Standard mail postage rates

Here are the current standard mail postage rates for the United States Postal Service (USPS):

Letters

• 1 oz letter (up to 1 oz): $0.55
• 2 oz letter (1 oz to 2 oz): $0.70
• 3 oz letter (2 oz to 3 oz): $0.85
• 3.5 oz letter (3 oz to 3.5 oz): $1.00

Large Envelopes (Flats)

• 1 oz flat (up to 1 oz): $0.95
• 2 oz flat (1 oz to 2 oz): $1.15
• 3 oz flat (2 oz to 3 oz): $1.30
• 3.5 oz flat (3 oz to 3.5 oz): $1.45

Postcards

• Standard postcard: $0.35

Packages

• Small package (up to 1 lb): $7.50
• Medium package (1 lb to 2 lbs): $13.50
• Large package (2 lbs to 3 lbs): $19.50
• Extra Large package (3 lbs to 4 lbs): $25.50

Regional Rate Boxes

• Regional Rate Box A (up to 15 lbs): $13.35
• Regional Rate Box B (up to 20 lbs): $16.35
• Regional Rate Box C (up to 20 lbs): $18.35

Priority Mail

• Small flat rate box (up to 70 lbs): $7.95
• Medium flat rate box (up to 20 lbs): $14.35
• Large flat rate box (up to 20 lbs): $19.35
• Regional rate box (up to 70 lbs): $13.35

Priority Mail Express

• Small flat rate box (up to 70 lbs): $25.50
• Medium flat rate box (up to 20 lbs): $34.50
• Large flat rate box (up to 20 lbs): $44.50

Please note that these rates are subject to change, and you should always check the USPS website for the most up-to-date rates and fees. Additionally, there may be additional fees for services such as tracking, insurance, and delivery confirmation.