As a DCU student, you have access to a huge range of academic print and online collections, which we are making available in new and convenient ways.  We are expanding seat bookings in both libraries, to offer quiet, Wifi enabled study access to those who need it. 

We have an experienced, friendly team of staff who can help you get to grips with your academic learning experience, so do let us know if you have any questions.

Check the following sections for full details of our services & supports during 2020/21.



O'Reilly Library

O’Reilly Library is located at the end of the Mall on the Glasnevin Campus. 

Students in Nursing, Business, Sciences, Maths, Engineering, Law & Government, and Communications will find a huge range of tailored print resources available to them here.

Campus maps here.   

Cregan Library

Cregan Library

Cregan Library is located in the G Block on the St Patricks’ Campus. 

Students based on St Patrick’s Campus, and also on All Hallows Campus and studying all aspects of Education and many Humanities subjects, can find key print collections here to support their academic study.

Campus maps here.  


Remember to bring your student DCU ID card when visiting our libraries. 

Check Opening Hours page


How to Borrow

Traditional book browsing is unavailable at this time, in line with University Health & Safety guidelines. To access our print content please request via:

Click and Collect 

You can now reserve books via Click + Collect which are either on loan or on the shelf, and you can collect them in O’Reilly or Cregan, whichever is more convenient.

You can request up to ten books at a time and all loans will be pre-issued for 3 weeks.

Scan and Send 

If you need a book chapter or a journal article which isn’t available online, use the Scan & Send service. We can supply a digital copy from DCU library's print collections, straight to your DCU email address.

Book Postal Service 

This service was available from 8th March 2021 - 16th April 2021 and is now CLOSED

Order up to 5 print books online through our Pick & Post service. DCU Library will cover the cost of posting your selected items to you, and also the cost of returning items. Strictly one order per person.




How to Return

We have made it easier than ever for DCU staff and students to return material to us - in addition to 24/7 availability for the O’Reilly return facility, our Cregan Library return facility is now available when library building is open.

Let us know if you have any questions about returns by emailing

Note: no fines have been imposed on books borrowed in 2020  

Return your items to the Return Facility located at both Libraries. Our return facilities can receive material from both libraries.


O'Reilly book bin


O’Reilly Library, Glasnevin Campus

Open 24/7
Located on the outside wall, left of the revolving door


Cregan book bin


Cregan Library, St. Patrick's Campus

Located inside the Foyer on the ground floor.

Available when library building is open.

Not able to make it to campus to return your books?

Please return any loan(s) via Registered Post to its home library. :

O’Reilly Library
DCU Glasnevin Campus       
Dublin 9
D09 V209

Cregan Library
DCU St. Patrick's Campus
Dublin 9
D09 AW21

Terms & Conditions to Note

  • Borrowers are deemed responsible for library items until received back by library staff and removed from the borrowers account. 
  • Overdue loans will restrict your ability to borrow and renew additional material. 
  • Overdue loans may also impact your ability to book a study seat 
  • No fines are being charged at this time.


Note: In compliance with Covid safety guidelines, all items returned will be quarantined for 72 hours


How to Renew

Not finished with a book by its due date? No problem! It’s easy to go online and renew your loan.

  • Visit the Library website and select the My Library Account  quick link, enter your borrower number (8-digit student number) and Library PIN 
  • Click on the ‘Renew’ button beside the loans you wish to hold on to
  • Loans can be renewed a maximum of 3 times before they must be returned

Alternatively, contact the library by email or phone to renew any loans (please reference your student number):

O'Reilly Library
P: 01 700 5041
Cregan Library
P: 01 700 9134


Terms & Conditions to Note


  • Please note Cregan and O’Reilly self-service machines are not available - in line with University Health & Safety guidelines
  • Loans that have been reserved by another borrower cannot be renewed
  • Overdue loans cannot be renewed


As a DCU registered student you have access to a personal library account to allow you to keep track of loan dates, renewals, and reservations.

