Enw’r Banc
Manylion cysylltu
Cyfryngau Cymdeithasol / Arall
Barclays
https://bank.barclays.co.uk/olb/authlogin/contactUsContainer.do#/contactUs
https://bank.barclays.co.uk/olb/balances/PersonalFinancialSummary.action#/custserv/ContactUs
Llinell gwyno i’r cyhoedd:
0800 282 390
Llinell Gymraeg: 0333 202 7450
https://twitter.com/barclaysukhelp
https://twitter.com/Barclays/
https://twitter.com/BarclaysUK/
Sgwrs fyw: https://www.barclays.co.uk/help/contact-us/complaints/all-other-complaints/Non-Barclays-customer/
Cwyn swyddogol: https://www.barclays.co.uk/help/making-a-complaint/how-do-i-make-a-complaint-/
HSBC
customer.care.team@hsbc.com
Cwsmeriaid:
03457 404404
Cyhoedd:
03456 040626
Llinell Gymraeg:
03457 030304
https://www.facebook.com/HSBC/?brand_redir=594815570615947
https://twitter.com/HSBC_UK
https://twitter.com/HSBC/
Sgwrs fyw: https://www.hsbc.co.uk/1/2/linklaunch/contactandsupport#
Post:
Customer Care Team, HSBC Bank Plc, PO Box 6125, Coventry, CV3 9GW.
Ffurflen gwyno: https://hsss.hsbc.co.uk/ukpersonal/contactforms/contactus_complain.jsp?nrfb=false
NatWest
Cwsmeriaid: 03457 888 444
Llinell Gymraeg: 01248 671222
https://www.facebook.com/NatWest
https://twitter.com/natwest_help
Sgwrs fyw: https://personal.natwest.com/personal/support-centre/how-to-complain/complaints-here-to-help.html
Ffurflen gwyno: https://www.natwest.com/global/contact-us/complain-js.ashx
Santander
0800 9 123 123
0800 389 7000
Llinell gwynion: 0800 171 2171
https://twitter.com/santanderukhelp
Post: Complaints, Santander UK PLC, PO Box 1125, Bradford BD1 9PG
Lloyds
Llinell Gymraeg: 08450728003
0345 602 1997
Llinell gwynion: 0800 072 3572
https://www.facebook.com/lloydsbank/
https://twitter.com/AskLloydsBank
Lloyds Bank plc, BX1 1LT
Ffurflen gwyno: https://secure.lloydsbank.com/retail/contact_us/how-we-can-help.asp
TSB
03459 758 758
https://twitter.com/TSB
https://www.facebook.com/TSBbankUK
Ffurflen gwyno: https://www2.tsb.co.uk/help/complaint-form/?site=public&d=Any