Country Code: +82

International Call Prefix: 00 + carrier code

Trunk Prefix

Trunk prefix

A trunk prefix is the number to be dialed in a domestic telephone call, preceding any necessary area codes and subscriber numbers. When the number is called from overseas, the trunk prefix is omitted by the caller. In most countries, such as Australia, Germany and the United Kingdom, the trunk...

: 0

Overview

• International call out: 00N (where N is the carrier code) followed by the distant country code and telephone number.
• Calling into Korea: +82 XX XXXX YYYY. The leading "0" is dropped when dialling into South Korea from overseas.
• Some 1566/1577/1588 telephone numbers cannot be dialed from overseas.
• Domestic long distance call: 0NN (where NN is the carrier code) followed by the XX area code and XXXX YYYY number. See Domestic long-distance service code and Area code.
• Call to cellular : 01N XXXX YYYY (see Mobile phone number)
• Special service call : 0N0 XXXX YYYY (see Special service)

International call carrier codes

• 001 - KT international call
• 002 - LG U+ international call
• 003xx - International call over Internet Protocol or international special services
• 00365 - Onse Telecom
  Onse Telecom
  Onse Telecom is a Korean telecom company, one of the largest providers of overseas telephone and internet access in South Korea. The company also is one of the largest telephone companies in South Korea, one of only two companies licensed to provide local telephone access...
  
   international call over Internet Protocol
• 005 - SK Broadband international call (Higher quality than the 5 digit prefix service from the same company)
• 006 - SK Telink international call (Higher quality than the 5 digit prefix service from the same company)
• 007xx - International call over Internet Protocol or international special services
• 00700 - SK Telink international call over Internet Protocol
• 00727 - KT
  KT
  -Science:* kT in Physics* Knot , a unit of velocity * Kardashev scale, method of measuring an advanced civilization's level of technological advancement...
  
   international call over Internet Protocol
• 00766 - SK Broadband international call over Internet Protocol
• 00794 - Operator Service
• 008 - Onse Telecom
  Onse Telecom
  Onse Telecom is a Korean telecom company, one of the largest providers of overseas telephone and internet access in South Korea. The company also is one of the largest telephone companies in South Korea, one of only two companies licensed to provide local telephone access...
  
   international call (Higher quality than the 5 digit prefix service from the same company)

Mobile prefixes

• 010 - Mobile (All South Korea Mobile Phone Companies, 2G
  2G
  2G is short for second-generation wireless telephone technology. Second generation 2G cellular telecom networks were commercially launched on the GSM standard in Finland by Radiolinja in 1991...
  
   and 3G
  3G
  3G or 3rd generation mobile telecommunications is a generation of standards for mobile phones and mobile telecommunication services fulfilling the International Mobile Telecommunications-2000 specifications by the International Telecommunication Union...
  
   from Jan 1, 2004)
• 011 - Mobile (SK Telecom
  SK Telecom
  SK Telecom Co., Ltd. or Sunkyoung Telecom is a South Korean wireless telecommunications operator, controlled by the SK Group, one of the country's largest chaebol. As a part of SK Group, SK stands for Sun Kyung.SK Telecom is a provider of mobile service in Korea, with 50.5% of the market share as...
  
  , 2G
  2G
  2G is short for second-generation wireless telephone technology. Second generation 2G cellular telecom networks were commercially launched on the GSM standard in Finland by Radiolinja in 1991...
  
   until Dec 31, 2003)(All South Korea Mobile Phone Companies, 2G
  2G
  2G is short for second-generation wireless telephone technology. Second generation 2G cellular telecom networks were commercially launched on the GSM standard in Finland by Radiolinja in 1991...
  
   from Jan 1, 2004)
• 012 - Mobile services: Paging services (Real Telecom)
• 013xx - Mobile special net (wireless vessels etc.)
• 014xx - Point-to-Point Protocol
  Point-to-Point Protocol
  In networking, the Point-to-Point Protocol is a data link protocol commonly used in establishing a direct connection between two networking nodes...
  
