BIG Slice Pizza Fullerton

BIG Slice Pizza Fullerton Where the community comes first and every slice feels like home.

Good pizza, good vibes, and even better memories.

🍕 Best Pizza in OC
🍗 Wings & Pasta
🥗 Wraps & Salads
📲 714-680-9123
🚗 On Delivery apps
📍 Downtown Fullerton
• 523 N Harbor Blvd •

🎉🍕 HAPPY BIRTHDAY, MYAH! 🍕🎉Help us wish our Big Slice girl Myah the happiest of birthdays! 💕🥳 We’re celebrating her toda...
09/01/2026

🎉🍕 HAPPY BIRTHDAY, MYAH! 🍕🎉

Help us wish our Big Slice girl Myah the happiest of birthdays! 💕🥳 We’re celebrating her today with none other than her favorite Big Slice order, Buffalo Chicken Slice, Mozzarella Balls & a drink! 😋🍕🧀🥤

We’re so lucky to have you on the Big Slice team, Myah! We hope your birthday is as amazing as you are! 💗✨

09/01/2026

The crust isn’t a side… IT’S THE BEST PART. 🤤🍕🔥
Stuffed crust just hits different. 🧀👀

Come get yours at Big Slice! ❤️

08/29/2026

Your weekend plans just got CHEESIER 🍕🔥

Come see us at Big Slice this weekend! 👀
Good food, good vibes & BIG slices. ❤️

08/28/2026

🍕➡️🍟 PIZZA FRIES ARE HERE!!! 👀🔥

Today, turn ANY pizza into fries! 😍🍟
Choose ANY 5 toppings and build your dream pizza fries for just $10! 🤤

Tag your pizza-fries bestie & come get loaded! 🍕🔥

08/27/2026

🔥 HAPPY HOUR JUST HIT DIFFERENT! 🍕🍗🍺
M–F | 11AM–4PM

🍗 $1 WINGS
🍕 2 LARGE 1-TOPPING PIZZAS — $21.99
🍕 2 MEDIUM 1-TOPPING PIZZAS — $17.99
🍺 $2 OFF BEER

Tag your happy hour crew & pull up to Big Slice! 😮‍💨🔥

08/25/2026

Big Slice isn’t just about the pizza… 🍕❤️
Every laugh, every late-night craving, every first bite, every birthday, every hangout, every familiar face….

Thank you for making our little slice of Fullerton what it is. 🖤
Big Slice wouldn’t be Big Slice without YOU.

Monday just got a whole lot better at Big Slice 😮‍💨🍕 $10 — 2-Topping Medium🍕 $15 — 2-Topping Large Tag your pizza buddy ...
08/24/2026

Monday just got a whole lot better at Big Slice 😮‍💨

🍕 $10 — 2-Topping Medium
🍕 $15 — 2-Topping Large

Tag your pizza buddy & pull up! 🍕🔥 📍523 N Harbor Blvd
Fullerton, CA 92832
United States

08/24/2026

Not sad. Not stressed. Not dramatic. You just need a Big Slice. 🍕😌❤️

Consider this your sign to stop overthinking and order the pizza. 😮‍💨🍕

08/23/2026

From dough to that PERFECT slice 🍕🔥 Watch the magic happen… because nothing beats a fresh Big Slice straight out of the oven! 🤤🍕

08/22/2026

Your sign to stop scrolling and come get yourself a BIG SLICE 🍕👀🔥 Good food, good vibes, and the perfect excuse to meet up with your favorite people. ❤️

08/21/2026

Downtown Fullerton, your next pizza stop is calling 🍕🔥 Come hang, grab a slice, load up on wings, and make yourself at home at Big Slice! ❤️

📍 Come see us in Downtown Fullerton. Where the slices are BIG and the vibes are even bigger! 🍕✨

Address

523 N Harbor Boulevard
Fullerton, CA
92832

Opening Hours

Monday 11am - 10pm
Tuesday 11am - 10pm
Wednesday 11am - 10pm
Thursday 11am - 10pm
Friday 11am - 11pm
Saturday 11am - 11pm
Sunday 11am - 10pm

Telephone

+1 714-680-9123

Website

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