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suffolk police seal
Robert E. Waring

Robert E. Waring
Acting Police Commissioner

Kevin Catalina

Kevin Catalina
Deputy Police Commissioner

Belinda Alvarez-Groneman

Belinda Alvarez-Groneman
Deputy Police Commissioner

collage of the Suffolk County Police emblem, followed by Suffolk County police officers interacting with the public

Welcome to the Suffolk County Police Applicant Investigation Section page.

Contained on this page, police officer candidates or applicants will find important links and documents that they can use to find answers to commonly asked questions. They can also find information that may assist them in navigating the police background and testing process.

PLEASE BE ADVISED: The Applicant Investigation Section uses e-mail and regular first class U.S. mail service to correspond with police officer candidates. A large majority of these correspondences are time sensitive. It is recommended that candidates and applicants regularly check both their e-mail and mail box for such correspondence. Also, it is IMPERATIVE that police officer candidates promptly advise both Suffolk County Civil Service and the Applicant Investigation Section of all address changes or changes to your primary e-mail address. Failure to do so could result in a police officer candidate or applicant to miss important correspondence or information.

If you are unable to find the information you were looking for on this page, please contact the Applicant Investigation Section directly at 631-852-6203.

Applicant Investigation Section

30 Yaphank Avenue
Yaphank, NY 11980

Phone # 631-852-6203 | Fax# 631-852-6569


Maps/Directions to:

Suffolk County Police Department Headquarters
30 Yaphank Avenue,
Yaphank, NY 11980

Suffolk County Police Academy
502 Wicks Rd
Brentwood, NY 11717

Suffolk County Department of Civil Service
725 Veterans Memorial Hwy
Smithtown, NY 11787

Elsie Owens N. Brookhaven Health Center at Coram-Employee Health Services
82 Middle Country Rd
Coram, NY 11727

This website provides valuable forms and information in order to address the needs of our community. If you have any questions or need additional information, please contact the Department at 631-852-6000 or email us at Interpretation services are available for individuals with Limited English Proficiency.