Founding year: 1897
Address: Dominican Academy, 44 E 68th St, New York, , New York, 10065, United States
Founding year: 1897
Address: Gilman School, 5407 Roland Ave, Baltimore, , Maryland, 21210, United States
Founding year: 1897
Address: Principia School, 13201 Clayton Rd St. Louis, Missouri, 63131, United States
Founding year: 1897
Address: Holy Ghost Preparatory School, 2429 Bristol Pike Bensalem,, Pennsylvania, 19020, United States
Founding year: 1897
Address: The Ursuline School, 1354 North Ave New Rochelle, New York, 10804, United States
Founding year: 1896
Address: Menaul School, 301 Menaul Blvd NE, Albuquerque, , New Mexico, 87107, United States
Founding year: 1896
Address: Ursuline Academy, 5535 Pfeiffer Rd Cincinnati, Ohio, 45242, United States
Founding year: 1896
Address: University of Chicago Laboratory Schools, 1362 E. 59th St. Chicago, Illinois, 60637, United States
Founding year: 1896
Address: St. George's School, 372 Purgatory Road Middletown, Rhode Island, 02842, United States
Founding year: 1896
Address: The Calhoun School, 433 West End Ave New York, New York, 10024, United States
Founding year: 1896
Address: Laurel School - Lyman Circle Campus, 7420 Fairmount Road Novelty,, Ohio, 44122, United States
Founding year: 1895
Address: Lick-Wilmerding High School, 755 Ocean Avenue, San Francisco,, California, 94112, United States
Founding year: 1894
Address: Grace Church School, 46 Cooper Sq, New York,, New York, 10003, United States
Founding year: 1894
Address: Pomfret School, 398 Pomfret Street PO Box 128 Pomfret,, Connecticut, 06258-0128, United States
Founding year: 1894
Address: Kent Place School, 42 Norwood Avenue, Summit, , New Jersey, 07901, United States
Founding year: 1894
Address: Roland Park Country School, 5204 Roland Avenue Baltimore,, Maryland, 21210, United States
Founding year: 1894
Address: Chatham Hall, 800 Chatham Hall Cir, Chatham,, Virginia, 24531, United States
Founding year: 1894
Address: The Shipley School, 814 Yarrow Street Bryn Mawr, Pennsylvania, 19010, United States
Founding year: 1894
Address: Catholic High School, 855 HEARTHSTONE DRIVE BATON ROUGE,, Alabama, 70806, United States
Founding year: 1894
Address: Culver Academies, 1300 Academy Rd, Culver,, Indiana, 46511, United States
Founding year: 1893
Address: St. Andrews School, 63 Federal Road, Barrington, Rhode Island, 02806, United States
Founding year: 1893
Address: TMI Episcopal, 20955 W. Tejas Trail San Antonio, Texas, 78257, United States
Founding year: 1893
Address: Mercersburg Academy, 100 Academy Drive, Mercersburg, , Pennsylvania, 17236, United States
Founding year: 1893
Address: UMS-Wright Preparatory School, 65 Mobile Street, Mobile, Alabama, 36607, United States
Founding year: 1893
Address: Memphis University School, 6191 Park Avenue, Memphis,, Tennessee, 38119, United States
Founding year: 1893
Address: Walnut Hill School for the Arts, 12 Highland Street, Natick, Massachusetts, 01760, United States
Founding year: 1893
Address: George School, 1690 Newtown-Langhorne Rd, Newtown,, Pennsylvania, 18940-2414, United States
Founding year: 1893
Address: Baylor School, 171 Baylor School Rd, Chattanooga, Tennessee, 37405, United States
Founding year: 1893
Address: The Harker School, 3800 Blackford Ave, San Jose, California, 95129, United States
Founding year: 1892
Address: Divine Savior Holy Angels High School, 4257 N 100th St, Milwaukee, , Wisconsin, 53222, United States
Founding year: 1892
Address: Nichols School, 1250 Amherst Street, Buffalo,, New York, 14216, United States
Founding year: 1892
Address: Randolph-Macon Academy, 200 Academy Dr Front Royal, Virginia, 22630, United States
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