Address

Geiriadur Prifysgol Cymru
Centre for Advanced Welsh & Celtic Studies
National Library of Wales
Aberystwyth
Ceredigion     SY23 3HH
Wales

Telephone number

01970 639094 (from overseas: +44 1970 639094)

E-mail

gpc@geiriadur.ac.uk

Facebook

https://www.facebook.com/geiriadurGPC

Twitter

twitter.com/geiriadur

Tŵt.Cymru (Mastodon)

https://toot.wales/@geiriadurGPCtwitter.com/geiriadur

Instagram

https://www.instagram.com/geiriadur_gpc/