   Access number
• 015 - Mobile services: Paging services
• 016 - Mobile (KT, 2G
  2G
  2G is short for second-generation wireless telephone technology. Second generation 2G cellular telecom networks were commercially launched on the GSM standard in Finland by Radiolinja in 1991...
  
   until Jun 30, 2003)(All South Korea Mobile Phone Companies, 2G
  2G
  2G is short for second-generation wireless telephone technology. Second generation 2G cellular telecom networks were commercially launched on the GSM standard in Finland by Radiolinja in 1991...
  
   from Jul 1, 2004)
• 017 - Mobile (SK Telecom
  SK Telecom
  SK Telecom Co., Ltd. or Sunkyoung Telecom is a South Korean wireless telecommunications operator, controlled by the SK Group, one of the country's largest chaebol. As a part of SK Group, SK stands for Sun Kyung.SK Telecom is a provider of mobile service in Korea, with 50.5% of the market share as...
  
  , 2G
  2G
  2G is short for second-generation wireless telephone technology. Second generation 2G cellular telecom networks were commercially launched on the GSM standard in Finland by Radiolinja in 1991...
  
   until Dec 31, 2003)(All South Korea Mobile Phone Companies, 2G
  2G
  2G is short for second-generation wireless telephone technology. Second generation 2G cellular telecom networks were commercially launched on the GSM standard in Finland by Radiolinja in 1991...
  
   from Jan 1, 2004)
• 018 - Mobile (KT, 2G
  2G
  2G is short for second-generation wireless telephone technology. Second generation 2G cellular telecom networks were commercially launched on the GSM standard in Finland by Radiolinja in 1991...
  
   until Jun 30, 2003)(All South Korea Mobile Phone Companies, 2G
  2G
  2G is short for second-generation wireless telephone technology. Second generation 2G cellular telecom networks were commercially launched on the GSM standard in Finland by Radiolinja in 1991...
  
   from Jul 1, 2004)
• 019 - Mobile (LG Telecom
  LG Telecom
  LG U+ is a South Korean telecommunications and Mobile phone operator controlled by the LG Group, one of the country's largest chaebol. It was formerly known as LG Telecom....
  
  (LG U+), 2G
  2G
  2G is short for second-generation wireless telephone technology. Second generation 2G cellular telecom networks were commercially launched on the GSM standard in Finland by Radiolinja in 1991...
  
   until Dec 31, 2004)(All South Korea Mobile Phone Companies, 2G
  2G
  2G is short for second-generation wireless telephone technology. Second generation 2G cellular telecom networks were commercially launched on the GSM standard in Finland by Radiolinja in 1991...
  
   from Jan 1, 2005)

Services

• 030 - UMS
  Unified messaging
  Unified Messaging is the integration of different electronic messaging and communications media technologies into a single interface, accessible from a variety of different devices....
  
  
• 050 - Personal number service
• 060 - Telephone based intelligent service
• 070 - Internet phone (VoIP)
• 080 - Toll-free call

Area codes

• 02 - Seoul
  Seoul
  Seoul , officially the Seoul Special City, is the capital and largest metropolis of South Korea. A megacity with a population of over 10 million, it is the largest city proper in the OECD developed world...
  
  , Part of Gyeonggi-do
  Gyeonggi-do
  Gyeonggi-do is the most populous province in South Korea. The provincial capital is located at Suwon. Seoul—South Korea's largest city and national capital—is located in the heart of the province, but has been separately administered as a provincial-level special city since 1946...
  
   (Gwacheon
  Gwacheon
  Gwacheon is a city in Gyeonggi-do Province, South Korea. It lies close to Seoul in the heart of the Seoul National Capital Area, and also lies just east of Anyang...
  
  , Gwangmyeong
  Gwangmyeong
  Gwangmyeong is a city in Gyeonggi Province, South Korea. It borders Seoul to the north and northeast, Anyang to the east and south, and Siheung to the southwest.-Districts:There are 18 administrative districts in Gwangmyeong...
  
