# Travel >> Destinations >> Asia

Mailing a Letter from Arizona to China: USPS Rates & Options (2024)

Sending a letter from Arizona (or any U.S. state) to China via USPS is straightforward. Rates below are effective January 2024—always verify at usps.com before mailing.

First-Class Mail International (Letters & Flats ≤ 15.99 oz)

WeightPrice
1 oz (28 g)$1.65
2 oz$2.07
3 oz$2.49
3.5 oz (max for letter rate)$2.70
Flats (large envelopes) up to 15.99 ozStarts at $3.10

No tracking included. Delivery: 10–20 business days (highly variable).

First-Class Package International (Tracking Included)

  • Up to 8 oz: ~$15–$20
  • 8–15.99 oz: ~$22–$28
  • Tracking to delivery in most areas

Flat-Rate Options (Boxes/Envelopes)

  • Flat Rate Envelope: $30.95 (up to 4 lbs, tracking included)
  • Small Flat Rate Box: $32.95
  • Medium/Large Flat Rate Boxes: $55.95 / $77.95

Faster Services

  • Priority Mail International: 6–10 business days, tracking, starts ~$33
  • Priority Mail Express International: 3–5 business days, guaranteed, starts ~$55
  • Global Forever Stamp: $1.65 (covers 1 oz letter forever, even if rates rise)

Pro Tips

  • Use Global Forever stamps for simplicity
  • Complete customs form (PS Form 2976 or 2976-A) accurately
  • No cash, coins, lithium batteries, perishables, prohibited items
  • Print address in Roman characters + Chinese characters if possible
  • Drop at Post Office counter (not lobby drop) for proof of acceptance

For a standard 1-oz letter: one Global Forever stamp ($1.65) gets it there.

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