Area Code +98-23-(10000000...12999999) located in Semnan - سمنان, Semnān (12), more detail is as below. Place International Dialing Code : 98 International Prefix : 00 National Prefix : 0 National Destination Code : 23 Subscriber Number From : 10000000 Subscriber Number To : 12999999 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 : 12 Region Name : Semnān City : Semnan - سمنان Timezone : Asia/Tehran Coordinated Universal Time : +03:30 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 35.5700 Longitude : 53.4000 ‹ previous : +98-22-(90000000...99999999) next › : +98-23-(13350000...13359999) Dialling Instructions For trunk calls: 0 23 10000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 98 23 10000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 10000000 ~ 12999999 (Count: 3,000,000) Example: +98-23-10000000 / 0098-23-10000000 (023-10000000 / 0-23-10000000) +98-23-10000001 / 0098-23-10000001 (023-10000001 / 0-23-10000001) +98-23-10000002 / 0098-23-10000002 (023-10000002 / 0-23-10000002) +98-23-10000003 / 0098-23-10000003 (023-10000003 / 0-23-10000003) +98-23-10000004 / 0098-23-10000004 (023-10000004 / 0-23-10000004) ...+98-23-xxxxxxxx / 0098-23-xxxxxxxx (023-xxxxxxxx / 0-23-xxxxxxxx) ...+98-23-12999995 / 0098-23-12999995 (023-12999995 / 0-23-12999995) +98-23-12999996 / 0098-23-12999996 (023-12999996 / 0-23-12999996) +98-23-12999997 / 0098-23-12999997 (023-12999997 / 0-23-12999997) +98-23-12999998 / 0098-23-12999998 (023-12999998 / 0-23-12999998) +98-23-12999999 / 0098-23-12999999 (023-12999999 / 0-23-12999999)