Most of the 15 dogs reported missing areGerman Shepherds,RottweilersorBoxers.
The Humane Society says very few of them are turning up in its local shelter, a possible sign they are being abused.
"They're often used for, as fighting dogs and also for training fighting dogs," says Corky O'Connor of the Moore County Animal Shelter.
One of the dogs missing is an 8-year-old Boxer named Adolph.
His owners say even when he strayed from their four-acre property, he always came home at the end of the day.
The Moore County Sheriff's Department says it has not seen an increase in missing dogs. But the department did crack a dog-fighting ring in the northern part of the county two years ago.
National Pet Recovery is a private company that handles missing dog cases across the country. Nearly half of their work involves stolen dogs.