How much weight can a first class stamp mail

In the United States, a First-Class Mail stamp can mail a letter or package that weighs up to 1 ounce (28 grams). This is the standard weight limit for First-Class Mail, which is the most common type of mail service provided by the United States Postal Service (USPS).

If your package weighs more than 1 ounce, you'll need to use additional postage or a different type of mail service, such as Priority Mail or Parcel Post. Here are some general guidelines for the weight limits and postage rates for different types of mail services:

Keep in mind that these are general guidelines, and the actual weight limit and postage rate may vary depending on the specific type of mail service, package dimensions, and destination. It's always a good idea to check with the USPS or consult their website for the most up-to-date information on mail services and postage rates.