Three costs make up the current USPS Certified Mail rates:
1. First-Class Postage $0.45 (this is a letter size envelope, up to 1 oz in weight)
2. Certified Mail Fee $2.95
3. Return Receipt (Green Card) $2.35 or Return Receipt Electronic $1.15
Save money by using USPS approved Certified Mail Envelopes. Each envelope is $0.12 and your postage and fees total $4.00 + $0.12 for the envelope.