You may recognize this Taco Bell currently on the front page in /r/mildlyinteresting for not updating its sign for more than two decades - it's the one at McDowell & Hayden! :
Taco Bell - Fast Food Restaurant in Phoenix
TACO BELL - CLOSED - 2200 El Mercado Loop Suite 1124, Sierra Vista, Arizona - Mexican - Restaurant Reviews - Phone Number - Yelp
Our Locations - Live Mas in Az
Taco Bell menu in Coolidge, Arizona, USA
Taco Bell located in Foothills, Arizona near Yuma | 3D Warehouse
Taco Bell - 1801 East Guadalupe Road - Tempe, Arizona – Works – Tempe History Museum
Taco Bell launches another Mexican Pizza in Arizona for the Super Bowl | Nation's Restaurant News
TACO BELL, Sierra Vista - Menu, Prices & Restaurant Reviews - Order Online Food Delivery - Tripadvisor
Taco Bell in the 1960s, 1970s & 1980s: See their old restaurants, and what the Mexican fast-food chain used to serve - Click Americana
Taco Bell in Page, Arizona= amazing - Traveller Reviews - Taco Bell - Tripadvisor