Area Code +81-154-(770000...779999) located in Shiranuka, Hokkaido (01), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 154 Subscriber Number From : 770000 Subscriber Number To : 779999 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 : KDDI 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 : Shiranuka Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 42.9600 Longitude : 144.0700 ‹ previous : +81-154-(760000...769999) next › : +81-154-(780000...789999) Dialling Instructions For trunk calls: 0 154 770000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 154 770000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 770000 ~ 779999 (Count: 10,000) Example: +81-154-770000 / 01081-154-770000 (0154-770000 / 0-154-770000) +81-154-770001 / 01081-154-770001 (0154-770001 / 0-154-770001) +81-154-770002 / 01081-154-770002 (0154-770002 / 0-154-770002) +81-154-770003 / 01081-154-770003 (0154-770003 / 0-154-770003) +81-154-770004 / 01081-154-770004 (0154-770004 / 0-154-770004) ...+81-154-xxxxxx / 01081-154-xxxxxx (0154-xxxxxx / 0-154-xxxxxx) ...+81-154-779995 / 01081-154-779995 (0154-779995 / 0-154-779995) +81-154-779996 / 01081-154-779996 (0154-779996 / 0-154-779996) +81-154-779997 / 01081-154-779997 (0154-779997 / 0-154-779997) +81-154-779998 / 01081-154-779998 (0154-779998 / 0-154-779998) +81-154-779999 / 01081-154-779999 (0154-779999 / 0-154-779999)