用美国邮政（USPS）寄包裹到中国有四种服务，收费、限重 和 速度都不一样。包括：
- First-Class Package International Service
- Priority Mail International
- Priority Mail Express International
- Global Express Guaranteed
其中，First-Class 不提供追踪码，不保证速度，所以不推荐。其它三种服务的收费如下：
用美国邮政提供的统一运费信封或纸箱：
Priority Mail International（速度：6-10个工作日）：
- Flat Rate Envelopes (限重：4磅)：$40.85，信封尺寸：12.5 x 9.4 寸。
- Small Flat Rate Boxes (限重：4磅)：$42.15，箱子尺寸：8.7 x 5.4 x 1.75 寸。
- Medium Flat Rate Boxes (限重：20磅)：$84.55，有两种尺寸的箱子可选，分别为：11.25 x 8.75 x 6 寸 和 14 x 12 x 3.5 寸。
- Large Flat Rate Boxes (限重：20磅)：$110.40，箱子尺寸：12 x 12.25 x 6 寸。
Priority Mail Express International（速度：3-5个工作日）：
- Flat Rate Envelopes (限重：4磅)：$70.95
用自己的纸箱：
| 重量不超过 (单位：磅) |
Priority Mail International (单位：美元) 限重：66磅 速度：6-10个工作日 |
Priority Mail Express International (单位：美元) 限重：66磅 速度：3-5个工作日 |
Global Express Guaranteed (单位：美元) 限重：70磅 速度：1-3个工作日 |
|---|---|---|---|
| 0.5 | $59.10 | $67.50 | $101.00 |
| 1 | $59.10 | $69.50 | $114.95 |
| 2 | $63.70 | $76.20 | $123.85 |
| 3 | $68.20 | $82.85 | $138.00 |
| 4 | $72.75 | $89.60 | $147.25 |
| 5 | $77.25 | $96.30 | $156.55 |
| 6 | $81.75 | $103.50 | $166.00 |
| 7 | $86.30 | $110.35 | $175.25 |
| 8 | $90.80 | $117.15 | $184.55 |
| 9 | $95.35 | $124.05 | $193.80 |
| 10 | $99.85 | $130.85 | $203.10 |
| 11 | $104.35 | $137.25 | $213.90 |
| 12 | $108.90 | $144.45 | $221.85 |
| 13 | $113.40 | $151.70 | $229.90 |
| 14 | $117.95 | $158.95 | $237.85 |
| 15 | $122.45 | $166.10 | $245.85 |
| 16 | $126.95 | $173.35 | $253.80 |
| 17 | $131.50 | $180.55 | $261.80 |
| 18 | $136.00 | $187.80 | $269.75 |
| 19 | $140.50 | $195.00 | $277.75 |
| 20 | $145.05 | $202.25 | $285.70 |
| 21 | $149.55 | $208.75 | $294.25 |
| 22 | $154.10 | $215.20 | $302.25 |
| 23 | $158.10 | $221.65 | $310.25 |
| 24 | $163.10 | $228.10 | $318.25 |
| 25 | $167.65 | $234.55 | $326.25 |
| 26 | $172.15 | $241.05 | $334.25 |
| 27 | $176.70 | $247.50 | $342.25 |
| 28 | $181.20 | $254.00 | $350.25 |
| 29 | $185.70 | $260.45 | $358.25 |
| 30 | $190.25 | $266.90 | $366.25 |
| 31 | $194.75 | $273.10 | $374.60 |
| 32 | $199.30 | $279.55 | $382.60 |
| 33 | $203.80 | $286.00 | $390.60 |
| 34 | $208.30 | $292.45 | $398.60 |
| 35 | $212.85 | $298.90 | $406.60 |
| 36 | $217.35 | $305.40 | $414.65 |
| 37 | $221.90 | $311.85 | $422.65 |
| 38 | $226.40 | $318.30 | $430.60 |
| 39 | $230.90 | $324.75 | $438.65 |
| 40 | $235.45 | $331.20 | $446.65 |
| 41 | $239.95 | $337.70 | $454.60 |
| 42 | $244.50 | $344.15 | $462.65 |
| 43 | $249.00 | $350.60 | $470.65 |
| 44 | $253.50 | $357.05 | $478.65 |
| 45 | $258.05 | $363.50 | $486.70 |
| 46 | $262.55 | $369.95 | $494.65 |
| 47 | $267.05 | $376.40 | $502.65 |
| 48 | $271.60 | $382.85 | $510.70 |
| 49 | $276.10 | $389.35 | $518.70 |
| 50 | $280.65 | $395.80 | $526.70 |
| 51 | $285.15 | $401.45 | $535.25 |
| 52 | $289.65 | $407.90 | $543.20 |
| 53 | $294.20 | $414.35 | $551.25 |
| 54 | $298.75 | $420.80 | $559.25 |
| 55 | $303.30 | $427.25 | $567.25 |
| 56 | $307.80 | $433.65 | $575.25 |
| 57 | $312.30 | $440.15 | $583.35 |
| 58 | $316.85 | $446.60 | $591.30 |
| 59 | $321.35 | $453.00 | $599.35 |
| 60 | $325.90 | $459.45 | $607.35 |
| 61 | $330.40 | $465.50 | $615.95 |
| 62 | $334.90 | $471.90 | $624.00 |
| 63 | $339.45 | $478.35 | $632.00 |
| 64 | $343.95 | $484.75 | $640.00 |
| 65 | $348.50 | $491.25 | $648.05 |
| 66 | $353.00 | $497.65 | $656.10 |
| 67 | $664.05 | ||
| 68 | $672.10 | ||
| 69 | $680.15 | ||
| 70 | $688.15 |
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