Vandalism is being investigated as the cause of an Optus outage in parts of the NSW Hunter region.

NSW Police received a report this afternoon that a telecommunications tower on Maitland Road in Hexham had been impacted by malicious damage.

An Optus spokesperson said the outage may impact customers connecting to triple-0.

They said mobile voice and mobile data services were also impacted.

The outage has impacted customers in the Port Stephens and Maitland areas.

Optus said services have been restored to the majority of impacted areas, but technicians were on site working to complete the restoration.

The ABC understands welfare checks are underway in relation to failed attempts to connect to triple-0.

The damage to the tower is believed to have occurred at about 9:30am.

Police are u

See Full Page