The security alert at Enniskeen in Craigavon is now over.
Inspector Adam Ruston said at around 1.45pm, police attended a report of a suspicious object located in the area.
The object, which has been declared as a viable device, has been taken away for further forensic examinations.
He added: “We would like to thank those affected by this alert for their patience during this proactive policing operation.
“Our enquiries are continuing and we would ask anyone with any information which could assist with our enquiries to call us on the non-emergency number 101 quoting reference number 1244 of 01/11/21.
“A report can also be submitted online using the non-emergency reporting form via http://www.psni.police.uk/