Skip Global Navigation to Main Content
Skip Breadcrumb Navigation


American Citizen Services inquiries may be sent to us by e-mail, and we encourage the public to submit questions to us in this manner.  We respond to all inquiries within 1-2 business days.  

  • 24/7 Telephone Information Line: +82-(0)2-397-4040 
                                                              DSN: 721-4040

    For general, non-emergency questions, call our telephone information line 24 hours a day, 7 days a week.  This information line answers frequently asked questions about passports, Consular Report of Birth Abroad (CRBA), appointments, notary services, marriage, social security, and visas.

ACS Hours of Operation (appointment only):

8:45-11:15 am, Monday to Friday
1:00-3:00 pm, Monday to Friday except Wednesday
Enter through the Embassy’s side entrance.

American Citizen Services is closed to the public on Wednesday afternoons and both U.S. and Korean holidays


International Mailing Address:
U.S. Embassy
Consular Section/American Citizen Services (ACS) 
188 Sejong-daero, Jongno-gu,
Seoul, Korea 110-710

U.S. Mailing Address:
U.S. Embassy Seoul
Consular Section/American Citizen Services (ACS) 
Unit #9600
DPO AP 96209