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Carrier Pre-Selection (CPS) FAQs

Find useful FAQs to help you if you have a query about our Carrier Pre Select service.

How do I contact the BT Wholesale Carrier Pre-Selection (CPS) team?

If you’re a CPS service provider, you can contact our support team using our online contact us form.

 

If your question is about provisioning, for example checking Calling Line Identifier (CLI) for CPS service providers CPS Operator (CPSO) you can also contact us by eChat

Can I contact you by email?

You can contact us using our online contact us form – we’ll reply to your message by email.

 

If you’re unable to use the form, our team can be contacted directly using the addresses below:

 

Fault reporting: i.c.repair@bt.com

Provisioning issues: cps.carrier@bt.com

Can you help with a CPS status check for CPS Calling Line Identifier (CLI)

You can call the BT Wholesale CPS provision team on 0870 241 1419* for help checking Calling Line Identifier (CLI) for CPS service providers CPS Operator (CPSO).

 

Please use our online contact us form for all other questions.

 

*Our provisioning team can be contacted from 9am to 5pm, Monday to Friday. Sorry, we’re not open UK public and bank holidays. Calls are charged at up to 13p / minute plus your phone company’s access charge.

My CPS service isn’t working - who can I contact?

If you’re an end user of our CPS service, please contact your CPS service provider (or re-seller) who will contact the BT Wholesale CPS provision or repair team on your behalf.

 

Sorry, we’re unable to talk directly to end users.

Where can I find Carrier Pre-Selection (CPS) and Reseller Identity (RID) codes?

CPS codes are four digit codes starting with the digit 8 (e.g. 8xxx).

RID codes are three character alphabetic codes which are used in the Notification of Transfer (NoT) switching process.

 

You’ll find a full list of CPS and RID codes on the Ofcom website.

Where can I find more information about CPS statutory obligations by CPS Operator (CPSO).

You’ll find more information about CPS products and services, along with statutory obligations on the Ofcom website. Search for “Carrier Pre-Selection”.

Where can I find information about BT Wholesale’s CPS Service?

You’ll find more information about our CPS service on our Carrier Pre-Selection product page.

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