Area Code +98-55-(12310000...12319999) located in Nyshaboor - جيلو, Khorasan Razavi (30), more detail is as below. Place International Dialing Code : 98 International Prefix : 00 National Prefix : 0 National Destination Code : 55 Subscriber Number From : 12310000 Subscriber Number To : 12319999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Telecommunication Company of Iran Click here to buy Iran Area Code Database Other Information Language Code : fa (Persian) Country Number : 364 (Iran) Country Code : IR (Iran) Region Code : 30 Region Name : Khorasan Razavi City : Nyshaboor - جيلو Timezone : Asia/Tehran Coordinated Universal Time : +03:30 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 35.1000 Longitude : 59.1000 ‹ previous : +98-55-(12300000...12309999) next › : +98-55-(12320000...12329999) Dialling Instructions For trunk calls: 0 55 12310000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 98 55 12310000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 12310000 ~ 12319999 (Count: 10,000) Example: +98-55-12310000 / 0098-55-12310000 (055-12310000 / 0-55-12310000) +98-55-12310001 / 0098-55-12310001 (055-12310001 / 0-55-12310001) +98-55-12310002 / 0098-55-12310002 (055-12310002 / 0-55-12310002) +98-55-12310003 / 0098-55-12310003 (055-12310003 / 0-55-12310003) +98-55-12310004 / 0098-55-12310004 (055-12310004 / 0-55-12310004) ...+98-55-xxxxxxxx / 0098-55-xxxxxxxx (055-xxxxxxxx / 0-55-xxxxxxxx) ...+98-55-12319995 / 0098-55-12319995 (055-12319995 / 0-55-12319995) +98-55-12319996 / 0098-55-12319996 (055-12319996 / 0-55-12319996) +98-55-12319997 / 0098-55-12319997 (055-12319997 / 0-55-12319997) +98-55-12319998 / 0098-55-12319998 (055-12319998 / 0-55-12319998) +98-55-12319999 / 0098-55-12319999 (055-12319999 / 0-55-12319999)