Area Code +81-136-(670000...679999) located in Suttsu, Hokkaido (01), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 136 Subscriber Number From : 670000 Subscriber Number To : 679999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : NTT East Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 01 Region Name : Hokkaido City : Suttsu Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 42.7900 Longitude : 140.2300 ‹ previous : +81-136-(660000...669999) next › : +81-136-(680000...689999) Dialling Instructions For trunk calls: 0 136 670000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 136 670000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 670000 ~ 679999 (Count: 10,000) Example: +81-136-670000 / 01081-136-670000 (0136-670000 / 0-136-670000) +81-136-670001 / 01081-136-670001 (0136-670001 / 0-136-670001) +81-136-670002 / 01081-136-670002 (0136-670002 / 0-136-670002) +81-136-670003 / 01081-136-670003 (0136-670003 / 0-136-670003) +81-136-670004 / 01081-136-670004 (0136-670004 / 0-136-670004) ...+81-136-xxxxxx / 01081-136-xxxxxx (0136-xxxxxx / 0-136-xxxxxx) ...+81-136-679995 / 01081-136-679995 (0136-679995 / 0-136-679995) +81-136-679996 / 01081-136-679996 (0136-679996 / 0-136-679996) +81-136-679997 / 01081-136-679997 (0136-679997 / 0-136-679997) +81-136-679998 / 01081-136-679998 (0136-679998 / 0-136-679998) +81-136-679999 / 01081-136-679999 (0136-679999 / 0-136-679999)