There will be someone who is way more knowledgeable than myself but here are 3 that are fairly similar and the Helvetica is a widely used font for Police and Sheriff.
https://www.findmyfont.com/index.php/font…=2&text=SHERIFF
https://www.findmyfont.com/index.php/font…=2&text=SHERIFF
https://www.findmyfont.com/index.php/font…=2&text=SHERIFF