They were stopped by a team of officers patrolling the area around Cranhill Park, close to where the 53-year-old was killed.
A Police Scotland spokeswoman confirmed 75 local residents were stopped during the operation.
Detectives hunting Mrs Campbell's killer said they had received a "good response" from the public. Police are expected to sift through information from the operation and a dedicated e-mail address has also been set up - firstname.lastname@example.org
Mrs Campbell's body was found in Cranhill Park - just yards from her home - last Saturday morning. Her husband went to look for her after she didn't come home and found her body. Detective Chief Inspector Colin Carey, said: "This is a major investigation with over 40 detectives dedicated to the inquiry.
"So far the response from the public has been encouraging. However, we still have to establish the exact circumstances surrounding Mrs Campbell's death and a motive for her murder."
He said Mrs Campbell's family have been left "devastated" by her death. Detectives have been speaking to her neighbours in an attempt to piece together Mrs Campbell's final movements.
She was last seen nine hours before her body was discovered.
Mrs Campbell was spotted on CCTV at 10.30pm on Friday near to Cranhill Park, where her body was found the next morning.
She was seen walking in the area around Bellrock Street, next to the park, wearing pyjama bottoms and a black 3/4 length puffer style jacket with a black hood.
Mrs Campbell had left her flat in Bellrock Street to walk her German Shepherd, Kai.