  , Goyang
  Goyang
  Goyang is a city in Gyeonggi Province, South Korea. Goyang includes the new city of Ilsan, which is connected to Seoul via Seoul Subway Line 3. Goyang is bordered by Seoul to the south; walls of the Bukhan Mountain Fortress lie along a small portion of this border.Several institutions of higher...
  
  )
• 031 - Gyeonggi-do
  Gyeonggi-do
  Gyeonggi-do is the most populous province in South Korea. The provincial capital is located at Suwon. Seoul—South Korea's largest city and national capital—is located in the heart of the province, but has been separately administered as a provincial-level special city since 1946...
  
  
• 032 - Incheon
  Incheon
  The Incheon Metropolitan City is located in northwestern South Korea. The city was home to just 4,700 people when Jemulpo port was built in 1883. Today 2.76 million people live in the city, making it Korea’s third most populous city after Seoul and Busan Metropolitan City...
  
  , Part of Gyeonggi-do
  Gyeonggi-do
  Gyeonggi-do is the most populous province in South Korea. The provincial capital is located at Suwon. Seoul—South Korea's largest city and national capital—is located in the heart of the province, but has been separately administered as a provincial-level special city since 1946...
  
   (Bucheon
  Bucheon
  Bucheon is a city in Gyeonggi Province, South Korea. It is sandwiched between Incheon and Seoul. Manufacturing operations are located in the city.Bucheon promotes itself as the cultural centre of the Seoul Metropolitan Area...
  
  , Siheung
  Siheung
  Siheung is a city in Gyeonggi Province, South Korea.In the early Three Kingdoms period, the Siheung area was part of the Baekje kingdom. It was lost to Goguryeo along with the Han River valley in 475....
  
  )
• 033 - Gangwon-do
  Gangwon-do (South Korea)
  Gangwon-do is a province of South Korea, with its capital at Chuncheon. Before the division of Korea in 1945, Gangwon and its North Korean neighbour Kangwŏn formed a single province.-History:...
  
  
• 041 - Chungcheongnam-do
  Chungcheongnam-do
  Chungcheongnam-do or Chungnam is a province in the west of South Korea. The province was formed in 1896 from the south-western half of the former Chungcheong Province and remained a province of Korea until the country's division in 1945, thereafter becoming part of South Korea...
  
  
• 042 - Daejeon
  Daejeon
  Daejeon is South Korea's fifth largest metropolis and the provincial capital of Chungnam. Located in the center of the country, Daejeon had a population of over 1.5 million in 2010. It is at the crossroads of Gyeongbu railway, Honam railway, Gyeongbu Expressway, and Honam Expressway. Within the...
  
  , Part of Chungcheongnam-do
  Chungcheongnam-do
  Chungcheongnam-do or Chungnam is a province in the west of South Korea. The province was formed in 1896 from the south-western half of the former Chungcheong Province and remained a province of Korea until the country's division in 1945, thereafter becoming part of South Korea...
  
   (Gyeryong
  Gyeryong
  Gyeryong is a city in southeastern South Chungcheong province, South Korea. The current mayor is Hong-Mook Choi. The city was created in 2003, by a split from Nonsan city, following prolonged local agitation....
  
  )
• 043 - Chungcheongbuk-do
  Chungcheongbuk-do
  Chungcheongbuk-do is a province in the centre of South Korea. It was formed in 1896 from the northeastern half of the former Chungcheong province...
  
  
• 051 - Busan
  Busan
  Busan , formerly spelled Pusan is South Korea's second largest metropolis after Seoul, with a population of around 3.6 million. The Metropolitan area population is 4,399,515 as of 2010. It is the largest port city in South Korea and the fifth largest port in the world...
  
  
• 052 - Ulsan
  Ulsan
  Ulsan , officially the Ulsan Metropolitan City, is South Korea's seventh largest metropolis with a population of over 1.1 million. It is located in the south-east of the country, neighboring Busan to the south and facing Gyeongju to the north and the Sea of Japan to the east.Ulsan is the...
  
