What is Phone Number 910317620 And 021 814 1000?

Can I ask a question is Phone Number 910317620 And 021 814 1000.
– Who is the owner of the phone number.. They call me constantly every day at 2021-11-28 19:22:23

Can someone tell me what to do with 910317620 And 021 814 1000 ?

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Thanks to your words, I have understood many things. Thank you!
Recent, Discussion at 2021-11-28 19:22:23 by Member : missed call alert