Mailing requirements usps

Here are the mailing requirements for the United States Postal Service (USPS):

General Requirements

  1. Addressing: Use the correct addressing format, including the recipient's name, street address or post office box, city, state, and ZIP Code.
  2. Weight and Size: Ensure that the mailpiece is not oversized or overweight for the class of mail used.
  3. Content: Do not send mailpieces that are harmful, obscene, or contain prohibited items.
  4. Mailing Labels: Use approved mailing labels, such as those provided by the USPS or a third-party vendor.

Specific Requirements by Mail Class

  1. First-Class Mail:
    • Weight: Up to 3.5 oz (99.2 grams)
    • Size: Up to 11.5 inches (29.2 cm) long, 6.125 inches (15.6 cm) wide, and 0.25 inches (0.64 cm) thick
    • Content: Letters, postcards, and lightweight packages
  2. Priority Mail:
    • Weight: Up to 70 lbs (31.8 kg)
    • Size: Up to 108 inches (274.3 cm) long, 165 inches (419.1 cm) wide, and 108 inches (274.3 cm) tall
    • Content: Packages, envelopes, and boxes
  3. Priority Mail Express:
    • Weight: Up to 70 lbs (31.8 kg)
    • Size: Up to 108 inches (274.3 cm) long, 165 inches (419.1 cm) wide, and 108 inches (274.3 cm) tall
    • Content: Packages, envelopes, and boxes
  4. Parcel Post:
    • Weight: Up to 70 lbs (31.8 kg)
    • Size: Up to 130 inches (330.2 cm) long, 130 inches (330.2 cm) wide, and 130 inches (330.2 cm) tall
    • Content: Packages, envelopes, and boxes
  5. Media Mail:
    • Weight: Up to 70 lbs (31.8 kg)
    • Size: Up to 108 inches (274.3 cm) long, 165 inches (419.1 cm) wide, and 108 inches (274.3 cm) tall
    • Content: Books, CDs, DVDs, and other media

Additional Requirements

  1. Fragile Handling: Indicate "Fragile" on the outside of the mailpiece if it requires special handling.
  2. Special Handling: Use special handling labels or instructions for mailpieces that require extra care, such as hazardous materials or perishable items.
  3. Return Address: Include a return address on the mailpiece in case it is undeliverable.
  4. Postage: Ensure that the mailpiece has the correct postage affixed.

Penalties for Non-Compliance

Failure to comply with USPS mailing requirements can result in delays, damage, or loss of mailpieces. Additionally, non-compliance may also result in fines or penalties for the sender.