Cost of flat rate priority mail box

The cost of a Flat Rate Priority Mail box from the United States Postal Service (USPS) varies depending on the size and type of box you need. Here are the current prices for Flat Rate Priority Mail boxes:

Small Flat Rate Box

• Dimensions: 5-1/2" x 8-1/2" x 1-1/2"
• Weight limit: 70 lbs
• Cost: $7.50

Medium Flat Rate Box

• Dimensions: 11" x 13-1/2" x 2-3/4"
• Weight limit: 130 lbs
• Cost: $14.35

Large Flat Rate Box

• Dimensions: 12" x 12" x 5-1/2"
• Weight limit: 130 lbs
• Cost: $19.95

Regional Rate Box

• Dimensions: 13-1/2" x 13-1/2" x 5-1/2"
• Weight limit: 70 lbs
• Cost: $13.15 (to destinations within the contiguous United States)

APO/FPO Flat Rate Box

• Dimensions: 12" x 12" x 5-1/2"
• Weight limit: 70 lbs
• Cost: $14.35 (to destinations in Alaska and Hawaii)

Additional Services

• Insurance: $2.75 (up to $50), $3.25 (up to $100), $4.25 (up to $200), $5.25 (up to $500)
• Signature Confirmation: $3.50
• Delivery Confirmation: $1.50

Please note that prices are subject to change, so it's always a good idea to check the USPS website or visit your local post office for the most up-to-date pricing information.