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What's the phone number for the US Immigration Service to enter the manual customer service?

At present, all public sector telephones in the United States are automatic answering services.

You pressed it 600 times, waited for more than three hours, and finally got bored. You threw away your mobile phone and finished playing.

The US Immigration Service has no telephone service in Chinese, only in Spanish.

It is even harder for you to listen to a real person. . . . . .