One Charlotte ZIP code had a large jump in its COVID rate. Hereâs the map. Tryon Hills, Druid Hills, and some streets between uptown and NoDa were the only neighborhoods with a big increase in case rates this past week. (Source: MECKLENBURG PUBLIC HEALTH DEPARTMENT) By Devna Bose | March 8, 2021 at 10:09 AM EST - Updated March 8 at 10:09 AM CHARLOTTE, N.C. (Charlotte Observer) - The coronavirus case rate shot up in a pocket of neighborhoods north of uptown, making residents in ZIP code 28206 the only ones to see an increase in Mecklenburg this past week, according to a Charlotte Observer analysis of publicly-available county health data.