Buy Flat Rate Postage Online -

: For USPS Priority Mail Flat Rate, you can ship up to 70 lbs domestically.

To use flat rate services, you use the carrier's specific flat rate packaging. buy flat rate postage online

: The container flaps must be able to close naturally and be taped flat. If the box is bulging or altered, the carrier may reclassify it as a weight-based shipment and charge you more. Step 3: Purchase and Print Your Postage : For USPS Priority Mail Flat Rate, you

: If you’re in a rush, most local post offices keep small, medium, and large flat rate boxes in stock. Step 2: Pack and Prep Once you have your box, place your items inside. most local post offices keep small