How many stamps to mail a letter to puerto rico

The cost of mailing a letter to Puerto Rico depends on the weight and size of the letter, as well as the type of postage used. Here are the current rates for mailing a letter to Puerto Rico:

First-Class Mail

• Letter (1 oz): $0.55 (1 stamp)
• Large Envelope (1 oz): $0.95 (2 stamps)
• Flat Rate Envelope (1 oz): $2.80 (5 stamps)

Priority Mail

• Small Flat Rate Box (1 lb): $7.95 (15 stamps)
• Medium Flat Rate Box (2 lbs): $14.35 (26 stamps)
• Large Flat Rate Box (3 lbs): $20.35 (37 stamps)

Priority Mail Express

• Small Flat Rate Box (1 lb): $25.50 (46 stamps)
• Medium Flat Rate Box (2 lbs): $34.50 (63 stamps)
• Large Flat Rate Box (3 lbs): $43.50 (80 stamps)

Note: These rates are subject to change, so it's always a good idea to check the official USPS website for the most up-to-date information.

In general, you'll need at least one stamp to mail a standard letter to Puerto Rico, but you may need additional stamps depending on the size and weight of the letter.