Area Code +98-121-(2530000...2539999) located in Amol - اوجاك, Mazandaran (21), more detail is as below. Place International Dialing Code : 98 International Prefix : 00 National Prefix : 0 National Destination Code : 121 Subscriber Number From : 2530000 Subscriber Number To : 2539999 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 : 21 Region Name : Mazandaran City : Amol - اوجاك Timezone : Asia/Tehran Coordinated Universal Time : +03:30 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 36.5700 Longitude : 52.4600 ‹ previous : +98-121-(2480000...2489999) next › : +98-121-(2550000...2559999) Dialling Instructions For trunk calls: 0 121 2530000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 98 121 2530000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2530000 ~ 2539999 (Count: 10,000) Example: +98-121-2530000 / 0098-121-2530000 (0121-2530000 / 0-121-2530000) +98-121-2530001 / 0098-121-2530001 (0121-2530001 / 0-121-2530001) +98-121-2530002 / 0098-121-2530002 (0121-2530002 / 0-121-2530002) +98-121-2530003 / 0098-121-2530003 (0121-2530003 / 0-121-2530003) +98-121-2530004 / 0098-121-2530004 (0121-2530004 / 0-121-2530004) ...+98-121-xxxxxxx / 0098-121-xxxxxxx (0121-xxxxxxx / 0-121-xxxxxxx) ...+98-121-2539995 / 0098-121-2539995 (0121-2539995 / 0-121-2539995) +98-121-2539996 / 0098-121-2539996 (0121-2539996 / 0-121-2539996) +98-121-2539997 / 0098-121-2539997 (0121-2539997 / 0-121-2539997) +98-121-2539998 / 0098-121-2539998 (0121-2539998 / 0-121-2539998) +98-121-2539999 / 0098-121-2539999 (0121-2539999 / 0-121-2539999)