  
• 053 - Daegu
  Daegu
  Daegu , also known as Taegu, and officially the Daegu Metropolitan City, is a city in South Korea, the fourth largest after Seoul, Busan, and Incheon, and the third largest metropolitan area in the country with over 2.5 million residents. The city is the capital and principal city of the...
  
  , Part of Gyeongsangnam-do
  Gyeongsangnam-do
  Gyeongsangnam-do is a province in the southeast of South Korea. The provincial capital is located at Changwon. It contains the major metropolitan center and port of Busan. Located there is UNESCO World Heritage Site Haeinsa, a Buddhist temple that houses the Tripitaka Koreana and attracts many...
  
   (Gyeongsan
  Gyeongsan
  Gyeongsan is a city in North Gyeongsang Province, South Korea. Its western border abuts the metropolitan city of Daegu, and much of Gyeongsan lies within the Daegu metropolitan area....
  
  )
• 054 - Gyeongsangbuk-do
  Gyeongsangbuk-do
  Gyeongsangbuk-do or shortly Gyeongbuk is a province in eastern South Korea. The province was formed in 1896 from the northern half of the former Gyeongsang province, remained a province of Korea until the country's division in 1945, then became part of South Korea.The Gyeongsangbuk-do Office is...
  
  
• 055 - Gyeongsangnam-do
  Gyeongsangnam-do
  Gyeongsangnam-do is a province in the southeast of South Korea. The provincial capital is located at Changwon. It contains the major metropolitan center and port of Busan. Located there is UNESCO World Heritage Site Haeinsa, a Buddhist temple that houses the Tripitaka Koreana and attracts many...
  
  
• 061 - Jeollanam-do
  Jeollanam-do
  Jeollanam-do is a province in the southwest of South Korea. The province was formed in 1896 from the southern half of the former Jeolla province, remained a province of Korea until the country's division in 1945, then became part of South Korea...
  
  
• 062 - Gwangju
  Gwangju
  Gwangju is the sixth largest city in South Korea. It is a designated metropolitan city under the direct control of the central government's Home Minister...
  
  
• 063 - Jeollabuk-do
  Jeollabuk-do
  Jeollabuk-do is a province in the southwest of South Korea. The province was formed in 1896 from the northern half of the former Jeolla province, and remained a province of Korea until the country's division in 1945, then became part of South Korea...
  
  
• 064 - Jeju-do
  Jeju-do
  Jeju-do is the only special autonomous province of South Korea, situated on and coterminous with the country's largest island. Jeju-do lies in the Korea Strait, southwest of Jeollanam-do Province, of which it was a part before it became a separate province in 1946...
  
  

Domestic long-distance carrier codes

It is not necessary to dial any carrier prefix before making a domestic long-distance call.
These prefixes are needed only when you want to choose a different carrier other than your default long-distance carrier (usually the same company that provides your phoneline).

• 081 - KT
• 082 - LG Telecom
  LG Telecom
  LG U+ is a South Korean telecommunications and Mobile phone operator controlled by the LG Group, one of the country's largest chaebol. It was formerly known as LG Telecom....
  
  (LG U+)
• 083 - Onse Telecom
  Onse Telecom
  Onse Telecom is a Korean telecom company, one of the largest providers of overseas telephone and internet access in South Korea. The company also is one of the largest telephone companies in South Korea, one of only two companies licensed to provide local telephone access...
  
  
• 084 - SK Broadband
• 085xx - [Domestic long-distance Value Added Service (VAS)]
• 086 - SK Telink
• 087 - (Currently not in use)
• 088 - (Currently not in use)

Special numbers

• 100 - KT customer center
• 101 - LG U+ customer center
• 105 - Ship wireless service
• 106 - SK Broadband customer center
• 107 - LG U+ report
• 108 - SK Broadband company customer center
• 109 - KT report
• 111 - NIS
  National Intelligence Service (South Korea)
  The National Intelligence Service is the chief intelligence agency of South Korea. The agency was officially established in 1961 as the Korea Central Intelligence Agency , during the rule of President Park Chung-hee's military Supreme Council for National Reconstruction, which displaced the...
  
