There are cases of local transmission of Zika by mosquito in Miami-Dade County, but the majority of Zika cases in the continental U.S. are travel-related—people who are in infected in another country or territory that return home.
What areas have Zika?
- View a map and list of countries and territories reporting active mosquito transmission of Zika virus.
- Learn about confirmed travel-associated Zika cases in the United States.
How to protect your community when you return
All travelers returning from an area with active Zika transmission should take steps to prevent mosquito bites for 3 weeks.
- Know before you go. Get the latest Zika travel information from the Centers for Disease Control (CDC).
- Learn about mosquito bite prevention for travelers. (PDF – 2 pages)
- Even if you do not feel sick, if you're returning to the United States from an area with Zika, you should take steps to prevent mosquito bites for three weeks so you do not spread Zika to mosquitoes that could spread the virus to other people.