Same day passport services

I’m looking to take a short trip to Mexico next month, I’ll be driving down from phoenix. I have an appointment with the post office tomorrow to get my application set up, but some friends were suggesting that I try and get a same day passport service or something quicker. I did a google search and saw a couple places in the area offering this service, but I’m skeptical, so I wanted to ask here if anybody has had luck getting their passports quickly here? One of the places that popped up was as called passport world I think