  
• Area Code + 112 - Police Station
• 113 - Spy Reporting
• Area Code + 114 - Directory assistance(Korea Info Service)
• 115 - KT Telegram
• 116 - KT standard time service
• 117 - Report sexual trafficking of women
• 118 - Cyber terrorism report
• 119 - Emergency telephone number
  Emergency telephone number
  Many countries' public telephone networks have a single emergency telephone number, sometimes known as the universal emergency telephone number or occasionally the emergency services number, that allows a caller to contact local emergency services for assistance. The emergency telephone number may...
  
  
• 120 - Lifestyle service
• 121 - Water utility report
• 122 - Coast guard Emergency telephone number
• 123 - Electric report
• 125 - Smuggling report
• 127 - Narcotics report
• 128 - Pollution report
• 129 - Coordination with social welfare service (after October 2005)
• 1300 - Postal services
  Mail
  Mail, or post, is a system for transporting letters and other tangible objects: written documents, typically enclosed in envelopes, and also small packages are delivered to destinations around the world. Anything sent through the postal system is called mail or post.In principle, a postal service...
  
  
• 1301 - Prosecutor service
• Area Code + 131 - Weather forecasting
  Weather forecasting
  Weather forecasting is the application of science and technology to predict the state of the atmosphere for a given location. Human beings have attempted to predict the weather informally for millennia, and formally since the nineteenth century...
  
  
• 132 - Civil Action (Korea Legal Aid Corporation - for contract disputes)
• 1330 - KNTO tourist information (bus·train schedule, hotel·inn information, free translation service)
• 1331 - Human Rights Board
• 1332 - Finance Board
• 1333 - Transport information
• 1335 - Information communication service center
• 1336 - Infringement of personal information board
• 1337 - Military Safety Board
• 1338 - Communications service center and report
• 1339 - Emergency medical treatment
• 134 - Tourist information
• 1350 - Labor Board
• 1355 - National Pension Service
• 1357 - Small and medium enterprise support
• 1365 - Volunteering information
• 1366 - Domestic abuse report
• 1369 - Financial Information Inquiry
• 1377 - Foodbank
• 1379 - Unreasonable infringement of livelihood report
• 1382 - Citizen Registry Confirmation
• 1385 - Business discomfort report and board
• 1388 - Minor mistreatment report
• 1389 - Elderly abuse hotline and board
• 1391 - Baby abuse hotline
• 1398 - Child abuse hotline
• 1399 - Unclean grocery report
• 141 - Contact room (KT)
• 182 - Missing child report hotline
• 188 - National Board of Audit and Inspection

Collect call

• 082-17 - LG Dacom(LG U+) Collect call
• 1541 - KT Collect call
• 1633 - LG Telecom
  LG Telecom
  LG U+ is a South Korean telecommunications and Mobile phone operator controlled by the LG Group, one of the country's largest chaebol. It was formerly known as LG Telecom....
  
  (LG U+) Collect call
• 1677 - Onse Telecom
  Onse Telecom
  Onse Telecom is a Korean telecom company, one of the largest providers of overseas telephone and internet access in South Korea. The company also is one of the largest telephone companies in South Korea, one of only two companies licensed to provide local telephone access...
  
   Collect call
• 1682 - SK Telink Collect call

Intelligent Network

• 14XXXXXX
• 15XXXXXX

*1544-XXXX - LG Dacom(LG U+) nationwide single number service
*1566-XXXX - SK Broadband nationwide single number service
*1577-XXXX - KT nationwide single number service
*1588-XXXX - KT nationwide single number service
*1599-XXXX - SK Telink nationwide single number service

• 16XXXXXX

*1661-XXXX - LG U+ nationwide single number service
*1688-XXXX - Onse Telecom nationwide single number service