# OneLine Index

Source-backed lists of US restaurant brands. Official facts and fan messages are separate fields.

- [Home](https://onelineindex.com/): browse the available lists.
- [List of US restaurant chains](https://onelineindex.com/lists/us-restaurant-chains/): 24 chain records. [List JSON](https://onelineindex.com/lists/us-restaurant-chains/list.json)
- [List of US burger chains](https://onelineindex.com/lists/us-burger-chains/): 8 chain records. [List JSON](https://onelineindex.com/lists/us-burger-chains/list.json)
- [List of US chicken chains](https://onelineindex.com/lists/us-chicken-chains/): 4 chain records. [List JSON](https://onelineindex.com/lists/us-chicken-chains/list.json)
- [List of US sandwich chains](https://onelineindex.com/lists/us-sandwich-chains/): 5 chain records. [List JSON](https://onelineindex.com/lists/us-sandwich-chains/list.json)
- [Full catalog JSON](https://onelineindex.com/catalog.json): all facts with dated daily observations.

Each list is an alphabetical selection, not a ranking or an exhaustive census. Purchases and fan-message publication are disabled. A website response is not proof of physical store operation. Unknown counts are not zero.