Originally Posted by
Fastair345
Think you should call 3 times to establish the MATZ is closed.
This may have been true in the past, however both AIC 95/2008 and ENR 2.2 now contain only the following sentence:
"If, outside normal operating hours, no reply is received after two consecutive calls, pilots are advised to proceed with caution.".
I would read this as meaning that two unanswered calls can be taken to indicate that the MATZ is closed.
JD