The Natrona County government's phone systems are set to be upgraded Tuesday evening, and a number of phone numbers will not be reachable during an hour-long period.

All of the county's government phone systems -- including those of the Natrona County Sheriff's Office, the Natrona County Detention Center, and the Regional Juvenile Detention Center -- will be down while the upgrade is implemented between 7 p.m. and 8 p.m. on Tuesday, March 27, 2018.

Non-emergency numbers of 235-9282 and 235-9300 will also be down during that time.

The 911 system will not be impacted, and will continue to function as normal.

The Natrona County Sheriff's Office is asking anyone who may need to report a crime or request assistance to call the Public Safety Communication Center at 307-235-8278 during the temporary outage.

In an emergency, call 911.