The Seoul Immigration Office is a government service that deals with securing borders and immigration policies in the city of Seoul, South Korea. The office offers services in regards to visas, immigration, and residency. In particular, the Seoul Immigration Office is the main service hub for foreigners applying for an Alien Registration Card. It provides information on what visa you are and are not eligible for. It also has online services like making reservations, checking results for visa issuances, and application forms.