Area Code +81-538-(380000...389999) located in Iwata, Shizuoka (22), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 538 Subscriber Number From : 380000 Subscriber Number To : 389999 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 West Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 22 Region Name : Shizuoka City : Iwata Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 34.7200 Longitude : 137.8500 ‹ previous : +81-538-(370000...379999) next › : +81-538-(390000...399999) Dialling Instructions For trunk calls: 0 538 380000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 538 380000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 380000 ~ 389999 (Count: 10,000) Example: +81-538-380000 / 01081-538-380000 (0538-380000 / 0-538-380000) +81-538-380001 / 01081-538-380001 (0538-380001 / 0-538-380001) +81-538-380002 / 01081-538-380002 (0538-380002 / 0-538-380002) +81-538-380003 / 01081-538-380003 (0538-380003 / 0-538-380003) +81-538-380004 / 01081-538-380004 (0538-380004 / 0-538-380004) ...+81-538-xxxxxx / 01081-538-xxxxxx (0538-xxxxxx / 0-538-xxxxxx) ...+81-538-389995 / 01081-538-389995 (0538-389995 / 0-538-389995) +81-538-389996 / 01081-538-389996 (0538-389996 / 0-538-389996) +81-538-389997 / 01081-538-389997 (0538-389997 / 0-538-389997) +81-538-389998 / 01081-538-389998 (0538-389998 / 0-538-389998) +81-538-389999 / 01081-538-389999 (0538-389999 / 0-538-389999)