Teenage girls missing for days: NSW police

Two 14-year-old girls from the NSW town of Muswellbrook haven't been seen or heard from for nearly a week, police say.

Two teenage girls have been missing from a NSW Hunter town for nearly a week.

Police say Nikita Brandon and Rachel Woodhouse, both 14, were last seen by family in Muswellbrook on Monday evening, and may be travelling in Newcastle.

"The teens have not been seen or heard from since and there are concerns for their welfare," NSW Police said in a statement on Sunday.