The Portsmouth Arts Guild Gallery and Gallery X of New Bedford are exchanging places for the month of September. Artists in a wide range of media will show in a new space and to new audiences. Portsmouth Arts Guild Gallery, at 2679 East Main Road, Portsmouth, will hold an opening reception for artists of Gallery X on Friday, Sept. 1, at 6 p.m. Admission is free to the public and light refreshments will be served. On Saturday, Sept. 2, Gallery X, at 169 William St., New Bedford, will host an opening celebration for artists from the Portsmouth Arts Guild, from 6 to 8 p.m. The shows will be viewable during regular gallery hours until Sept 24.