Area Code +98-231-(3423000...3423999) located in Semnan - بيابانك, Semnān (12), more detail is as below. Place International Dialing Code : 98 International Prefix : 00 National Prefix : 0 National Destination Code : 231 Subscriber Number From : 3423000 Subscriber Number To : 3423999 National Destination Code Length : 3 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 : 12 Region Name : Semnān City : Semnan - بيابانك Timezone : Asia/Tehran Coordinated Universal Time : +03:30 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 35.2300 Longitude : 54.4300 ‹ previous : +98-231-(3420000...3420999) next › : +98-231-(3440000...3449999) Dialling Instructions For trunk calls: 0 231 3423000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 98 231 3423000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3423000 ~ 3423999 (Count: 1,000) Example: +98-231-3423000 / 0098-231-3423000 (0231-3423000 / 0-231-3423000) +98-231-3423001 / 0098-231-3423001 (0231-3423001 / 0-231-3423001) +98-231-3423002 / 0098-231-3423002 (0231-3423002 / 0-231-3423002) +98-231-3423003 / 0098-231-3423003 (0231-3423003 / 0-231-3423003) +98-231-3423004 / 0098-231-3423004 (0231-3423004 / 0-231-3423004) ...+98-231-xxxxxxx / 0098-231-xxxxxxx (0231-xxxxxxx / 0-231-xxxxxxx) ...+98-231-3423995 / 0098-231-3423995 (0231-3423995 / 0-231-3423995) +98-231-3423996 / 0098-231-3423996 (0231-3423996 / 0-231-3423996) +98-231-3423997 / 0098-231-3423997 (0231-3423997 / 0-231-3423997) +98-231-3423998 / 0098-231-3423998 (0231-3423998 / 0-231-3423998) +98-231-3423999 / 0098-231-3423999 (0231-3423999 / 0-231-3423999)