Recent social media posts
09/03/2026
$500 isn't the only thing I'm giving away 👀
For any students surviving on a budget, I've got you:
⚡ $1 Breakfast Jack® w/ order of a Red Bull® Can or Infusion
⚡ $1 Red Bull® w/ order of a Breakfast Croissant
⚡ Free regular-size fries (Curly or French) or dessert w/ order of a Red Bull Infusion
Offers valid 1x per week (Mon.-Sun.) for new and existing Jack Pack Rewards members. Available only in the Jack App. Dessert excludes shakes.
09/01/2026
the fortune doesn't lie 🥠 get 2 tacos for $.75, no purchase requirement, in-app only for one day only
09/01/2026
Donate $1 to No Kid Hungry at Jack in the Box and get a free small curly fry on your next visit.
08/31/2026
Get Free 2 Tacos w/ $1 minimum order
1x only on 8/31 only on the Jack App
08/28/2026
nothing better than tacos unless it's more tacos. 🌮
08/27/2026
Did you catch everything revealed today? If not, Jack delivers.
08/26/2026
The universe gave you a week-long head start. 🛸
Don't waste it.
Cosmic Cheeseburgers are only at my 1220 Centinela Ave, Inglewood, CA location through September 2. 🌌🍔
08/24/2026
Early class. Low battery. We got you. ⚡
Pair any Red Bull Can or Infusion with a Breakfast Jack for just $1 in the Jack App.
Valid 1x per week.
08/21/2026
friends = me, myself, and I
08/20/2026
What's more whimsical than my new Cosmic Cheeseburger? 🛸🪐🌟 Available for 2 weeks only at 📍1220 Centinela Ave, Inglewood, CA 90302
08/19/2026
body: resurrected
12/13/2018
Click here for great offers and stuff!
Burgers. Breakfast. Tacos and more. All of Jack’s favorite things in one place.
Address
990 N Mountain Avenue
Ontario, CA
91762
Located on N Mountain Avenue in Ontario, the fast food restaurant and burger joint can be accessed easily by both public transport and private vehicle. If you're commuting via public transport, take Bus Route #61 or #81 and get off at Euclid @ 4th. From there, walk south towards North side of Pine Ave until you reach the destination.
If you're driving, take I-10 E to exit 53 towards CA-83/ Euclid Ave. Keep right at the fork to continue towards S Euclid Ave and turn right onto S Euclid Ave. Drive for about a mile before turning left onto W G St then turn right onto N Grove Ave. Finally, turn left onto E Holt Blvd and then turn right onto N Mountain Ave - your destination should be on your right.
There is parking available in the lot adjacent to the restaurant as well as ample street parking nearby where permitted.
Alerts
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What people say
Fast food restaurants are a go-to for many people who want quick and satisfying meals. Jack in the Box, located on N Mountain Avenue, Ontario, is one such restaurant that has been catering to customers' cravings for years. They offer a wide range of options from burgers to tacos to egg rolls, making it an ideal spot for those who love variety.
Customers have taken to social media to express their love for Jack in the Box. One customer couldn't decide what to get and ended up getting everything! Another customer shared a picture of the jar they use to save money for more Jack in the Box visits. The restaurant's breakfast options also seem to be a hit with customers debating whether they should have dessert for breakfast or breakfast for dessert.
Jack in the Box also offers great deals and promotions. For instance, customers can celebrate their birthdays with two free tacos with a $1 purchase on the app/online. Additionally, their 2-for-.99 tacos deal is hard to resist, especially when ordering through their app or online.
The restaurant is always innovating and introducing new items like their Jack Wraps which are now available at select locations. Their Pineapple Express family includes a Shake, Red Bull Infusion, and Chicken Sandwich which was available at a discounted price of $4.20 in-app or online on 4/20.
Overall, Jack in the Box is an excellent fast food restaurant that caters to all kinds of cravings and offers great deals and promotions.
