Post Offices in Plainfield, New Hampshire

There are 2 Post Offices in Plainfield, New Hampshire, serving a population of 275 people in an area of 1 square miles. There is 1 Post Office per 137 people, and 1 Post Office per square mile.

In New Hampshire, Plainfield is ranked 111st of 311 cities in Post Offices per capita, and 101st of 311 cities in Post Offices per square mile.

List of Plainfield Post Offices

Find Plainfield, New Hampshire post offices and USPS mailing boxes.


Meriden Post Office 54 Main Street Plainfield, NH

Plainfield Post Office 1132 New Hampshire 12A Plainfield, NH

About Plainfield Post Offices

Plainfield Post Offices are branch locations of the customer service postal facilities of the United States Postal Service (USPS) in Plainfield, NH. The USPS is an independent agency of the federal government that provides mail and package delivery services to all states and territories. Plainfield post offices are supported entirely by revenues generated by their own operations. Operational authority over the USPS lies with a Board of Governors and rate setting authority falls under the Postal Rate Commission.

You may contact the Post Office for questions about:
  • Plainfield Post Office hours and locations
  • Mail and package delivery services
  • Plainfield PO Box services
  • Passport applications and renewals
  • Plainfield Post Office jobs and employment