How to Pay for USPS PO Box – Renewal, Costs, PO Box Sizes

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Here you will get the answer of one of the most asked queries related to USPS i.e. How to Pay for USPS PO Box? We have already shared a post on how to reserve or apply for a PO Box and here you will get to know the various options that are available when it comes to paying for a PO Box.

How much does a PO Box Costs?

The cost of a PO Box actually depends on;

  • the size of the box (available in five sizes, read the last section for more details)
  • the length of time it will be rented
  • it’s physical location

When you apply online through then there is an option to select a three-month, six-month, or 12-month payment period. You need to select the payment period and your credit card or debit card with a rental fee, plus a refundable key deposit.

Renting a small P.O. box for six months costs as little as $19 in some locations, while in other locations the cost is $75. Click Here to check the full pricing breakdown of PO Box.

How to Pay for USPS PO Box?

You can make a payment for PO Box through following methods. Pick any method as per your convenience.

Online Payment:

  • You need the account, if you have one then log in. If you haven’t registered yet then create one.
  • Visit, scroll down a little, click on “Renew”, enter your Username and Passport to log in.


  • You will be redirected back to PO Boxes Online page after a successful login.
  • If your PO Box is linked with your online account then click on Manage Your Account page and then,
  1. Click on “Renew Now” next to the box you’d like to pay for.
  2. Check your information,
  3. Enter your billing information, and then submit.

In case, if you have never linked a PO Box with your online account or you don’t have a PO Box then you need to click on the “Link a PO Box”. A form will appear where you need to enter PO Box, PO Box Zip Code, and Last name or Business name. Tick on “Terms & Conditions” and at last press on “Continue button”.


Note: If you have picked a 3-month payment period then you need to set up automatic renewal. For 6- and 12-month payment period PO Boxes automatic renewal is set by default. Customers may opt out at any time.


Pay at a Self-Service Kiosk:

You can find a self-service kiosk at® – Find Locations.

Through Mail:

Send a check or money order payable to “U.S. Postal Service” to the Postmaster where your PO Box is located.

Visit Post Office:

Visit the Post Office where your PO Box is located using cash, check, credit card, or debit card.

Important Notes:

  • Make sure to complete the renewal of PO Box on time as if you are unable to pay by the 10th day after the due date then all your mail items will be returned back to the senders. Complete the renewal process on time to avoid such circumstances.
  • There is automatic renewal setting for 6- and 12-month payment period PO Boxes but for a 3-month payment period box you need to set up automatic renewal by yourself. Your card will be charged automatically after the end of a payment period.

You will receive email reminders as well as reminders in your PO Box related to renewal.

USPS PO Box Size

Following are the five sizes of P.O. box. You can pick any size depending on your requirement and location.

Box type Dimensions Capacity
Extra small 5″ x 5 1/2″ x 14 3/4″ 10-15 letters (or)2 rolled magazines
Small 5 1/2″ x 11″ x 14 3/4″ 10-15 letters (or)5 rolled magazines
Medium 5 1/2″ x 11″ x 14 3/4″ Stack large envelopes flat
Large 11″ x 11″ x 14 3/4″ 10-15 letters (and)2 shoe boxes stacked flat
Extra large 12″ x 22 1/2″ x 14 3/4″ Flat-rate boxes and parcels


Final Thoughts:

Now you know the various ways of paying for a PO Box. Make sure to renew the PO Box on time in order to keep receiving important mail items & packages. A PO Box is extremely useful when you want to keep your address privately. You can also use PO box to keep your business mail separate from your personal mail. Having a PO Box is a reliable and secure way of receiving all your mail items quickly without the tension of identity theft.

If you have any other query related to USPS PO Box then it is recommended to visit:

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