ZIP Code 03755 — Hanover, NH
03755 is a standard (street delivery) ZIP code serving Hanover, New Hampshire, in Grafton County. To mail something here you only need these five digits — but the four-digit extension narrows delivery to a single point, and it is what USPS bulk postage discounts are priced on.
ZIP code 03755 at a glance
| ZIP code | 03755 |
|---|---|
| Primary city | Hanover |
| State | New Hampshire (NH) |
| County | Grafton FIPS 33009 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 10,569 |
| Coordinates | 43.723770, -72.195630 |
How ZIP+4 works in 03755
The four digits after the hyphen encode a delivery segment inside 03755. In practice one segment usually means:
- One side of one block — odd numbers on a street between two cross streets
- A single large building, or one floor of it
- A group of PO boxes, sometimes a single box
- A single business that receives enough mail to warrant its own code
That is why 03755 has no single ZIP+4: two neighbors across the street from each other usually have different ones. Enter a street address above and we will return the exact nine-digit code along with the standardized USPS address format.
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 03755.
| ZIP | City | Distance |
|---|---|---|
| 03750 | Etna, NH | 1.2 mi |
| 05043 | East Thetford, VT | 5.8 mi |
| 05055 | Norwich, VT | 6.2 mi |
| 03766 | Lebanon, NH | 6.5 mi |
| 05088 | Wilder, VT | 6.6 mi |
| 03768 | Lyme, NH | 6.9 mi |
| 03784 | West Lebanon, NH | 8.1 mi |
| 05009 | White River Junction, VT | 9.1 mi |
| 03748 | Enfield, NH | 9.3 mi |
| 05075 | Thetford Center, VT | 9.3 mi |
| 03741 | Canaan, NH | 9.7 mi |
| 05001 | White River Junction, VT | 9.8 mi |
Questions about 03755
What is the ZIP+4 code for 03755?
03755 is the five-digit ZIP code. The ZIP+4 adds four more digits that identify a specific delivery point — usually one side of a city block, a single building, or a group of PO boxes. Because those four digits change from address to address within 03755, you need to look up a specific street address to get them.
What city is 03755?
03755 is assigned to Hanover, New Hampshire, in Grafton County.
Do I need to use the ZIP+4?
It is optional for ordinary mail, but it speeds up sorting and it is required for most USPS bulk-mail postage discounts. Many address-verification and e-commerce systems also use ZIP+4 to confirm a delivery point exists.
Need thousands of these?
Upload a CSV and get ZIP+4, county, carrier route, and delivery-point data appended to every row — or call the API directly.