You have 2 options to open a PO box: online or in person at your local Post Office. To apply for a PO Box online: Step 1: Search for Post Office locations near you by using the search bar under "Reserve a New PO Box." Step 2: Choose a Post Office location and select your desired PO Box size and payment period. Step 3: Complete the online application form, accept the Terms & Conditions, enter your billing and payment information, and review and submit your application to reserve your PO Box. Step 4: Print your completed form and bring it to the Post Office counter where your box is located, along with 2 forms of acceptable U.S. identification (within 30 days of submitting your online application). After the retail associate verifies your identity, you’ll get your PO Box keys. To apply for a PO Box at a Post Office: Step 1: Optional Time-Saving Tip: If you have a printer, download PS Form 1093, Application for Post Office Box Service, fill it out, then print it out (note: if you apply for a PO Box online, this form is automatically generated). Bring the completed form with you to the Post Office. Step 2: Bring your payment and 2 forms of acceptable U.S. identification to the Post Office and tell the retail associate at the counter that you’d like to apply for a PO Box.