Area Code +98-56-(12290000...12299999) located in Birjand - آسو, South Khorasan (29), more detail is as below. Place International Dialing Code : 98 International Prefix : 00 National Prefix : 0 National Destination Code : 56 Subscriber Number From : 12290000 Subscriber Number To : 12299999 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 : 29 Region Name : South Khorasan City : Birjand - آسو Timezone : Asia/Tehran Coordinated Universal Time : +03:30 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 33.2300 Longitude : 59.4300 ‹ previous : +98-56-(12280000...12289999) next › : +98-56-(12320000...12329999) Dialling Instructions For trunk calls: 0 56 12290000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 98 56 12290000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 12290000 ~ 12299999 (Count: 10,000) Example: +98-56-12290000 / 0098-56-12290000 (056-12290000 / 0-56-12290000) +98-56-12290001 / 0098-56-12290001 (056-12290001 / 0-56-12290001) +98-56-12290002 / 0098-56-12290002 (056-12290002 / 0-56-12290002) +98-56-12290003 / 0098-56-12290003 (056-12290003 / 0-56-12290003) +98-56-12290004 / 0098-56-12290004 (056-12290004 / 0-56-12290004) ...+98-56-xxxxxxxx / 0098-56-xxxxxxxx (056-xxxxxxxx / 0-56-xxxxxxxx) ...+98-56-12299995 / 0098-56-12299995 (056-12299995 / 0-56-12299995) +98-56-12299996 / 0098-56-12299996 (056-12299996 / 0-56-12299996) +98-56-12299997 / 0098-56-12299997 (056-12299997 / 0-56-12299997) +98-56-12299998 / 0098-56-12299998 (056-12299998 / 0-56-12299998) +98-56-12299999 / 0098-56-12299999 (056-12299999 / 0-56-12299999)