Phone Number Validation

Identify active numbers to significantly boost your conversation and sales conversion rates.

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Live Line Status

We use HLR Lookup (Mobile Validation) to check mobile phone data and the Landline Validation service to verify the validity of landline numbers in the UK. Call our team on 01304 383838 for pricing.

You can securely upload your file of phone numbers to us, and we’ll process it through our NumberCheck system. Once completed, we will provide you with a clean file along with a comprehensive report indicating which numbers are inactive, enabling you to use only live, functional contacts.

Report

Our report includes details on the following line conditions:

  • Live: The number is working.
  • Inactive: The number does not connect.
  • Invalid: The number is not a valid phone number.

Why choose Selectabase

Fast, efficient and fully compliant

NumberCheck ensures the accuracy of your contact data by cross-referencing landline and mobile numbers with active network databases. This enhances connection rates, saves time, and increases the efficiency of your campaigns.

Simply upload your file using our secure file upload facility within your Selectabase account. We will efficiently process your data through the NumberCheck system and return your file along with a comprehensive report within one working day.

We guarantee that there will be no silent or abandoned calls – numbers are checked automatically without any disturbance. Your information is handled with the utmost care and security, ensuring a smooth and reliable experience.

  • Sales and Service Calls: Calling only “live” numbers can significantly boost conversation and sales conversion rates while also enhancing team morale by engaging with more customers.
  • Marketing & Customer Service SMS Messaging: Regularly sending SMS to your customer base? Using an HLR lookup service optimises your SMS campaigns, ensuring you don’t waste resources on dead or inactive numbers.
  • Compliance: Regularly cleaning your data improves compliance with GDPR and other regulatory requirements, helping you maintain a strong reputation and avoid penalties.
  • CRM and Database Management: Many CRMs limit the number of records you can store and charge extra fees. Avoid wasting space and resources on ineffective data that unnecessarily bloats your system.

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