What is considered 1st class mail

In the United States, First-Class Mail is a type of mail service offered by the United States Postal Service (USPS) that provides a range of services for sending letters, cards, and other lightweight packages. Here are some key characteristics of First-Class Mail:

  1. Weight limit: First-Class Mail has a weight limit of 13 ounces (369 grams) for letters and cards, and 15.999 ounces (453 grams) for packages.
  2. Size limits: The maximum size for a First-Class Mail letter is 11.5 inches (29.2 cm) long, 6.125 inches (15.6 cm) wide, and 0.25 inches (0.64 cm) thick. For packages, the maximum size is 13 inches (33 cm) long, 12 inches (30.5 cm) wide, and 3 inches (7.6 cm) thick.
  3. Delivery speed: First-Class Mail is typically delivered within 1-3 business days, depending on the distance and the efficiency of the postal service.
  4. Tracking: First-Class Mail is not always trackable, but some services, such as First-Class Package Service, offer tracking and delivery confirmation.
  5. Insurance: First-Class Mail is not insured against loss or damage, but you can purchase additional insurance coverage for an extra fee.
  6. Cost: The cost of First-Class Mail varies depending on the weight, size, and destination of the mailpiece. On average, a standard letter weighing up to 1 ounce (28 grams) costs around $0.55 to send.

Some common types of mail that are typically sent as First-Class Mail include:

Keep in mind that if your mailpiece exceeds the weight or size limits, or requires special handling (e.g., fragile or hazardous materials), you may need to use a different type of mail service, such as Priority Mail or Parcel Post.