O'Reilly Auto Parts
| Typical O'Reilly Auto Parts outlet | |
| O’Reilly Auto Parts | |
| Company type | Public | 
| 
 | |
| Industry | Retail | 
| Founded | December 2, 1957 | 
| Founders | 
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| Headquarters | Springfield, Missouri, U.S. | 
| Number of locations | 6,378 (2024) | 
| Area served | 
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| Key people | Brad Beckham (CEO) | 
| Products | Auto parts | 
| Revenue | US$16.7 billion (2024) | 
| US$3.25 billion (2024) | |
| US$2.39 billion (2024) | |
| Total assets | US$14.9 billion (2024) | 
| Total equity | US$−1.4 billion (2024) | 
| Number of employees | 93,047 (2025) | 
| Website | oreillyauto | 
| Footnotes / references | |
O’Reilly Automotive, Inc., doing business as O’Reilly Auto Parts, is an American automotive part retailer that provides automotive parts, tools, supplies, equipment, and accessories to professional service providers and do-it-yourself customers. Founded in 1957 by the O’Reilly family, O'Reilly Auto Parts operates more than 6,400 stores in 48 states, Puerto Rico, Mexico, and Canada.