Lines and Calls



Unique access to Openreach to ensure best possible service

CDI Comms isn’t just about handsets, cabling and systems support – we also offer the most competitive line rental and call rates in the market.
Whether you’re a Birmingham, West Midlands or Worcestershire based business, or much further afield,  our lines and calls services, like all our CDI Comms Services, are available to you.  Take advantage of the best lines and costs, whether you need just a few lines or a major multiple-office installation.
Our lines are sold or leased in packages to suit you – and if you aren’t sure what is going to be the best option for your business, just ask.  We’re always happy to help.
Here are a few options to consider:

Analogue, single lines, ISDN and SIP trunks.  

We can deliver and bill phone lines including:

  • Analogue
  • ISDN 2e
  • ISDN 30e
  • SIP
  • Redcare

Non-Geographic Numbers (0800,0845 & 03)
Another benefit of dealing with CDI, is our leading support team. When buying lines or calls from CDI you have access to a fully experienced team of support staff who project manage, install, and track faults. CDI give you access to there very own Maintenance Self Service Portal to raise and track live faults.
With our unique access to BT Openreach we can escalate issues quickly to ensure minimal disruption to clients.
For a free no obligation quote on your leased lines, or calls please contact us call us on 0121 458 4888

contact us via the below form or call us on 0121 458 4888.

ISDN Telephone Line | Office 25 | Office 35 | Office 45 | UK