Cities with the most
| City | Parts stores |
|---|---|
| Chicago | 250 |
| Springfield | 33 |
| Rockford | 32 |
| Peoria | 32 |
| Joliet | 29 |
| Aurora | 27 |
| Decatur | 27 |
| Schaumburg | 22 |
| Waukegan | 21 |
| Belleville | 21 |
| Elgin | 20 |
| Naperville | 19 |
| Elk Grove Village | 18 |
| Palatine | 17 |
| Quincy | 17 |
| Champaign | 16 |
| Moline | 16 |
| Crystal Lake | 15 |
| Bolingbrook | 15 |
| Carol Stream | 15 |
| Lockport | 15 |
| Danville | 15 |
| Bloomington | 14 |
| Melrose Park | 14 |
| Downers Grove | 14 |
| Plainfield | 14 |
| Marion | 14 |
| Effingham | 14 |
| Chicago Heights | 14 |
| Orland Park | 13 |
| Kankakee | 13 |
| East Peoria | 13 |
| Normal | 13 |
| Benton, Illinois | 13 |
| East Saint Louis | 12 |
| Granite City | 12 |
| West Chicago | 12 |
| Belvidere | 12 |
| Des Plaines | 11 |
| Skokie | 11 |
Overture Maps Places (release 2026-10-21.0) · CDLA Permissive 2.0 / Apache 2.0 / CC0
Largest brands and chains
| Brand or chain | Locations |
|---|---|
| AutoZone | 253 |
| O'Reilly Auto Parts | 240 |
| NAPA Auto Parts | 182 |
| Advance Auto Parts | 118 |
| Carquest Auto Parts | 23 |
| Fisher Automotive Performance LLC | 13 |
| Bumper to Bumper | 13 |
| NAPA AUTO PARTS | 11 |
| Interstate All Battery Center | 10 |
| FleetPride/GSFA | 8 |
| Midas | 6 |
| Bumper To Bumper Auto Parts | 6 |
| Smart Start Ignition Interlock | 5 |
| LKQ Corporation | 5 |
| Hyundai | 5 |