You are receiving a call from an inmate at Mecklenburg County Jail in Charlotte, NC.  They cannot leave messages.  You cannot call that number, as it is an outgoing-only line.

Feel free to accept the call as it is free and not tolled like most jail phone calls.

It is most definatley NOT I.C.E.

It is indeed the Mecklenburg County jail. Someone that you know is in jail.

Rec'd call from 704-972-1957 at 5:13 this morning. Understand that this is the  Mecklenburg County jail. No one I know is in jail.

have received 3 calls today Saturday, Sept 25, 2010 -  Don't know who is trying to get in touch with me.  My phone will not accept collect calls.

This phone number is the Mecklenburg County Jail, and someone you know is calling you who needs to post bail.  
You can find out who by looking at the following website.  Keep in mind the site is only updated every three hours.  The person who I know was arrested8 hours prior to the charge being located on the website.  I could not find him/her in the inmate search, because she/he was still in processing.   http://arrestinquiryweb.co.mecklenburg.nc.us/ 

704-972-1954, 704-972-1957 both numbers are from the jail.