Who called from 2560000000

I assume they're trying to capture a list of working cell phone numbers...

I received a call from this number.
No one answered.

Received call from same number on 1/5 to my cell phone.  Provided name and Company in my greeting but got the wrong number response from the young girl.  

Reported issue to cell service provided and asked to escalate to fraud department.  Also reported issue on the FTC do not call registry, and reported it to the FTC as a potential identity theft threat.  Addresses provided below.

https://complaints.donotcall.gov/complaint/complaintcheck.aspx
https://www.ftccomplaintassistant.gov/

I encourage everyone to report these calls in a similar matter to ensure that our identities are protected and the authorities understand the nature of these calls.

256-000-0000 Alabama Call, called 1-5-2010, I answered and the lady said, "I have the wrong number."  The same person called 10-2010, but left no message.

Received a call this morning fro 256-000-0000 young girl said she had the wrong number. Do anyone know what behind answering such a call