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South Korea – Landlines and Mobile Phones

South Korea is a technologically advanced country located in East Asia, known for its vibrant culture, stunning landscapes, and innovative technology. In this article, we will delve into the telephone service in South Korea and answer some key questions related to it.

International and Area Codes in South Korea

The international code for South Korea is +82, followed by the relevant area code and phone number. The area codes vary depending on the location within South Korea. Some of the popular expat destinations in South Korea and their respective area codes are:

  • Seoul: 2
  • Busan: 51
  • Incheon: 32
  • Daegu: 53

It is important to note that dialing within South Korea may require the area code, depending on the location and service provider.

Major Telephone Providers in South Korea

There are several major telephone providers in South Korea, both for landline and mobile services. Some of these providers and their contact details are:

Landline Providers

  • Korea Telecom (KT): KT is the largest landline provider in South Korea, offering a range of telecommunication services. They can be reached at 100 or through their website at www.kt.com.
  • LG U+: LG U+ is another popular landline provider in South Korea, offering voice and internet services. They can be reached at 100 or through their website at www.uplus.co.kr.

Mobile Providers


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  • SK Telecom: SK Telecom is the largest mobile provider in South Korea, offering a range of plans and services. They can be reached at 114 or through their website at www.sktelecom.com.
  • KT: KT is also a major mobile provider in South Korea, with plans and services tailored for both residents and visitors. They can be reached at 100 or through their website at www.kt.com.
  • LG U+: LG U+ also offers mobile services, with a focus on high-speed data and connectivity. They can be reached at 114 or through their website at www.uplus.co.kr.

It is important to note that there are several other providers in South Korea as well, and it is recommended to research and compare different plans and services before selecting a provider.

Arranging Telephone Connection in South Korea

The procedure for arranging telephone connection in South Korea varies depending on the provider and the type of service. For landline services, the process usually involves contacting the provider either through their website or customer service hotline, and selecting the desired plan and connection options. The provider may require some personal information and documentation for verification purposes.

For mobile services, the process is relatively simpler and can be completed online or through the provider’s app. The user may need to purchase a SIM card and select a plan based on their usage requirements.

It is important to note that some providers may require a credit check or security deposit before providing services, particularly for non-residents or new customers.

Paying Telephone Bills in South Korea

Telephone bills in South Korea can be paid through various channels, including online, through bank transfer, or at designated payment centers. Some providers may also offer automatic payment options for added convenience.

For landline services, the bill is usually sent to the customer’s registered address and includes details on the billing period, usage charges, and any additional fees or discounts. The customer can then choose their preferred payment method and complete the transaction within the given deadline.

For mobile services, the billing process may differ based on the plan and usage requirements. Some plans may require upfront payment or may offer a fixed monthly fee, while others may be based on usage and billed accordingly.

It is important to note that failure to pay bills on time may result in suspension of services or additional fees and penalties. It is recommended to set up reminders or automatic payments to ensure timely payments and avoid any inconvenience.

In addition to the standard billing process, some providers in South Korea also offer prepaid options for both landline and mobile services. Prepaid plans allow the user to purchase credit in advance and use it as per their usage requirements. The user can then top up their credit as needed and avoid any surprise bills or additional fees.

In conclusion, the telephone service in South Korea is well developed and offers a variety of options for residents and visitors alike. The major providers offer both landline and mobile services, with plans and packages tailored to different usage requirements. The procedure for arranging telephone connection and paying bills is relatively simple and can be completed through various channels. It is recommended to research and compare different providers and plans before selecting one, and to ensure timely payments to avoid any inconvenience.


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