Area Code +82-31-(0000...9999999) located in Incheon, Kyonggi-Do, more detail is as below. Place International Dialing Code : 82 International Prefix : 00 National Prefix : 0 National Destination Code : 31 Subscriber Number From : 0000 Subscriber Number To : 9999999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) 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) Region Name : Kyonggi-Do City : Incheon Timezone : Asia/Seoul Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 6 Latitude : 37.4100 Longitude : 127.5200 ‹ previous : +82-2-(7000000...79999999) next › : +82-32-(0000...9999999) Dialling Instructions For trunk calls: 0 31 0000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 82 31 0000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 0000 ~ 9999999 (Count: 10,000,000) Example: +82-31-0000000 / 0082-31-0000000 (031-0000000 / 0-31-0000000) +82-31-0000001 / 0082-31-0000001 (031-0000001 / 0-31-0000001) +82-31-0000002 / 0082-31-0000002 (031-0000002 / 0-31-0000002) +82-31-0000003 / 0082-31-0000003 (031-0000003 / 0-31-0000003) +82-31-0000004 / 0082-31-0000004 (031-0000004 / 0-31-0000004) ...+82-31-xxxxxxx / 0082-31-xxxxxxx (031-xxxxxxx / 0-31-xxxxxxx) ...+82-31-9999995 / 0082-31-9999995 (031-9999995 / 0-31-9999995) +82-31-9999996 / 0082-31-9999996 (031-9999996 / 0-31-9999996) +82-31-9999997 / 0082-31-9999997 (031-9999997 / 0-31-9999997) +82-31-9999998 / 0082-31-9999998 (031-9999998 / 0-31-9999998) +82-31-9999999 / 0082-31-9999999 (031-9999999 / 0-31-9999999)