About us


Simunix is the development team behind ukphonebook.com. We also offer our services via T2A Web Services API, 118 365 directory assistance number and our powerful corporate service; ORBIS.

Our dataset is made up of over 130 million records including:

  • Directory enquiries information from the full UK telephone directory
  • Address information from the Royal Mail Postal Address Finder (PAF)
  • People information from the UK Electoral Roll
  • Company and director information from Companies House data
  • Telephone number screening information from the TPS and CTPS registers

We work closely with all our customers to ensure we are delivering services that meet their needs and are always happy to hear your thoughts. Please don't hesitate to contact us if you have any questions.

Visit our blog to find out about new developments and breaking news for the directory solutions industry.

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