Visiting the Immigration Office Without a Reservation

This is one of the most frequently asked questions I receive these days:
“Is one month enough to get an F-4 visa and a Residence Card?”
To be honest, this question is not easy to answer lightly. If I guarantee a timeline and things don’t go as planned, it could cause problems. That said, today I’ll clearly organize the facts so you can plan your schedule confidently before booking your flight.
In some cases, one month is sufficient, but in other cases, it may not be.
Below, I’ll explain when it works, when it doesn’t, and why, step by step.
I also recommend checking the playlist linked in the description, including videos on how to obtain an F-4 visa and how to receive a Residence Card as quickly as possible.
If you enter Korea after obtaining an F-4 visa from an overseas embassy or consulate, completing residence registration within one month is generally feasible.
In this case, once you arrive in Korea, you only need to complete residence registration, and the Residence Card is usually issued within about three weeks.
You are allowed to depart Korea once your Residence Registration Number is issued, even if you have not yet received the physical Residence Card.
The Residence Registration Number is often issued within one to two weeks, making a one-month schedule quite manageable.
For smoother processing, it is strongly recommended to make an Immigration Office appointment in advance.
If you have an F-4 visa number, you can make a HiKorea appointment even while overseas.
If you’re unsure how to make the reservation, please refer to my video guide on HiKorea appointments.
Of course, same-day visits without a reservation are also possible.
Many people worry when they check the reservation system and find that all slots are fully booked during their stay.
However, in most cases, same-day walk-in applications are still accepted.
Based on my experience:
If you enter Korea with an F-4 visa already issued, obtaining a Residence Card within one month is generally possible.
However, the situation changes if you enter Korea without an F-4 visa and plan to apply for the F-4 visa inside Korea.
If you enter Korea without an F-4 visa and apply for both the visa and Residence Card inside Korea, the timeline becomes much tighter.
Due to appointment wait times alone, it often takes:
In some cases, applications submitted through an administrative specialist may be accepted without a reservation, but processing can still be delayed depending on Immigration Office conditions.
For this reason, if you plan to complete both the F-4 visa application and Residence Card issuance in Korea, I personally recommend allowing at least one and a half months.
If you visit Korea for one month and only the Residence Registration Number has been issued, you are still allowed to depart Korea.
There is no cancellation or penalty in this case.
The physical Residence Card can later be:
However, caution is required if:
In this case, your application will be automatically canceled, and you must reapply from the beginning upon your next entry.
Please also note: