Postage calculator usps regular mail

Here is a USPS postage calculator for regular mail:

Weight-Based Pricing

• Letters (1 oz or less): $0.55
• Large Envelopes (1 oz or less): $0.95
• Flats (1 oz or less): $1.20
• Parcels (1 oz or less): $3.50

Additional Ounces

• Each additional ounce: $0.15

Dimensions-Based Pricing

• Length + Girth (in inches) up to 13: $1.20
• Length + Girth (in inches) 13-22: $2.20
• Length + Girth (in inches) 22-30: $3.20
• Length + Girth (in inches) over 30: $4.20

Special Services

• Certified Mail: $3.45 (additional)
• Return Receipt: $2.75 (additional)
• Signature Confirmation: $3.45 (additional)
• Insurance (up to $5,000): $2.50 (additional)

Example Calculations

• A 1-oz letter with no special services: $0.55
• A 2-oz letter with no special services: $0.70 ($0.55 base rate + $0.15 additional ounce)
• A 1-oz large envelope with no special services: $0.95
• A 2-oz flat with no special services: $1.35 ($1.20 base rate + $0.15 additional ounce)
• A 1-oz parcel with no special services: $3.50
• A 2-oz parcel with no special services: $4.65 ($3.50 base rate + $1.15 additional ounce)

Note: These rates are subject to change, and you should always check the USPS website for the most up-to-date rates and fees. Additionally, these rates are for regular mail only and do not include expedited services like Priority Mail or Priority Mail Express.