Area Code +82-18-(9900000...9999999) located in Mobile Telephony, more detail is as below. Place International Dialing Code : 82 International Prefix : 00 National Prefix : 0 National Destination Code : 18 Subscriber Number From : 9900000 Subscriber Number To : 9999999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : M (Mobile, Cellular) Carrier Name : Korea 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 Timezone : Asia/Seoul Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 37.5700 Longitude : 126.9800 ‹ previous : +82-18-(98000000...98999999) next › : +82-19-(00000000...99999999) Dialling Instructions For trunk calls: 0 18 9900000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 82 18 9900000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 9900000 ~ 9999999 (Count: 100,000) Example: +82-18-9900000 / 0082-18-9900000 (018-9900000 / 0-18-9900000) +82-18-9900001 / 0082-18-9900001 (018-9900001 / 0-18-9900001) +82-18-9900002 / 0082-18-9900002 (018-9900002 / 0-18-9900002) +82-18-9900003 / 0082-18-9900003 (018-9900003 / 0-18-9900003) +82-18-9900004 / 0082-18-9900004 (018-9900004 / 0-18-9900004) ...+82-18-xxxxxxx / 0082-18-xxxxxxx (018-xxxxxxx / 0-18-xxxxxxx) ...+82-18-9999995 / 0082-18-9999995 (018-9999995 / 0-18-9999995) +82-18-9999996 / 0082-18-9999996 (018-9999996 / 0-18-9999996) +82-18-9999997 / 0082-18-9999997 (018-9999997 / 0-18-9999997) +82-18-9999998 / 0082-18-9999998 (018-9999998 / 0-18-9999998) +82-18-9999999 / 0082-18-9999999 (018-9999999 / 0-18-9999999)