Destination: The switching centers route the call to the recipient's local exchange, and finally to their landline phone.
Number Portability
Number portability allows users to keep their landline phone numbers when switching service providers. This is facilitated by a centralized database that WhatsApp Number tracks number assignments and updates the routing information accordingly.
Adding Contacts
Most landline phones offer basic functionality for managing contacts:
Manual Entry: Users can manually input names and numbers into their contact list, often limited to speed dial or a small address book.
Caller ID: Many landline phones display the caller’s number, and sometimes name, if the information is available.
Blocking Numbers
To avoid unwanted calls, users can block specific numbers:
![Image](https://thphonenumbers.com/wp-content/uploads/2024/07/WhatsApp-Number.png)
Phone Settings: Some advanced landline phones have built-in options to block calls from specific numbers.
Carrier Services: Many telephone service providers offer call blocking services and spam filtering options for landline numbers.
Privacy and Security Tips
Protecting Your Number