Season 0 of المكتب premiered on Julio 13 2006.

Season 1 of المكتب premiered on Marto 24 2005.

في هذا الموسم الأول من مسلسل "المكتب"، المدير الإقليمي في شركة داندر ميفلين مايكل سكوت (ستيف كاريل) يقود الفريق الوثائقي وموظفيه في رحلة من السلوكيات غير اللائقة، والتعليقات المضللة ولكن حسنة النية، وعدد لا حصر له من أساليب الإدارة السيئة.

Season 2 of المكتب premiered on Septembro 20 2005.

يواصل الموسم الثاني من هذا المسلسل الكوميدي الحائز على إعجاب النقاد متابعة الحياة اليومية للمدير الإقليمي في شركة داندر ميفلين مايكل سكوت (ستيف كاريل، "عذراء بالأربعين من العمر") وموظفيه المتناقضين مع بعضهم البعض.

Season 3 of المكتب premiered on Septembro 21 2006.

The season marked the move of main character Jim Halpert from Scranton to Stamford, and also introduced Rashida Jones as Karen Filippelli, and Ed Helms as Andy Bernard—both members of Dunder Mifflin Stamford—as recurring characters. The main plot for the early episodes of the season deals with a recurring problem in seasons one and two—the problem of company downsizing—while in the last half of the season, inter-office relationships also became a major plot point.

Season 4 of المكتب premiered on Septembro 27 2007.

Season four marked the departure of Karen Filippelli as a regular character, although she appeared for a few seconds in the first episode, "Fun Run" and in the sixth episode, "Branch Wars", as the regional manager of the Utica branch. Relationships again emerged as the main theme of the season, with Jim Halpert and Pam Beesley's rising, and Michael Scott and Jan Levinson's, as well as Dwight Schrute and Angela Martin's declining. Technology was another prevalent theme as the office staff struggled with initiatives introduced by Ryan Howard to modernize the company.

Season 5 of المكتب premiered on Septembro 24 2008.

Michael Scott and his fellow Dunder Mifflin-ites steal customers, frame co-workers, and indulge in intra-office love affairs.

Season 6 of المكتب premiered on Septembro 16 2009.

In Season 6, the crew faces romances, marriage, parenthood, new corporate ownership, Darryl’s rise to middle management, and a ball-busting new boss.

Season 7 of المكتب premiered on Septembro 22 2010.

In Season 7, Dwight is now the owner of the building, Andy is courting Erin, Jim and Pam struggle with being new parents, and past girlfriends haunt Michael.

Season 8 of المكتب premiered on Septembro 22 2011.

The eighth season largely centers around Andy Bernard's ascension to regional manager, as well as the antics of Robert California, the new CEO of Sabre, a fictional printer company that owns Dunder Mifflin. Halfway through the season, Dwight Schrute —along with Jim Halpert, Stanley Hudson, Ryan Howard, Erin Hannon, and Cathy —travel to Florida to help set up a Sabre Store, where Nellie Bertram is introduced.

Season 9 of المكتب premiered on Septembro 19 2012.

In Season 9, Andy finds his true calling in showbiz, Jim lands the job of his dreams, Erin struggles with love, and Angela's marriage isn’t what it seems.