Standard |
| 05049 | Hartland Four Corners, VT | 7.7 mi W | PO Box only |
| 05088 | Wilder, VT | 8.7 mi N | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 03781 or measure the distance to another ZIP code.
How to address mail to 03781
123 MAIN ST
PLAINFIELD NH 03781
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (03781-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 03781?
- 03781 is a Plainfield, New Hampshire ZIP code.
- What county is 03781 in?
- ZIP code 03781 is in Sullivan County, New Hampshire.
- What time zone is ZIP code 03781 in?
- 03781 is in the Eastern Time zone (America/New_York).
- What area code is 03781?
- Phone numbers in ZIP code 03781 use area codes 603 and 802.
- What is the population of ZIP code 03781?
- About 1,918 people live in ZIP code 03781, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 03781?
- The median household income in 03781 is $109,659 a year, higher than 67% of New Hampshire ZIP codes.
- What ZIP codes are near 03781?
- The nearest ZIP codes to 03781 are 03770 (Meriden, 1.5 miles), 03746 (Cornish Flat, 3.8 miles), 05052 (North Hartland, 5.1 miles) and 03745 (Cornish, 6.2 miles).