Area Code +98-311-(3690...3690999) located in Esfehan - قلعه اميريه, Isfahan (04), more detail is as below. Place International Dialing Code : 98 International Prefix : 00 National Prefix : 0 National Destination Code : 311 Subscriber Number From : 3690 Subscriber Number To : 3690999 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 : 04 Region Name : Isfahan City : Esfehan - قلعه اميريه Timezone : Asia/Tehran Coordinated Universal Time : +03:30 Daylight Saving Time : Yes National Significant Number Minimum Length : 7 Latitude : 32.6600 Longitude : 51.6800 ‹ previous : +98-311-(3570...3579999) next › : +98-311-(3691...3691999) Dialling Instructions For trunk calls: 0 311 3690 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 98 311 3690 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3690 ~ 3690999 (Count: 3,687,310) Example: +98-311-0003690 / 0098-311-0003690 (0311-0003690 / 0-311-0003690) +98-311-0003691 / 0098-311-0003691 (0311-0003691 / 0-311-0003691) +98-311-0003692 / 0098-311-0003692 (0311-0003692 / 0-311-0003692) +98-311-0003693 / 0098-311-0003693 (0311-0003693 / 0-311-0003693) +98-311-0003694 / 0098-311-0003694 (0311-0003694 / 0-311-0003694) ...+98-311-xxxxxxx / 0098-311-xxxxxxx (0311-xxxxxxx / 0-311-xxxxxxx) ...+98-311-3690995 / 0098-311-3690995 (0311-3690995 / 0-311-3690995) +98-311-3690996 / 0098-311-3690996 (0311-3690996 / 0-311-3690996) +98-311-3690997 / 0098-311-3690997 (0311-3690997 / 0-311-3690997) +98-311-3690998 / 0098-311-3690998 (0311-3690998 / 0-311-3690998) +98-311-3690999 / 0098-311-3690999 (0311-3690999 / 0-311-3690999)