Usps priority mail flat box rates

The USPS Priority Mail Flat Rate box rates are as follows:

Small Flat Rate Box

• Weight: Up to 70 lbs
• Dimensions: 5.5" x 8.5" x 1.5"
• Cost: $7.95

Medium Flat Rate Box

• Weight: Up to 20 lbs
• Dimensions: 11" x 13.5" x 2.5"
• Cost: $14.35

Large Flat Rate Box

• Weight: Up to 20 lbs
• Dimensions: 12" x 12" x 5.5"
• Cost: $19.95

Regional Rate Box A

• Weight: Up to 15 lbs
• Dimensions: 13" x 13" x 3.5"
• Cost: $13.15 (to destinations within the contiguous United States)

Regional Rate Box B

• Weight: Up to 20 lbs
• Dimensions: 18" x 12" x 3.5"
• Cost: $16.35 (to destinations within the contiguous United States)

Regional Rate Box C

• Weight: Up to 20 lbs
• Dimensions: 22" x 12" x 3.5"
• Cost: $18.35 (to destinations within the contiguous United States)

Regional Rate Box D

• Weight: Up to 20 lbs
• Dimensions: 24" x 12" x 3.5"
• Cost: $20.35 (to destinations within the contiguous United States)

Please note that these rates are subject to change, and you should always check the USPS website for the most up-to-date rates and information. Additionally, these rates do not include any additional services such as insurance, tracking, or delivery confirmation, which may incur additional fees.