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.
Niagara Region Concludes Toronto Meetings
Regional officials met with provincial politicians to discuss Niagara issues
Gates Calling for MRI Wait Time Reduction
He says the current wait of 306 days is nearly double that of a year ago, and it's getting worse
OPP Ready to Keep Roads/Water Safe
Sergeant Kerry Schmidt asking everyone to be mindful of making a wrong decision this holiday weekend
PM Challenged to Cut Gas Taxes for Summer
Conservatives say it'll reduce the price at the gas pumps by 35-cents a litre
Hoverlink Signs Lease Agreement
It's an agreement with St. Lawrence Seaway, enabling trips across Lake Ontario, taking traffic off the highway
Tory MP Listening for Housing Solutions
Scott Aitchison was in St. Catharines, and heard about declaring a building a municipal asset to reduce cost
NRP Citizen's Police Academy to Start
This is not meant to train anyone as a police officer, but learn more about the NRP
Meet Police at NRP Open House
It's tomorrow at Pen Centre, in honour of Police Week