Area Code +81-4-(70000000...70009999) located in Kamogawa, Chiba (12), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 4 Subscriber Number From : 70000000 Subscriber Number To : 70009999 National Destination Code Length : 1 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Softbank Mobile Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 12 Region Name : Chiba City : Kamogawa Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 35.1100 Longitude : 140.1000 ‹ previous : +81-46-(8980000...8989999) next › : +81-4-(70070000...70079999) Dialling Instructions For trunk calls: 0 4 70000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 4 70000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 70000000 ~ 70009999 (Count: 10,000) Example: +81-4-70000000 / 01081-4-70000000 (04-70000000 / 0-4-70000000) +81-4-70000001 / 01081-4-70000001 (04-70000001 / 0-4-70000001) +81-4-70000002 / 01081-4-70000002 (04-70000002 / 0-4-70000002) +81-4-70000003 / 01081-4-70000003 (04-70000003 / 0-4-70000003) +81-4-70000004 / 01081-4-70000004 (04-70000004 / 0-4-70000004) ...+81-4-xxxxxxxx / 01081-4-xxxxxxxx (04-xxxxxxxx / 0-4-xxxxxxxx) ...+81-4-70009995 / 01081-4-70009995 (04-70009995 / 0-4-70009995) +81-4-70009996 / 01081-4-70009996 (04-70009996 / 0-4-70009996) +81-4-70009997 / 01081-4-70009997 (04-70009997 / 0-4-70009997) +81-4-70009998 / 01081-4-70009998 (04-70009998 / 0-4-70009998) +81-4-70009999 / 01081-4-70009999 (04-70009999 / 0-4-70009999)