The Monmouthshire Building Society Online Banking Services


The Monmouthshire Building Society  – serving customers from 1 location in UK.

The Monmouthshire Building Society Online Banking Services Info:

  • Find Branch Locations and Hours
  • Website – www.monbs.com
  • The Monmouthshire Building Society Login page
  • The Monmouthshire Building Society Enrollment page
  • Customer Service Telephone – 01633 844 340
  • Swift Code –  MBUSGB21

Important The Monmouthshire Building Society Company Phone Numbers:

Customer Service Telephone:  01633 844 370

Report a Lost/Stolen The Monmouthshire Building Society Debit Card or Fraudulent Charges: 01633 844 345

Report a Lost/Stolen The Monmouthshire Building Society Credit Card or Fraudulent Charges: 01633 844 345