Area Code +98-31-(10000...13499999) located in Esfehan - اصفهان, Isfahan (04), more detail is as below. Place International Dialing Code : 98 International Prefix : 00 National Prefix : 0 National Destination Code : 31 Subscriber Number From : 10000 Subscriber Number To : 13499999 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 : 04 Region Name : Isfahan City : Esfehan - اصفهان Timezone : Asia/Tehran Coordinated Universal Time : +03:30 Daylight Saving Time : Yes National Significant Number Minimum Length : 7 Latitude : 32.6500 Longitude : 51.6800 ‹ previous : +98-29-(20000000...29999999) next › : +98-31-(13510...13519999) Dialling Instructions For trunk calls: 0 31 10000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 98 31 10000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 10000 ~ 13499999 (Count: 13,490,000) Example: +98-31-00010000 / 0098-31-00010000 (031-00010000 / 0-31-00010000) +98-31-00010001 / 0098-31-00010001 (031-00010001 / 0-31-00010001) +98-31-00010002 / 0098-31-00010002 (031-00010002 / 0-31-00010002) +98-31-00010003 / 0098-31-00010003 (031-00010003 / 0-31-00010003) +98-31-00010004 / 0098-31-00010004 (031-00010004 / 0-31-00010004) ...+98-31-xxxxxxxx / 0098-31-xxxxxxxx (031-xxxxxxxx / 0-31-xxxxxxxx) ...+98-31-13499995 / 0098-31-13499995 (031-13499995 / 0-31-13499995) +98-31-13499996 / 0098-31-13499996 (031-13499996 / 0-31-13499996) +98-31-13499997 / 0098-31-13499997 (031-13499997 / 0-31-13499997) +98-31-13499998 / 0098-31-13499998 (031-13499998 / 0-31-13499998) +98-31-13499999 / 0098-31-13499999 (031-13499999 / 0-31-13499999)