"In March 2020, OpenTable launched the State of the Industry site to illustrate how COVID-19 has been impacting restaurants around the globe. More than a year later, the data from restaurants on our platform continues to tell a powerful story - identifying moments of recovery as cities, states, and countries reopen."
Following shows a comparison by city of seated diners from online, phone, and walk in reservations from August 2022 MTD vs. same period 2019 (pre Covid).
Among the leaders of the recovery: Miami, Las Vegas, Austin, Scottsdale, Tampa, Nashville, Cincinnati, and San Antonio.
https://www.opentable.com/state-of-industry
sorry, URL above takes you only to the main page (just click on "United States" and then "City" in the drop down menus to see individual US city results--perhaps someone else might want to import the spreadsheet with the results.