Mailing dimensions
Here are some common mailing dimensions for various types of mail:
Letters
- Standard letter: 3.5 inches (8.9 cm) high x 6.125 inches (15.6 cm) long x 0.007 inch (0.18 mm) thick
- Large envelope: 6.125 inches (15.6 cm) high x 11.5 inches (29.2 cm) long x 0.007 inch (0.18 mm) thick
- Oversized letter: 6.125 inches (15.6 cm) high x 12 inches (30.5 cm) long x 0.007 inch (0.18 mm) thick
Packages
- Small package: 12 inches (30.5 cm) long x 12 inches (30.5 cm) wide x 6 inches (15.2 cm) high
- Medium package: 12 inches (30.5 cm) long x 12 inches (30.5 cm) wide x 8 inches (20.3 cm) high
- Large package: 12 inches (30.5 cm) long x 12 inches (30.5 cm) wide x 10 inches (25.4 cm) high
- Extra Large package: 12 inches (30.5 cm) long x 12 inches (30.5 cm) wide x 12 inches (30.5 cm) high
Flat Rate Envelopes
- Small flat rate envelope: 12 inches (30.5 cm) long x 15 inches (38.1 cm) wide
- Medium flat rate envelope: 12 inches (30.5 cm) long x 22 inches (55.9 cm) wide
- Large flat rate envelope: 12 inches (30.5 cm) long x 30 inches (76.2 cm) wide
Priority Mail
- Small Priority Mail box: 10 inches (25.4 cm) long x 6 inches (15.2 cm) wide x 2 inches (5.1 cm) high
- Medium Priority Mail box: 12 inches (30.5 cm) long x 8 inches (20.3 cm) wide x 3 inches (7.6 cm) high
- Large Priority Mail box: 14 inches (35.6 cm) long x 10 inches (25.4 cm) wide x 4 inches (10.2 cm) high
Regional Rate Boxes
- Small Regional Rate box: 10 inches (25.4 cm) long x 6 inches (15.2 cm) wide x 2 inches (5.1 cm) high
- Medium Regional Rate box: 12 inches (30.5 cm) long x 8 inches (20.3 cm) wide x 3 inches (7.6 cm) high
- Large Regional Rate box: 14 inches (35.6 cm) long x 10 inches (25.4 cm) wide x 4 inches (10.2 cm) high
Please note that these are general guidelines and that specific mailing dimensions may vary depending on the type of mail, the destination, and the shipping carrier. It's always a good idea to check with the shipping carrier for specific dimensions and requirements.