There are quite a few free testing sites in Florida:
https://floridahealthcovid19.gov/testing-sites/
The Lafayette Department of Health in Mayo is open for Covid testing 8-4pm Mon-Wed-Sat.
Info for other surrounding states:
Georgia: https://dph.georgia.gov/covidtesting
North Carolina: https://covid19.ncdhhs.gov/…/testing/find-covid-19-tests
South Carolina: https://scdhec.gov/…/cov…/find-covid-19-testing-location
Louisiana: https://ldh.la.gov/page/covid19-testing-sites
Alabama: https://covid19.alabama.gov/…/how-do-i-find-a-testing…
Mississippi: https://www.msdh.ms.gov/msdh…/_static/14,22406,420,874.html