Who called from 2144161600

It is from Dallas.It called me many times They called me in Europe from Dallas.When i answer they close it.Scam telephones.

I recieved phone calls from this number. My location is in Greece.They don't answer me.

I have also received calls today from this number. I am located in Greece.  Did you give your telephone number or business card to an unknown person recently?  I did.

IT IS NOT FROM DALAS.....IT IS FROM ATHENS BUT NOT OTE....I AM TRYING TO FIND FROM WHICH COMMUNICATION COMPANY IT IS

ΕΙΜΑΙ ΑΠΟ ΕΛΛΑΔΑ ΚΑΙ ΜΕΝΩ ΣΤΗΝ ΘΕΣΣΑΛΟΝΙΚΗ. ΕΔΩ ΚΑΙ ΜΙΑ ΕΒΔΟΜΑΔΑ ΜΕ ΚΑΛΕΙ ΑΥΤΟΣ Ο ΑΡΙΘΜΟΣ ΚΑΙ ΑΚΟΥΓΩΝΤΑΙ ΔΙΑΦΟΡΕΣ ΦΩΝΕΣ ΑΠΟ ΜΕΣΑ. ΔΕΝ ΞΕΡΩ ΣΕ ΤΙ ΓΛΩΣΣΑ ΜΙΛΟΥΝ. ΜΗΠΩΣ ΓΝΩΡΙΖΕΤΑΙ ΠΟΥ ΑΝΗΚΕΙ?