美国政府服务

直达美国联邦机构的官方在线服务——签证、移民、税务、福利、医疗、就业等，按机构分类。

37 个机构 307 项服务官方 .gov 链接

Report crimes and internet fraud, request a background check and search public safety registries.

Report fraud and identity theft, stop unwanted calls, and check product recalls.

Disaster assistance, preparedness, flood insurance, weather alerts and natural hazards.

Federal courts and records, jury service, civil rights complaints, legal aid and FOIA requests.

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