T-Mobile USA Inc. appears to be offering the most coverage in New Orleans, a city that is still underwater and dangerous to enter. Sprint Nextel Corp. called the situation “tenuous” due to the challenges from continued flooding and safety issues. Verizon Wireless said it was offering only limited coverage in central New Orleans but had restored service at the airport and areas to the southwest of the city. Many operators have deployed cell sites on wheels, mobile cell sites that can be quickly moved into an area to boost network capacity.”]
Source: https://www.csoonline.com/article/2119250/cell-operators-restore-new-orleans-networks.html