The three patrol districts Center City serves are the 6th , 9th and 17th districts .
The three patrol districts serving Center City are the 6th , 9th , and 17th districts .
The three patrol districts serving Center City are the 6th , 9th , and 17th districts .
Escribe una paráfrasis de la oración: The three patrol districts Center City serves are the 6th , 9th and 17th districts . Producción: