Welcome to Ask SINAGα, your Service-Oriented, INformative, Academic Group of UPD Librarians! A place on the Web wherein you can get help from our Reference Librarians through instant messaging, chat and webform, 24/7 access. 

Chat live and ask your question
We are online from Monday to Saturday
8:00 AM – 5:00 PM on weekdays
8:00 AM – 5:00 PM on Saturdays

Facebook Chat

Reference service provided over the internet by the Main Library. Students and faculty log in with their Facebook account and they can ask for assistance from the reference librarians during service hours. You can enter Facebook Chat by clicking the message button below.

If you don’t have a Facebook account then you may also reach us through more traditional means like web form, email and telephone, as well as on other social media platforms such as Twitter, Discord, and Mastodon.

Web Form



(+632) 8-981-8500 local 2861


If you have a Twitter account, send us a message via Twitter DM by clicking the button below. For updates you can also follow us at @UPDLibrary.


The Main Library does not have its own Discord server. Instead we have a few library staff who assist in answering queries at the DLRC Kapihan server. UPD students are welcome to join this server which is managed by the Diliman Learning Resource Center in partnership with UP LISSA.


If you have a Mastodon account, you can also follow us at

Terms of Service

By contacting the UP Diliman University Library through the abovementioned, you agree to adhere to our Reference Correspondence Policy.

Moreover, in compliance with the UP Diliman Privacy Policy, all personal information received through the abovementioned media shall only be use for coordination and records purposes of the UP Diliman University Library. In no event will any of the information provided will be forwarded to other persons or entities. A detailed statement on how the UP Diliman University Library uses your data is provided in the Reference Privacy Notice.


About Ask SINAG

Were you curious on how Ask SINAG came to be? Take a gander at our Chat Reference Branding page.

α – Use of the word ‘SINAG’ in branding of library services is with written permission from CSSP SINAG as of 11 February 2022.