朋友、亲属、专业的旅游业从业人员或其他第三方都可以代替旅客在EVUS上进行登记。更多信息，请参见美国海关与边境保护局的EVUS信息网站www.cbp.gov/evus。如申请人对申请表的填写有疑问，或在EVUS网站遇到问题，可拨打 00-1-202-325-0180 联系EVUS客服中心。除了美国联邦假日外，客服中心提供7天24小时服务，并配备普通话专员。您也可以通过发送邮件至evus@cbp.dhs.gov联系客服中心。客服中心可以回答旅客关于EVUS的问题，但所有EVUS的登记必须由旅客本人或第三方在线提交。美国使领馆无法提供关于EVUS登记的详细信息或为申请人解决登记失败的问题。

What do I do if I need help completing my EVUS enrollment?

A friend, relative, travel industry professional, or another third party may submit the required information to EVUS on your behalf. Additional information is also available on CBP’s informational EVUS website atwww.cbp.gov/evus. If an applicant has questions about how to fill out the application or issues with the EVUS site, they can contact the EVUS Call Center at 00-1-202-325-0180. The Call Center is available 24 hours per day, 7 days per week, but is closed on U.S. federal holidays. The Call Center is staffed with Mandarin speakers. You may also contact the Call Center by email atevus@cbp.dhs.gov. The Call Center is available to answer questions travelers might have regarding EVUS, but all EVUS enrollments must be submitted online by the traveler or a third party. U.S. Embassies and Consulates are not able to provide details about EVUS enrollments or resolve the issue that caused an unsuccessful enrollment.