Unsolicited call suspected scam

No message left

Caller: Don’t know

When I tried to ring back it said check your number and try again so it’s a scam

No message left. Blocked

Didn't leave a message.

Missed call from this number - called back and instantly got the "Optus advises that this number is disconnected"

Caller: Scammer/telemarketer

A Lady called and claimed to be from an electricity provider info of bill changes - She knew none of our business details but claimed to be involved with our business - I would be very cautious with providing this number with any business details

Caller: blocked number

scamer blokker thanx telcos you assoles give this scum features like return call number blocking...... enabling the calling number to be able to change daliy to get around number blocking on our phones.....allow them to use ghost numbers.....aid known scamers......

Trying to sell me on energy providers