Mailing a Birthday Card from U.S. to New Zealand: Postage Rules
USPS Forever Stamps Are Not Valid for International Mail
You **cannot** use U.S. Forever stamps (or any U.S. domestic postage) to mail a letter from the United States to New Zealand.
Correct Options
- USPS International Forever Stamp (Global Forever): **$1.65 (2024)** — covers 1 oz letter to any country. Buy at usps.com or post office.
- International Postage Meter / PC Postage: Print correct amount ($1.65+).
- New Zealand Post Stamps: Only if mailing *from* New Zealand.
Key Points
- Domestic Forever stamps = **U.S. only**.
- Global Forever stamp = **1 oz letter worldwide** (non-machinable surcharge may apply).
- Postcard: $1.65 (same as letter).
- Over 1 oz: additional postage needed.
- Customs form (PS Form 2976) required for letters with contents > paper.
Delivery Time
- First-Class Mail International: **7–21 business days** (no tracking).
- Priority Mail International: **6–10 days** (tracking, insurance).
Use **1 Global Forever stamp ($1.65)** for a standard birthday card from U.S. to NZ.