Area Code +82-10-(21000000...21999999) located in Mobile Telephony 3G, more detail is as below. Place International Dialing Code : 82 International Prefix : 00 National Prefix : 0 National Destination Code : 10 Subscriber Number From : 21000000 Subscriber Number To : 21999999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : SK Telecom Click here to buy South Korea Area Code Database Other Information Language Code : ko (Korean) Country Number : 410 (South Korea) Country Code : KR (South Korea) City : Mobile Telephony 3G Timezone : Asia/Seoul Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 37.5700 Longitude : 126.9800 ‹ previous : +82-10-(0000000...0999999) next › : +82-10-(22000000...22999999) Dialling Instructions For trunk calls: 0 10 21000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 82 10 21000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 21000000 ~ 21999999 (Count: 1,000,000) Example: +82-10-21000000 / 0082-10-21000000 (010-21000000 / 0-10-21000000) +82-10-21000001 / 0082-10-21000001 (010-21000001 / 0-10-21000001) +82-10-21000002 / 0082-10-21000002 (010-21000002 / 0-10-21000002) +82-10-21000003 / 0082-10-21000003 (010-21000003 / 0-10-21000003) +82-10-21000004 / 0082-10-21000004 (010-21000004 / 0-10-21000004) ...+82-10-xxxxxxxx / 0082-10-xxxxxxxx (010-xxxxxxxx / 0-10-xxxxxxxx) ...+82-10-21999995 / 0082-10-21999995 (010-21999995 / 0-10-21999995) +82-10-21999996 / 0082-10-21999996 (010-21999996 / 0-10-21999996) +82-10-21999997 / 0082-10-21999997 (010-21999997 / 0-10-21999997) +82-10-21999998 / 0082-10-21999998 (010-21999998 / 0-10-21999998) +82-10-21999999 / 0082-10-21999999 (010-21999999 / 0-10-21999999)