Area Code +81-138-(230000...239999) located in Hakodate, Hokkaido (01), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 138 Subscriber Number From : 230000 Subscriber Number To : 239999 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 : Hakodate Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 41.7700 Longitude : 140.7300 ‹ previous : +81-138-(220000...229999) next › : +81-138-(240000...249999) Dialling Instructions For trunk calls: 0 138 230000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 138 230000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 230000 ~ 239999 (Count: 10,000) Example: +81-138-230000 / 01081-138-230000 (0138-230000 / 0-138-230000) +81-138-230001 / 01081-138-230001 (0138-230001 / 0-138-230001) +81-138-230002 / 01081-138-230002 (0138-230002 / 0-138-230002) +81-138-230003 / 01081-138-230003 (0138-230003 / 0-138-230003) +81-138-230004 / 01081-138-230004 (0138-230004 / 0-138-230004) ...+81-138-xxxxxx / 01081-138-xxxxxx (0138-xxxxxx / 0-138-xxxxxx) ...+81-138-239995 / 01081-138-239995 (0138-239995 / 0-138-239995) +81-138-239996 / 01081-138-239996 (0138-239996 / 0-138-239996) +81-138-239997 / 01081-138-239997 (0138-239997 / 0-138-239997) +81-138-239998 / 01081-138-239998 (0138-239998 / 0-138-239998) +81-138-239999 / 01081-138-239999 (0138-239999 / 0-138-239999)
