Urgent Support

Replacement SIM.

We'll help you secure your account and get you back connected quickly.

Call Now: 01908 737 500 WhatsApp Us

Take Action Straight Away

Call the TISA support line as soon as you notice the SIM is missing. We will apply a temporary block immediately so no unauthorised calls, texts, or data can be used. Our incident desk guides you through a secure replacement, typically getting you back online within two business days.

Lost or Stolen

Is Your Business SIM Missing?

Here is what happens when you report a lost or stolen SIM to our team.

Mobile phone security and SIM protection

1

Notify us

We confirm account details and lock the affected SIM in real time.
2

Authorise replacement

A new SIM is prepared for dispatch with a £7.00+VAT admin charge.
3

Verify delivery

We only ship to the registered business address to keep your numbers secure.

Step by Step

Replacement Process

Contact Support

Ring 01908 737 500 and share the SIM or mobile number so we can block it instantly.

Confirm Details

We verify authorised contacts and capture any incident notes needed for audit purposes.

Receive SIM

Despatched within two business days to your registered address with tracked Royal Mail service.

Activate

Once inserted, call us and we will switch service across, usually in under five minutes (allow up to 48 hours).

Important

Things to Note

Delivery Restrictions

A replacement SIM will ONLY be posted to your registered address. If your SIM was lost or stolen whilst abroad, you will have to wait to return to the UK. We cannot post it to anywhere else no matter the urgency or reason of your request.

Your Liability

You are liable for all calls made from your SIM. The onus is on you to report this to us at the earliest opportunity so that we can put the temporary block on your SIM.

Need Help with Your SIM?

Our support team is available during business hours to help you secure your account and get your replacement SIM.

01908 737 500 WhatsApp Us