|kr| South Korea +82

 

Number Format

Area Code:            1-2 digits
Subscriber Number:    6-7 digits
Trunk Prefix:         0
International Prefix: 001

 

Area code information

2004 - new mobile number ranges

Numerous ranges within +82 10 were introduced for KT wireless service throughout 2004.

 

April 2002 - new mobile number ranges

+82 11 1xxx range was introduced for KT mobile service on April 2002.

 

October 2001 - new mobile number ranges

+82 18 97x and +82 18 98x were introduced for KT mobile numbers on October 2001.

 

August 2001 - new mobile number ranges

+82 18 091 and +82 16 160 were introduced for KT mobile numbers on August 2001.

 

1 December 2000 - unified message service

Korea Telecom introduced from 1 December 2000 using +82 30 number range.

 

2 July 2000 - national area code changes

Most 3-digit area codes outside Seoul were changed to new 2-digit codes.

Old codes may still be dialable through 30 January 2001, after which use of the new codes becomes mandatory.

See Japan carrier KDD (now KDDI) announcements: announcement with new area codes and announcement of 1 June 2000, indicating corrected permissive period dates.

 

4 July 1999 - Seoul 8-digit subscriber numbers

On midnight local time, 4 July 1999, 7-digit subscriber numbers that began with 6xx (from 600-#### through 649-####) were prepended with the digit '2'. That is, subscriber number 649-#### became 2649-####. The old 7-digit subscriber numbers were discontinued after 30 September 1999. Attempts to dial the old numbers were greeted with a recording warning from 1 October 1999 through 31 December 1999.

See KDD announcement.

 

1 January 1999 - Seoul subscriber number changes

Certain subscriber numbers in Seoul (+82 2) had the digit '2' prepended to form 8-digit subscriber numbers. The affected old 7-digit subscriber numbers began with 2, 638 and 667.

This was a splash cut - that is, the new numbers were immediately mandatory. However, a recorded message was kept for six months when the old format was used.

See KDD announcement.

 

1 July 1998 - personal number service begins

+82 50x number ranges were opened for Personal Number Service, as of 1 July 1998.

Number range     Carrier(s)
============     ==========
+82 502 xxxxxxx  DACOM, KT
+82 504 xxxxxxx  ONSE only
+82 505 xxxxxxx  DACOM, KT
+82 506 xxxxxxx  Hanaro Telecom Service (via KT)

 

Other Information

Also see information from carrier Korea Telecom.