Who called from 2136229740

Our Company has received 18 calls from this number over the past month.  Callers are now threatening and using vulgar language when told we do not accept solicitation calls.

MY EMPLOYER HAS BEEN RECEIVING MANY CALLS ALMOST DAILY FROM THIS NUMBER. MY STAFF IS BEING CONSTANLY HARRASSED BY DIFFERENT CALLERS EACH TIME THEY CALL. DO NOT ACCEPT THESE CALLS AND CONTINUE TO FIGHT TERRORISM ANYWAY YOU CAN!

No voicemail.

our company get many calls from this number and when try to return call says number not in service.....is this a telemarketing number???

Received 3 calls within 3 minutes from this number.  3 voice mails recorded but no voice can be heard.