To check your landline number, dial 199000 and an automated voice will call your telephone number back to you. For Smart Telecom Customers you will get a message staring with SMART TELECOM, followed by 2-4 digits.
Phone Set Up & Resources
For WLR information including how to check Landline number, Check Provider, Call Forwarding and Voicemail please refer to the following reference here.
To block numbers you will have to call our customer care team to add call bar on the line. Call 1890 940400 or 1918