American neo-Nazi Scott Rhodes spoofed the CLIs of 4,959 calls that promoted his website and beliefs.
Truecaller’s app for blocking spam calls is reportedly stopping 50 calls per user per month in Brazil, well above the amount of spam received by US subscribers per their international tables.
The FCC issued the penalty to an Arizona business that made 2.3mn spoofed robocalls, but Commissioner Geoffrey Starks noted the poor record for collecting similar fines.
The New York Attorney General is also looking into reports of vote-suppressing robocall campaigns that began well ahead of Election Day, but which were allowed to continue unhindered.
Calls received by 66,606 phone lines over 11 months showed that voice spammers are unsophisticated but persistent.
An FCC order means traffic may be blocked if reasonable analytics suggests it would not be wanted by the recipient.
FCC Chairman Ajit Pai blasted the robocallers, who are also being sued by the Texas Attorney General.
The FCC and FTC accused telcos in Canada, the UK and USA of either originating or transmitting fraudulent robocalls.
A survey by the UK regulator found that fewer than half of landline and mobile subscribers had received a nuisance call in the previous four weeks.
Arnd Baranowski, Oculeus CEO, was the guest of RAG TV for a wide-ranging and topical discussion about the way IP networks have altered the fraud landscape and the mitigation of risks.