| Zip Code | Primary City | Secondary City | | 53126 | Franksville | Racine, Mount Pleasant, | | 53177 | Sturtevant | Racine, Mount Pleasant, Mt Pleasant | | 53401 | Racine | Racine, Mount Pleasant, Mt Pleasant | | 53402 | Racine | Wind Point | | 53403 | Racine | | | 53404 | Racine | Racine, Mount Pleasant, Mt Pleasant | | 53405 | Racine | Racine, Mount Pleasant, Mt Pleasant | | 53406 | Racine | | | 53407 | Racine | Wisconsin Natural Gas Co | | 53408 | Racine | |
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