Officials with Canada Post say an outbreak of COVID-19 has hit their massive facility.
They say 121 workers have tested positive since the start of the new year.
About 4,500 people work at the Dixie Road location.
A spokesman says public health officials have indicated most of the cases came from the broader community.
Body Found in Niagara on the Lake
Police are still near the shore of Lake Ontario, where a skull was first found on the weekend
Shoplifters Arrested in Niagara Falls Plaza
NRP say this was in a 2-day period last month
Police Dismantle Hidden Drug Lab
The NRP was called to a Niagara Falls mall over the weekend concerning a smell coming from a business
Driver Charged in Parking Lot Death
Police issued the charge after a boy was killed late July in a St. Catharines aquatic centre parking lot
Update: Suspect Considered Armed/Dangerous Captured
NRP say 6 firearms were stolen during break and enter
Speeders Nabbed During Back to School
The NRP were out on Tuesday, working in Community Safety Zones, issuing 50 speeding tickets and others
Niagara Falls Beer Store Closing
The local chapter of the UFCW union says the store on Bridge Street will close in November, one of six in Ontario
'You Have Your Community's Support': Campion
Welland mayor issues statement to the family of young child sexually assaulted over the weekend, adding this is impossible to fathom