Karaj and Suburbs Bus Organization

{{Infobox Bus transit

| name = Karaj and Suburbs Bus Organization
سازمان اتوبوسرانی کرج و حومه

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| founded = September 22, 1991{{cite web|url=http://karajbus.com/history.aspx|title=تاریخچه سازمان|publisher=karajbus.com|accessdate=2015-07-05|archive-date=2017-06-09|archive-url=https://web.archive.org/web/20170609190338/http://karajbus.com/history.aspx|url-status=dead}}

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| service_area = Karaj-Kamalshahr, Alborz Province
{{flag|Iran}}

| service_type = Bus service

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| routes = 65 Routes{{cite web |url=http://karajbus.com/price.aspx |title=نرخ کرایه ها | جدول (پیشنهادی ) افزایش کرایه خطوط اتوبوسرانی کرج (1394) که در تاریخ 16/1/1394 به تصویب شورای سازمان رسیده است . قیمت ها به ریال میباشد. |publisher=karajbus.com |accessdate=2015-07-05 |archive-date=2017-06-11 |archive-url=https://web.archive.org/web/20170611190530/http://karajbus.com/price.aspx |url-status=dead }}

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| fleet = ~800 Buses

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| operator = Karaj City Municipality

| ceo = Mehrdad Kiyani{{cite web|url=http://karajbus.com/mypage.aspx|title=اطلاعات مدیران|publisher=karajbus.com|accessdate=2015-07-05}}

| website = [http://karajbus.com/ سازمان اتوبوسرانی کرج و حومه]

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Karaj and Suburbs Bus Organization ({{langx|fa|سازمان اتوبوسرانی کرج و حومه}}) is a public transport agency running Transit buses in Karaj and surrounding cities in Alborz Province, Iran.