Area Code +81-158-(290000...299999) located in Monbetsu, Hokkaido (01), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 158 Subscriber Number From : 290000 Subscriber Number To : 299999 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 : Monbetsu Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 44.3600 Longitude : 143.3500 ‹ previous : +81-158-(280000...289999) next › : +81-158-(410000...419999) Dialling Instructions For trunk calls: 0 158 290000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 158 290000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 290000 ~ 299999 (Count: 10,000) Example: +81-158-290000 / 01081-158-290000 (0158-290000 / 0-158-290000) +81-158-290001 / 01081-158-290001 (0158-290001 / 0-158-290001) +81-158-290002 / 01081-158-290002 (0158-290002 / 0-158-290002) +81-158-290003 / 01081-158-290003 (0158-290003 / 0-158-290003) +81-158-290004 / 01081-158-290004 (0158-290004 / 0-158-290004) ...+81-158-xxxxxx / 01081-158-xxxxxx (0158-xxxxxx / 0-158-xxxxxx) ...+81-158-299995 / 01081-158-299995 (0158-299995 / 0-158-299995) +81-158-299996 / 01081-158-299996 (0158-299996 / 0-158-299996) +81-158-299997 / 01081-158-299997 (0158-299997 / 0-158-299997) +81-158-299998 / 01081-158-299998 (0158-299998 / 0-158-299998) +81-158-299999 / 01081-158-299999 (0158-299999 / 0-158-299999)