Keller library to split from Fort Worth system, form new cooperative with other cities The city plans to create a new agreement with cities including Benbrook, Haltom City and Richland Hills. People select a library book in this file photo. The Keller Public Library recently decided to end a partnership with Fort Worth after 22 years.(Kristopher Radder) Keller Public Library has reached the final chapter in a a 22-year long partnership with Fort Worth. Library officials have decided to end the partnership with Fort Worth Public Library that helped libraries in smaller cities like Keller — as well as Benbrook, Burleson, Haltom City, Watauga and Richland Hills — share the cost of library management software as well as their collections.