The mission of the Franklin Township Police Department is to protect and enhance the quality of life via a Community Policing Operational Philosophy. The New Jersey State Police Firearms Unit can be reached at 609-882-2000.Franklin Township Police Department 495 DeMott Lane, Somerset, NJ 08873 732-873-5533. Firearms Application Process. You must complete this application packet yourself. The Franklin Police Department will contact the applicant within 20 days on whether a solicitation permit has been issued or the application has been denied. Applications are available through the E-Apply system. Applicants must first create an online account prior to submitting an application. All Firearms permit applications will be processed according to the below guidelines. This page is for handgun purchase permits and Firearm ID Cards.