How to Change Your Phone Number with Lloyds Bank

Updating Your Contact Details and Mobile Number with Lloyds

Olesya Krasavtseva
Fact-checked by Olesya Krasavtseva
Content Editor at Prostobank Consulting Prostobank Consulting Logo
Updated: 01.09.2026
Table of Contents

Updating Your Contact Details

Keeping your contact information up to date with your bank is essential, particularly when your mobile number serves as the primary tool for receiving security codes and fraud alerts. If you recently switched mobile networks or got a new handset, you will need to update your phone number on your Lloyds Bank account to maintain secure digital access.

While you can manage many profile changes digitally, updating a telephone number requires careful verification to protect your funds from unauthorized access. Knowing the available methods and preparation steps prevents delays and ensures you can continue receiving verification texts without interruption.

Category Details
Available Methods Mobile banking app, Internet Banking, or telephone banking.
Processing Time Typically updates within a few minutes online, or up to 24 hours for manual reviews.
Eligibility Active Lloyds personal or business account holders with valid security credentials.
Key Requirements Your active debit card, login details, and access to both your old and new phone numbers if possible.

A bank client can change his financial number in one of the following ways:

  1. in the mobile app:
  • sign in to the mobile app
  • tap ‘More’
  • choose your name
  • press 'Your contact details'
  • click on the telephone number section
  • fill in your new mobile number
  1. in the NetBank:
  • sign in to the NetBank
  • choose ‘Your profile’
  • choose 'Change your contact details‘
  • choose ‘Change your phone number’
  • enter your new mobile number
  1. phone 03457 449 900 or +44 0 1539 736 626 from abroad and follow the prompts
  2. visit the nearest branches of Lloyds Bank

Troubleshooting Common Update Issues

MFA Security Code Not Arriving

Cause: When updating your number, the bank sends a verification code to your old mobile. If your old SIM card is already deactivated or has no signal, you cannot receive the text.

Fix: Insert your old SIM card temporarily if possible to receive the final confirmation text, or select the option to verify your identity using alternative security questions.

Fallback: Call telephone banking to update your number verbally with an advisor after passing security checks.

Browser Page Freezing During Update

Cause: Stored cache data or conflicting session cookies in your web browser can cause the profile settings page to hang right as you submit your new number.

Fix: Clear your browser's cache and cookies via the settings menu, or open a private browsing window before attempting the update again.

Fallback: Switch to the Lloyds mobile banking app or use a different device to modify your contact details.

Account Locked Due to Unrecognized Update Attempt

Cause: Changing critical security details like a phone number from an unrecognised device or foreign IP address can trigger automated fraud protections, temporarily freezing your account.

Fix: Check your email or mobile messages for an automated security alert from Lloyds Bank, and follow the instructions to confirm your identity.

Fallback: Contact customer support using the telephone number printed on the back of your debit card to clear the security block.

Pro-Tip from Olesya Krasavtseva, Content Editor at Prostobank Consulting: If you are completely changing your mobile number and no longer have access to your old SIM card, update your details through Internet Banking on a trusted home computer or tablet. This allows you to verify your identity using alternative security methods, such as a card reader or security questions, avoiding the trap of waiting for an SMS code on a defunct phone line.

Frequently Asked Questions

Why can't I update my phone number inside the mobile app?

A customer opens their banking app to change their phone number after switching providers, but the app blocks the change and requires a desktop login. Because updating critical security data carries a high risk of identity theft, banking systems sometimes restrict high-risk profile changes on secondary mobile devices. A limitation of this security protocol is that mobile apps cannot always verify complex identity shifts without deeper authentication steps. Your practical next step is to log into Internet Banking via a desktop web browser or call customer support to complete the update securely.

How long does it take for my new phone number to start receiving security texts?

An account holder updates their mobile number online and immediately tries to log in using an SMS code sent to the new device, only to find the text goes to the old number. Centralized bank databases update contact information quickly, but secondary security validation systems can experience a brief propagation delay before routing authentication texts to the new device. An exception to this rule is that manual updates processed through telephone banking or branch visits may require up to twenty-four hours for full system synchronization. Your practical next step is to wait a short while or test the update with a low-risk notification before initiating high-value transactions.

Official Bank Information

Lloyds Bank

Support: 0345-300-0000

SWIFT Code: LBGTGB22

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