Hi I am also Ottawa applicant, my timeline is :
We received your application for Canadian citizenship (grant of citizenship) on October, 2011.
We sent you a letter acknowledging receipt of your application(s), and a study book called Discover Canada on October, 2011. Please consider delays in mail delivery before contacting us.
We started processing your application on September, 2012.
We sent you a notice on April, 2014 to appear and write the citizenship test on May 20, 2014 at 8:15 AM. The notice you will receive by mail will be your official confirmation of your appointment. If you have not received this notice prior to the date of your scheduled appointment, please contact us.
We sent you a letter on October, 2014. If you have not yet provided the information or the requested documents, please do so as soon as possible. Please wait until you receive the letter before sending us additional information, as the letter will outline all information that is required. Please consider delays in mail delivery before contacting us.
We sent you a letter on April, 2015. If you have not yet provided the information or the requested documents, please do so as soon as possible. Please wait until you receive the letter before sending us additional information, as the letter will outline all information that is required. Please consider delays in mail delivery before contacting us.
Last week I called cic to find out next, they said that "review is done in st. clare office your file is in Ottawa office to schedule Oath "