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US ZIP Codes → NH → NEW CASTLE

NEW CASTLE, NH ZIP Code

CityNEW CASTLE
StateNew Hampshire
ZIP Codes count1 (see all)
Post offices count1 (see all)
ZIP Code for NEW CASTLE, New Hampshire
03854
This list contains only 5-digit ZIP codes. Use our zip code lookup by address feature to get the full 9-digit (ZIP+4) code.

ZIP Codes for NEW CASTLE, NH by streets

Select a street from the list to find ZIP+4 code by address (street and house number)

List of NEW CASTLE, NH ZIP Codes

ZIPTYPEPOPULATION
03854PO BOX817

Post offices

NEW CASTLE — Post Office™
73 MAIN ST NEW CASTLE, NH 03854-9998

Envelope example

On the bottom center of the envelope, write the address you want your letter delivered to. Include the following on separate lines:

  1. Recipient's full name
  2. Full street address
  3. City, State, and ZIP Code

Using the same format, write the return address in the top left corner.

Using the full ZIP+4 Code when mailing via the USPS ensures the fastest, most accurate mailing possible. If you are not sure of the full 9-digit ZIP Code, use the 5-digit ZIP Code to avoid loss of letter or package.
The recipient address information is provided for your reference.
The recipient address information is provided for your reference.

Address example

78 COLONIAL LN
NEW CASTLE NH  03854-4455
27 LOCKE RD
NEW CASTLE NH  03854-4443
89 MILL POND RD
NEW CASTLE NH  03854-4437
34 RIVER RD
NEW CASTLE NH  03854-4444
114 SPRING HILL RD
NEW CASTLE NH  03854-4424
621 VIANIANK RD
NEW CASTLE NH  03854-9701

Map

ZIP Codes for other locations

State for NEW CASTLE
New Hampshire ZIP Codes
Other cities in New Hampshire
MANCHESTERNASHUACONCORDPORTSMOUTHROCHESTERNASHUANELSONNEW BOSTONNEW CASTLENEW DURHAMNEW HAMPTONNEW IPSWICH