Zadarma

• You are not sure if the number is active;
• You would like to lower expenses on call-center operators’ salaries;
• You need to know if the contact is in roaming;
• You need to determine contact’s carrier (nowadays a lot of clients switch providers while keeping the same number);
• You would like to save up on SMS-notifications sent to inactive numbers

Cost of contacts actualization

Cost of number check through HLR lookup online - $0 007 For large clients we offer automatic discounts – cost per one request is $0 005

You can enter the list of contacts in a specific field or upload a file with contacts to an appropriate page in your personal account

Database actualization is also available through API interface

To submit the HLR lookup request you need to register on the website and proceed to your personal account