Telephone Line Validation
Check if a landline number is valid and still live.
⚠️ This service is deprecated in favour of the PhoneValidation
service. This service will remain operational for the foreseeable future, but the PhoneValidation
service should be used for all new development.
Overview
Check a landline number in real-time against the network.
The telephone line validation web service includes a simple method of verifying if a UK landline telephone number is valid and currently in-use.
Methods
The following methods are available in the service.