Phoenix Sky Harbor International Airport's Terminal 3 is home to Frontier Airlines (PHX). Travelers have two options for checking in: self-service kiosks within the terminal or counters at the  Frontier Airlines AZA Terminal . Travelers go through security after checking in, with TSA PreCheck option for accelerated processing. Along with retail stores for last-minute shopping, Terminal 3 has a range of dining options, including quick-service and sit-down restaurants. Taxis, shuttle buses, ride-sharing services, and rental automobiles are available for ground transportation. There is free Wi-Fi for travelers all across the terminal, and baggage claim is on the lower level.