APCPDCL
Unwanted Receiving messages

I am receiving messages like :

Dear Sir/Madam, Due date for Payment of electricity bill Rs. 291 for SC. No. SZ092411 IS 17-03. Pay immediately to avoid disconnection.

2nd service no. : 1105205337

These connections bill are not my house or flat. So, please help to unsubscribe the messages like this. Please anyone help me on this.