  • To log into your account, look for the My Library Account quick link on the Library website
  • Enter your borrower number and your Library PIN
  • Your Library PIN is a 4-digit code which can be requested from


A Library PIN is necessary to:

  • Log into your library account to view due dates of any loans
  • Renew any loan(s) online
  • Request an item online through the library catalogue as Click + Collect
library account

My Library Account

To get access to any of our extensive online resources (ebooks, journals and databases), always search for it on the library website and log in with your DCU username and password, when prompted. 

Get in touch with if you encounter any issues accessing any of our online content.

If you forget your DCU username and password please contact ISS


DCU Library provides access to over 200,000 Ebooks in a wide range of subjects and research interests.

When accessing an Ebook, students and staff will be prompted to enter their DCU username and password.

This video outlines how to search and access an Ebook from the library catalogue:

Check here for more information on our Ebook collection

Book A Seat 

If you wish to study in the Library, you must reserve a seat through our online booking service
Book A Seat.

  • Limited seating is available in both O’Reilly Library and Cregan Library. 
  • To ensure the safety of both library users and staff, please familiarise yourself with the
  • Library Study Regulations.
  • We ask that you do not attend any bookings if you are feeling unwell or have any symptoms of Covid-19.


  • This is a pilot seat access scheme and will be constantly reviewed and revised depending on the University Health and Safety guidelines during the academic year 2020-21
  • We are unable to offer walk-in access for study spaces at this time

For queries on this service, please email



Our team of friendly and professional Information Services Staff are online and available to help you get the best out of the wide array of print/online collections, and the support services available to you.

Areas we can help with include:

  • Finding books and e-books on your reading lists, and using the library catalogue
  • Help using the Click + Collect, and Scan & Send services 
  • Locating subject information for your assignments and class projects
  • Help searching library databases for academic journal articles 
  • Help with citing and referencing / avoiding plagiarism queries

Email us, we are here to help.

O'Reilly Library     
Cregan Library



Our team of Subject Librarians have designed helpful subject guides. Each guide brings together the best quality information resources available for a given subject. Find out how to search for books and journal articles in your subject area, and how to cite and reference your sources correctly. 

To get started, choose your subject from the Subject Guides list 

You will also find the contact details of your Subject Librarian who is available to advise and help you with your research.  Your Subject Librarian can advise on:

  • Finding quality resources for your essays and projects
  • Devising an effective search strategy
  • Using the best resources for your discipline
  • Citing and referencing sources


The Library will run various Classes and Workshops online via Zoom to help build student skills in finding, using and organising information:

Zotero - reference management software  

Citing & Referencing -  help with all your citing & referencing questions

Check the Classes and Workshops Calendar for full details 


Our suite of dedicated research tutorials called LETS are available to students via Loop. These are designed to help students locate, evaluate and use information ethically and effectively. 

LETS includes tutorials on:

  • locating books and journal articles 
  • searching library databases 
  • effective search techniques, what is plagiarism? And how to avoid it 
  • how to cite and reference


If you have any questions about the library or need any advice on how to get the best out of our many resources, please feel free to contact us using the details below.

We are always happy to help!

O'Reilly Library             

Information Services

Issue Desk
T: + 353 (1) 700 5041

Cregan Library

Information Services

Issue Desk
T: +353 (1) 700 9134

For real time up to date information on library developments and news follow DCU Library:

Instagram           dcu_library
Twitter            @DCULIB
Facebook @dculibrary


Due to University Health & Safety restrictions we are not able to offer the following services and facilities at this time:

  • Walk in study access
  • Group Study Room bookings
  • Face to face helpdesk support at both the Issue Desk and Information Services
  • Fine payments in cash
  • Taught masters dissertation access
  • Browsing of shelves
  • Self-service machines
  • Library Cafes
  • Sensory pods
  • Access to other libraries in Ireland/UK
  • Alumni membership

We will review access to these services when safe to do so, during the upcoming academic year.