Regular mail weight limit

The weight limit for regular mail varies depending on the type of mail and the postal service. Here are some general guidelines:

United States Postal Service (USPS)

• First-Class Mail Letters: 3.5 ounces (99 grams)
• First-Class Mail Flats: 13 ounces (369 grams)
• Priority Mail: 70 pounds (31.8 kilograms)
• Priority Mail Express: 70 pounds (31.8 kilograms)

Canada Post

• Lettermail: 30 grams (1.06 ounces)
• Small Packet: 500 grams (1.1 pounds)
• Regular Parcel: 30 kilograms (66.1 pounds)

Royal Mail (UK)

• Standard Large Letter: 100 grams (3.5 ounces)
• Standard Medium Packet: 750 grams (1.65 pounds)
• Standard Large Packet: 2 kilograms (4.4 pounds)
• Parcel: 30 kilograms (66.1 pounds)

Australia Post

• Standard Letter: 250 grams (8.8 ounces)
• Standard Small Packet: 500 grams (1.1 pounds)
• Standard Medium Packet: 2 kilograms (4.4 pounds)
• Standard Large Packet: 5 kilograms (11 pounds)
• Parcel: 30 kilograms (66.1 pounds)

Other countries

• Check with your local postal service for specific weight limits, as they may vary.

Keep in mind that these are general guidelines, and some postal services may have additional restrictions or requirements for certain types of mail, such as packages containing hazardous materials or perishable items.