What is Phone Number 2129181115 And 021-29265555?

I have a question is Phone Number 2129181115 And 021-29265555.
– Who is the owner of the phone number.. They call me constantly every day at 2021-11-20 00:09:31

Can someone tell me what to do with 2129181115 And 021-29265555 ?

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Recent, Comment at 2021-11-20 00:09:31 by anonymous : How to block spam calls on iPhone