2025-09-02 00:00:00 Atlanta Checker Cab is the biggest cab provider in Atlanta, GA. Need a taxi in the city? In a hurry? Caught in the rain? Can't find a cab? Use the Checker Cab App to order a taxi directly from your phone, 24/7, in as few as 3 clicks! The Checker Cab AppACab app is an application that makes it easy to order a taxi. The application geotags your position and suggests a pickup address. Once your order is confirmed, it is sent immediately to an available Atlanta Checker cab.