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Long-form help for real mailing scenarios—rates, surcharges, and how to verify postage before you send.

• Wedding Invitation Postage 2026: How Many Stamps You Need (With Examples)

  2026 wedding invitation postage: how many stamps, typical costs (1 oz $0.78, 2 oz $1.07, square +$0.49), RSVP mistakes to avoid, and totals for 50–150 invites. Use the free calculator.

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