As experts work to fight coronavirus in Dallas County, they’ve noticed hot spots. A map compiled with test results through March 31, 2020, shows five Dallas County Zip Codes with 20 or more cases.

In its editorial this morning, the Morning News ' includes a table showing the ZIP codes -- 75216; 75217; 75215; 75241; 75228; 75212; 75211; 75232; 75203; 75224 -- and the high schools they feed into.