Waiter.com, also formerly known as World Wide Waiter,^[1] is an online restaurant delivery service that went online in early December 1995.^[2] It was founded by two Stanford University Business School graduates Craig Cohen and Michael Adelberg.^[1] Although Waiter.com does service residential areas and takeout orders, its main focus is delivering for corporate business mealtime orders and catered meals.^[3] Waiter.com primarily operates in California, in the Bay Area.

Waiter.com is considered the first online restaurant delivery service on the web;^[4][5] it pioneered the concept of online restaurant ordering in 1995 when it offered meal options from 60 Silicon Valley partner restaurants, expanding to over 1,300 restaurants in 2017.^{[6][unreliable source?]}

The first office was located in Los Altos,^[7] but is now situated in Sunnyvale, California.^[8]

Waiter.com serves multiple locations throughout the United States, including major cities like San Francisco, Dallas, Raleigh/Durham, Seattle, Austin, and Los Angeles.^[9] In January 2020, Waiter.com expanded its service to Portland, Oregon through its acquisition of local delivery company Portland Pedal Power.^[10]