Area Code +81-145-(660000...669999) located in Monbetsu, Hokkaido (01), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 145 Subscriber Number From : 660000 Subscriber Number To : 669999 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 : SoftBank Telecom 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 : +81-145-(650000...659999) next › : +81-145-(670000...679999) Dialling Instructions For trunk calls: 0 145 660000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 145 660000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 660000 ~ 669999 (Count: 10,000) Example: +81-145-660000 / 01081-145-660000 (0145-660000 / 0-145-660000) +81-145-660001 / 01081-145-660001 (0145-660001 / 0-145-660001) +81-145-660002 / 01081-145-660002 (0145-660002 / 0-145-660002) +81-145-660003 / 01081-145-660003 (0145-660003 / 0-145-660003) +81-145-660004 / 01081-145-660004 (0145-660004 / 0-145-660004) ...+81-145-xxxxxx / 01081-145-xxxxxx (0145-xxxxxx / 0-145-xxxxxx) ...+81-145-669995 / 01081-145-669995 (0145-669995 / 0-145-669995) +81-145-669996 / 01081-145-669996 (0145-669996 / 0-145-669996) +81-145-669997 / 01081-145-669997 (0145-669997 / 0-145-669997) +81-145-669998 / 01081-145-669998 (0145-669998 / 0-145-669998) +81-145-669999 / 01081-145-669999 (0145-669999 / 0-145-669999)