Area Code +66-81-(1230000...1239999) located in Mobile Telephony, more detail is as below. Place International Dialing Code : 66 International Prefix : 001 National Prefix : 0 National Destination Code : 81 Subscriber Number From : 1230000 Subscriber Number To : 1239999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : M (Mobile, Cellular) Carrier Name : Advanced Info Service Public Company Ltd (AIS) Click here to buy Thailand Area Code Database Other Information Language Code : th (Thai) Country Number : 764 (Thailand) Country Code : TH (Thailand) City : Mobile Telephony Timezone : Asia/Bangkok Coordinated Universal Time : +07:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 13.7200 Longitude : 100.4800 ‹ previous : +66-81-(1220000...1229999) next › : +66-81-(1240000...1249999) Dialling Instructions For trunk calls: 0 81 1230000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 001 66 81 1230000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 1230000 ~ 1239999 (Count: 10,000) Example: +66-81-1230000 / 00166-81-1230000 (081-1230000 / 0-81-1230000) +66-81-1230001 / 00166-81-1230001 (081-1230001 / 0-81-1230001) +66-81-1230002 / 00166-81-1230002 (081-1230002 / 0-81-1230002) +66-81-1230003 / 00166-81-1230003 (081-1230003 / 0-81-1230003) +66-81-1230004 / 00166-81-1230004 (081-1230004 / 0-81-1230004) ...+66-81-xxxxxxx / 00166-81-xxxxxxx (081-xxxxxxx / 0-81-xxxxxxx) ...+66-81-1239995 / 00166-81-1239995 (081-1239995 / 0-81-1239995) +66-81-1239996 / 00166-81-1239996 (081-1239996 / 0-81-1239996) +66-81-1239997 / 00166-81-1239997 (081-1239997 / 0-81-1239997) +66-81-1239998 / 00166-81-1239998 (081-1239998 / 0-81-1239998) +66-81-1239999 / 00166-81-1239999 (081-1239999 / 0-81-1239999)