Area Code +81-937-(660000...669999) located in Kitakyushu, Fukuoka (40), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 937 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 : ZIP 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 : 40 Region Name : Fukuoka City : Kitakyushu Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 33.8800 Longitude : 130.8800 ‹ previous : +81-937-(610000...619999) next › : +81-937-(710000...719999) Dialling Instructions For trunk calls: 0 937 660000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 937 660000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 660000 ~ 669999 (Count: 10,000) Example: +81-937-660000 / 01081-937-660000 (0937-660000 / 0-937-660000) +81-937-660001 / 01081-937-660001 (0937-660001 / 0-937-660001) +81-937-660002 / 01081-937-660002 (0937-660002 / 0-937-660002) +81-937-660003 / 01081-937-660003 (0937-660003 / 0-937-660003) +81-937-660004 / 01081-937-660004 (0937-660004 / 0-937-660004) ...+81-937-xxxxxx / 01081-937-xxxxxx (0937-xxxxxx / 0-937-xxxxxx) ...+81-937-669995 / 01081-937-669995 (0937-669995 / 0-937-669995) +81-937-669996 / 01081-937-669996 (0937-669996 / 0-937-669996) +81-937-669997 / 01081-937-669997 (0937-669997 / 0-937-669997) +81-937-669998 / 01081-937-669998 (0937-669998 / 0-937-669998) +81-937-669999 / 01081-937-669999 (0937-669999 / 0-937-669999)