Jack in the Box

Jack in the Box Jack in the Box is a fast food and burger restaurant located on E Main Street. As their slogan suggests, they cater to those who want something different with a menu that includes burgers, tacos, and egg rolls. The restaurant also offers various specials such as the Pineapple Express family and DIY Edible Assortment for a limited time. Satisfy your cravings at Jack in the Box!

Recent social media posts

11/12/2026

The convergence has begun. There’s no turning back now. Try the Doomsday Dipping Box today and prepare accordingly. See Marvel Studios' , in theaters December 18.

11/10/2026

Doom said no. But your fridge says yes. See Marvel Studios’ , in theaters December 18.

Doomsday is almost here. 😳 ⁣ ⁣ Here’s what’s in the box:⁣ ⁣ 🌮 2 Tacos⁣ 🍗 The return of Popcorn Chicken 🍟 Curly fries⁣ 🧀 ...
11/09/2026

Doomsday is almost here. 😳 ⁣
⁣
Here’s what’s in the box:⁣
⁣
🌮 2 Tacos⁣
🍗 The return of Popcorn Chicken
🍟 Curly fries⁣
🧀 Mozzarella sticks⁣
🥣 3 dipping sauces⁣
🧲 Plus 1 of 8 collectible Doomsday magnets⁣
🥤 And a drink⁣
⁣
See Marvel Studios’ , in theaters December 18.

11/05/2026

Anyone know a good dry cleaner for capes? Asking for Jack. See Marvel Studios’ , in theaters December 18.

Best costume this year? I’ll give you one guess. 🎃
10/31/2026

Best costume this year? I’ll give you one guess. 🎃

10/30/2026

D’oh! You thought they were gone for good? Complete your collection again staritng now. Watch Sundays on FOX, stream on Hulu and Disney+.

The truth was there the whole time. In the box.
10/29/2026

The truth was there the whole time. In the box.

10/28/2026

Our cups deserve an encore. Don't miss out, available again now. Watch Sundays on FOX, stream on Hulu and Disney+.

10/27/2026

Doomsday is coming...and we brought snacks. The Dipping Box lands at Jack in the Box November 5. See Marvel Studios' , in theaters December 18.

10/26/2026

Something's assembling. Consider this your warning.

Click here for great offers and stuff!
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

1700 E Main Street
El Cajon, CA
92021

To get to the restaurant located on E Main Street in El Cajon, you can either take public transport or drive there. If you choose to take public transport, you can take the bus or tram and get off at the nearest station, which is a few blocks away from the restaurant. Alternatively, if you prefer driving, you can park your vehicle at one of the designated parking spots around the area. From there, you'll only need to walk a short distance to reach the restaurant.

Opening Hours

Monday 4:30am - 3:30am
Tuesday 4:30am - 3:30am
Wednesday 4:30am - 3:30am
Thursday 4:30am - 3:30am
Friday 4:30am - 3:30am
Saturday 4:30am - 3:30am
Sunday 4:30am - 3:30am

Telephone

(619)4412564

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 on E Main Street, El Cajon is no exception. This fast food restaurant offers a wide variety of options ranging from burgers to tacos to egg rolls, catering to all cravings.

Customers have taken to social media to express their love for Jack in the Box's menu items. One customer raved about how their egg rolls tasted as good as they looked, while another couldn't decide what to get so they got it all. The restaurant also offers great deals such as 2 free tacos with a $1 purchase on the app/online and 2 tacos for .99 cents when ordered through the app or online.

Jack in the Box is always innovating and introducing new items such as their jack wraps which are now available at San Diego locations. They also have a Pineapple Express family that includes a Shake, Red Bull Infusion, and a Chicken Sandwich (available at select locations).

Overall, Jack in the Box on E Main Street, El Cajon is a great fast food restaurant that offers delicious and satisfying meals at affordable prices.

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