A further four men have been arrested on suspicion of conspiracy to rape after three more houses were searched in Newcastle and South Tyneside today.
This brings the total number of people arrested as part of Operation Sanctuary to 25.
Those arrested yesterday have been bailed.
Police are continuing to urge anyone who knows a victim - or who believes they have been a victim themselves - to come forward.
People can contact police on 101 or speak to their local neighbourhood officers who are out and about patrolling in the area or call the independent charity Crimestoppers on 0800 555 111.
More top news
A Scarborough man who was part of a gang who conned a 74-year-old woman out of her £17,000 life savings has been jailed for 15 months.
It happened around 8:50pm on Tuesday 18 July at Ladbrokes on Borough Road. One man jumped over the counter, brandishing a large knife.
Rising levels of violence and theft are behind the largest annual increase in crime recorded by police in a decade, figures show.