Question 1

Is 0644640539 a spam number?

Accepted Answer

This number has no major reports yet. Caution is advised for any unknown call.

Question 2

Who called me from 0644640539?

Accepted Answer

This number is located in United States, operated by identified.

Question 3

Should I call back 0644640539?

Accepted Answer

Yes, you can call this number back. The community trust index is high (0/5). It is likely a reliable service or contact.

Question 4

How to block 0644640539?

Accepted Answer

On iPhone, tap the (i) in your recent calls then 'Block'. On Android, long-press the number in your call history and choose 'Block'.