How do i contact the collier county tax collector? Contact Collier County Tax Collector. You may contact the Treasurer & Tax Collector's Office by calling 239-252-8171, or by addressing inquiries to the office mailing address: Collier County Tax Collector, 3301 Tamiami Trail, Naples, Florida, 34112.What are collier county employee directories? Collier County Employee Directories are records of the contact details for government staff in Collier County, Florida. Each member of a public agency or department must submit contact information for the Collier County personnel directory.Where is the collier county sheriffs office located? Collier County Sheriff's Office, 3319 Tamiami Trail East, Naples, FL 34112 • 239-252-9300How to report a crime in collier county florida? Collier County Website Report Link https://www.colliercountyfl.gov/ Visit the official website of the Collier County government to find agency and department offices, employee directories, contact information, locations, hours, public records, and other services.