Area Code +81-138-(410000...419999) 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 : 410000 Subscriber Number To : 419999 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-(400000...409999) next › : +81-138-(420000...429999) Dialling Instructions For trunk calls: 0 138 410000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 138 410000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 410000 ~ 419999 (Count: 10,000) Example: +81-138-410000 / 01081-138-410000 (0138-410000 / 0-138-410000) +81-138-410001 / 01081-138-410001 (0138-410001 / 0-138-410001) +81-138-410002 / 01081-138-410002 (0138-410002 / 0-138-410002) +81-138-410003 / 01081-138-410003 (0138-410003 / 0-138-410003) +81-138-410004 / 01081-138-410004 (0138-410004 / 0-138-410004) ...+81-138-xxxxxx / 01081-138-xxxxxx (0138-xxxxxx / 0-138-xxxxxx) ...+81-138-419995 / 01081-138-419995 (0138-419995 / 0-138-419995) +81-138-419996 / 01081-138-419996 (0138-419996 / 0-138-419996) +81-138-419997 / 01081-138-419997 (0138-419997 / 0-138-419997) +81-138-419998 / 01081-138-419998 (0138-419998 / 0-138-419998) +81-138-419999 / 01081-138-419999 (0138-419999 / 0-138-419999)