Numbers with this prefix were first introduced in 2013.While 3127549013 was originally issued with the info above, the owner of the phone number (312) 754-9013 may have transferred it through a process called porting.
Caller name: Crossings
Caller type: Unknown
Constantly call every evening...never leave a message. I assume this is a robot call. I do not answer unknown callers & do not call back if a message hasn't been supplied. Annoying & wasteful; such calls/callers should be prosecuted and fined.