Hours this week
Day of weekOpening times
Monday10:00 am - 9:00 pm
Tuesday10:00 am - 9:00 pm
Wednesday10:00 am - 9:00 pm
Thursday10:00 am - 9:00 pm
Friday10:00 am - 6:00 pm
Saturday10:00 am - 5:00 pm
Sunday1:00 pm - 5:00 pm

Next holiday closure: Feb 20, 2017

  • The branch will be closed on Sundays, from June 12 to September 4, 2016.
    120 Metcalfe
    OttawaOntario K1P 5M2
    613-580-2940 (Infoservice)

Nearest branches

377 Rideau
1049 Bank
18 Rosemount

What's happening at Main

With a title like Blueprint for Revolution – How to Use Rice Pudding, Lego...
Blog entry
Published in 2014, “Noble Illusions: Young Canada Goes to War” is a concise book...
Blog entry
Celebrate Family Day with stories about families, and make your own family tree! For ages 7-12. / Célèbre le jour de la famille en écoutant...


Saturday Feb 11, 2017 at 10:30am

Stop by and receive information about University of Ottawa Community Legal Clinic (UOCLC) services. Please note that legal advice cannot be provided.


Thursday Feb 2, 2017 at 12:00pm / until Mar 17, 2017

The Scottish Diaspora Tapestry project involves communities around the world in celebration of Scottish heritage and culture, the people and places which connect Scotland to...


Thursday Jan 19, 2017 at 2:00pm

List of meeting rooms, capacities and links to reserve.
Title Capacity Rates Note Book this room
Room B125 35 Regular Room Rates Includes a whiteboard (no markers). Does not include cords, laptop, or technical assistance. There is no screen in the room , but it is possible to project onto the wall.
Auditorium 189 Auditorium Rates Includes a podium and microphone. If you require a table in the lobby please add to the note field. Does not include cords, a laptop or technical assistance. There is no screen in the auditorium, but it is possible to project onto the wall.

Branch features

The hub of the 33-branch OPL system, the Main branch the largest library in the system, with the greatest selection of material of all kinds and the most public access Internet stations in the city. Located downtown in the heart of the business and government communities, the Main branch is the place for reference services, including the Ottawa Room, which holds an extensive collection of local historical documents.

The Main branch received these improvements in 2014.

  • Renovated children’s area including a new floor plan with improved sight lines
  • Furniture upgrades
  • Increased public space on the 3rd floor
  • Consolidation of all bookable public internet computers for adults, on the 3rd floor
  • RFID technology installation
  • New point of service