If you wish to apply and pay for a PO Box online, an account with USPS.com ® is required. ... When opening a new PO Box online, you will pay the 6- or 12-month fee plus $2.00 for the key deposit. Two keys are provided with every new box.
How much is a USPS PO Box per month?
PO Box Size 3-Month Period 6-Month Period
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Small (5” x 5.5”) $17-$87 $28-$150
Medium (5.5” x 11”) $26-$144 $42-$250
Large (11” x 11”) $37-$230 $62-$400
Extra Large (12” x 22.5”) $64-$360 $109-$625
What do you need for a PO Box?
To get a PO Box number and pick up your keys, you'll need to show two valid IDs: one photo ID and non-photo ID. Your ID must be current, contain sufficient information to confirm that you are who you claim to be, and be traceable to you.