Welcome to
In-N-Out Burger

Fullerton CA - 1180 S. Harbor Blvd., 92832

Number One with Onions
In-N-Out Burger - Fullerton, CA, 1180 S. Harbor Blvd..

Welcome to our restaurant in Fullerton, CA.
At In-N-Out Burger we use only the freshest ingredients with no heat lamps, freezers or microwaves to deliver on our promise of Quality You Can Taste®.

Restaurant Details


On Harbor N of Orangethorpe; N of 91 Fwy

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Today's Hours

10:30 a.m. - 1:00 a.m.

Normal Hours of Operation

Sunday - Thursday 10:30 a.m. - 1:00 a.m.
Friday - Saturday 10:30 a.m. - 1:30 a.m.

Double-Double Burger View Our Menu

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