FCC, FTC Demand Gateway Providers Cut Off Covid-19 Robocall Scammers [pdf]
docs.fcc.gov
docs.fcc.gov
> SIPJoin of Suffolk, Virginia; Connexum of Orange, California; and VoIP Terminator/BLMarketing of Lake Mary, Florida
SIPJoin: http://www.sipjoin.com/wholesale, http://www.sipjoin.com/about-us
Connexum, a subsidiary of Gawk (https://www.globenewswire.com/news-release/2016/02/02/124061...): https://www.gawk.com/voice-servers.php, https://www.gawk.com/about-us.php
VoIP Terminator/BLMarketing: https://www.voipterminator.com/
Here’s the FCC letters sent to these carriers, which name the customers as well: https://docs.fcc.gov/public/attachments/DOC-363522A4.pdf (about “VoIPMax,” Philippines), https://docs.fcc.gov/public/attachments/DOC-363522A3.pdf (same), https://docs.fcc.gov/public/attachments/DOC-363522A5.pdf (about “Oberlo Peer BPO,” Pakistan)