Who called from 7324408054

Just had 3 calls from this number and as stated before I don't answer unknown calls on cell when I am at work.  All 3 times it left a voice mail as well.  Not sure about billing collections as it is my work cell and nothing is attached to this number that would have a overdue balance on it but it has been blocked.  Problem solved.

Theyve called me 3 times today and left some nonsense message about debt

Greet caller with "First Credit Services". Also calling from 626-213-2648.

Left no message.

It's debt collector, blocked the number.