필수전화번호부

This may be something you don't normally use, but it's a useful collection of essential phone numbers that you may need when something comes up or you want to do something.

From emergency numbers such as 119 and 112 that everyone knows,
I have collected phone numbers that I don't know well because I don't usually use them.


Home phone numbers and phone numbers of relatives, friends, and acquaintances are stored in the smartphone phone book because they are frequently used. However, in the case of infrequently used phone numbers, there may be times when you will definitely need them, but they are often overlooked. So, when something is really necessary, it is often embarrassing without knowing where to call or where to get this job. In this case, you can easily make a call using the essential phonebook app.