Post office mailing boxes sizes
The United States Postal Service (USPS) offers a variety of mailing box sizes to fit different package dimensions and weights. Here are some common USPS mailing box sizes:
Small Flat Rate Boxes
- Small Flat Rate Box: 5-1/2" x 8-1/2" x 1-1/2" (13.97 cm x 21.59 cm x 3.81 cm)
- Weight limit: 70 lbs (31.75 kg)
Medium Flat Rate Boxes
- Medium Flat Rate Box: 11" x 13-1/2" x 2-1/2" (27.94 cm x 34.29 cm x 6.35 cm)
- Weight limit: 70 lbs (31.75 kg)
Large Flat Rate Boxes
- Large Flat Rate Box: 12" x 12" x 5-1/2" (30.48 cm x 30.48 cm x 13.97 cm)
- Weight limit: 70 lbs (31.75 kg)
Regional Rate Boxes
- Regional Rate Box A: 12-1/2" x 12-1/2" x 2-1/2" (31.75 cm x 31.75 cm x 6.35 cm)
- Weight limit: 20 lbs (9.07 kg)
- Regional Rate Box B: 13-1/2" x 13-1/2" x 3-1/2" (34.29 cm x 34.29 cm x 8.89 cm)
- Weight limit: 20 lbs (9.07 kg)
- Regional Rate Box C: 15-1/2" x 15-1/2" x 4-1/2" (39.37 cm x 39.37 cm x 11.43 cm)
- Weight limit: 20 lbs (9.07 kg)
Priority Mail Boxes
- Priority Mail Small Box: 6-1/2" x 11-1/2" x 2-1/2" (16.51 cm x 29.21 cm x 6.35 cm)
- Weight limit: 70 lbs (31.75 kg)
- Priority Mail Medium Box: 11-1/2" x 13-1/2" x 2-1/2" (29.21 cm x 34.29 cm x 6.35 cm)
- Weight limit: 70 lbs (31.75 kg)
- Priority Mail Large Box: 12-1/2" x 15-1/2" x 3-1/2" (31.75 cm x 39.37 cm x 8.89 cm)
- Weight limit: 70 lbs (31.75 kg)
Specialty Boxes
- USPS also offers specialty boxes for specific items, such as:
- File boxes: 12-1/2" x 15-1/2" x 2-1/2" (31.75 cm x 39.37 cm x 6.35 cm)
- Wardrobe boxes: 24" x 18" x 6" (60.96 cm x 45.72 cm x 15.24 cm)
- Dish pack boxes: 12-1/2" x 12-1/2" x 6-1/2" (31.75 cm x 31.75 cm x 16.51 cm)
Please note that these sizes are subject to change, and it's always best to check with the USPS website or a local post office for the most up-to-date information.