Area Code +81-164-(510000...519999) located in Rumoi, Hokkaido (01), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 164 Subscriber Number From : 510000 Subscriber Number To : 519999 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 : Weather forecast 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 : Rumoi Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 43.9400 Longitude : 141.6400 ‹ previous : +81-164-(500000...509999) next › : +81-164-(530000...539999) Dialling Instructions For trunk calls: 0 164 510000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 164 510000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 510000 ~ 519999 (Count: 10,000) Example: +81-164-510000 / 01081-164-510000 (0164-510000 / 0-164-510000) +81-164-510001 / 01081-164-510001 (0164-510001 / 0-164-510001) +81-164-510002 / 01081-164-510002 (0164-510002 / 0-164-510002) +81-164-510003 / 01081-164-510003 (0164-510003 / 0-164-510003) +81-164-510004 / 01081-164-510004 (0164-510004 / 0-164-510004) ...+81-164-xxxxxx / 01081-164-xxxxxx (0164-xxxxxx / 0-164-xxxxxx) ...+81-164-519995 / 01081-164-519995 (0164-519995 / 0-164-519995) +81-164-519996 / 01081-164-519996 (0164-519996 / 0-164-519996) +81-164-519997 / 01081-164-519997 (0164-519997 / 0-164-519997) +81-164-519998 / 01081-164-519998 (0164-519998 / 0-164-519998) +81-164-519999 / 01081-164-519999 (0164-519999 / 0-164-519999)