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    If you need Extended Day for an unlisted date or have any questions, please email ed@osmschool.com.

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    Old St. Mary's School,  1474 South Michigan Avenue, Chicago, Illinois 60605 |  info@osmschool.com  |  Tel: 312-386-1560

    Office Hours: Mon - Fri 7am-4pm

    ©2020 by OLD ST. MARY'S SCHOOL