Mail prices by weight

Here are the current prices for mail services in the United States, based on weight:

First-Class Mail

• Letters (1 oz or less): $0.55
• Large Envelopes (1 oz or less): $0.55
• Flats (1 oz or less): $1.00
• Flats (over 1 oz): $1.00 + $0.15 per additional ounce

Priority Mail

• Small Flat Rate Box: $7.95
• Medium Flat Rate Box: $14.35
• Large Flat Rate Box: $19.95
• Regional Rate Box A: $12.35
• Regional Rate Box B: $14.35
• Regional Rate Box C: $16.35
• Priority Mail International Small Flat Rate Box: $24.95
• Priority Mail International Medium Flat Rate Box: $44.95

Priority Mail Express

• Small Flat Rate Box: $25.50
• Medium Flat Rate Box: $41.50
• Large Flat Rate Box: $57.50
• Regional Rate Box A: $34.50
• Regional Rate Box B: $41.50
• Regional Rate Box C: $48.50
• Priority Mail Express International Small Flat Rate Box: $44.95
• Priority Mail Express International Medium Flat Rate Box: $64.95

Parcel Post

• Parcel Post (1-5 lbs): $7.95
• Parcel Post (5-10 lbs): $14.35
• Parcel Post (10-20 lbs): $19.95
• Parcel Post (20-30 lbs): $24.95
• Parcel Post (30-40 lbs): $29.95

USPS Retail Ground

• USPS Retail Ground (1-5 lbs): $8.95
• USPS Retail Ground (5-10 lbs): $15.95
• USPS Retail Ground (10-20 lbs): $22.95
• USPS Retail Ground (20-30 lbs): $29.95
• USPS Retail Ground (30-40 lbs): $36.95

Please note that these prices are subject to change, and you should always check the USPS website for the most up-to-date pricing information. Additionally, prices may vary depending on your location and the services you choose.