Founding year: 1887
Address: Winchester Thurston School, 555 Morewood Avenue Pittsburgh, Pennsylvania, 15213, United States
Founding year: 1887
Address: Benet Academy, 2200 Maple Ave, Lisle,, Illinois, 60532, United States
Founding year: 1887
Address: Head-Royce School, 4315 Lincoln Avenue Oakland, , California, 94602, United States
Founding year: 1887
Address: Camden Catholic High School, 300 Cuthbert Blvd, Cherry Hill,, New Jersey, 08002, United States
Founding year: 1887
Address: Convent & Stuart Hall, 2222 Broadway, San Francisco, CA 94115,, California, 94115, United States
Founding year: 1886
Address: Valley Catholic School, 4440 SW 148th Avenue Beaverton, Oregon, 97078, United States
Founding year: 1886
Address: Winsor School, 103 Pilgrim Rd, Boston, Massachusetts, 02215, United States
Founding year: 1886
Address: Allen Academy, 3201 Boonville Road Bryan, Texas, 77802, United States
Founding year: 1886
Address: The Cambridge School of Weston, 45 Georgian Road, Weston,, Massachusetts, 02493, United States
Founding year: 1886
Address: Breck School, 123 Ottawa Ave N, Golden Valley,, Minnesota, 55422, United States
Founding year: 1886
Address: Saint Ignatius High School, 1911 West 30th St., Cleveland,, Ohio, 44113, United States
Founding year: 1886
Address: Marquette Catholic High School, 306 W 10th St, Michigan City, Alabama, 46360, United States
Founding year: 1886
Address: The White Mountain School, 371 West Farm Road, Bethlehem, New Hampshire, 03574, United States
Founding year: 1885
Address: St Mary's Preparatory, 3535 Commerce Rd, West Bloomfield Township, Michigan, 48324, United States
Founding year: 1885
Address: The Bryn Mawr School, 109 West Melrose Avenue Baltimore, Maryland, 21210, United States
Founding year: 1885
Address: Saint Thomas Academy, 949 Mendota Heights Rd, Mendota Heights, Alabama, 55120, United States
Founding year: 1884
Address: St. John's Northwestern Military Academy, 1101 Genesee Street Delafield, Wisconsin, 53018, United States
Founding year: 1884
Address: Staten Island Academy, 715 Todt Hill Road, Staten Island, New York, 10304, United States
Founding year: 1884
Address: Annie Wright Schools, 827 North Tacoma Avenue Tacoma, Alabama, 98403, United States
Founding year: 1884
Address: Groton School, 282 Farmers Row P.O. Box 991 Groton, , Massachusetts, 01450, United States
Founding year: 1884
Address: The Barstow School, 11511 State Line Road Kansas City, Missouri, 64114, United States
Founding year: 1884
Address: The Haverford School, 450 Lancaster Ave, Haverford, Pennsylvania, 19041, United States
Founding year: 1884
Address: Brearley School, 610 E 83rd St, New York, Alabama, 10028, United States
Founding year: 1884
Address: Rivermont Collegiate, 1821 Sunset Dr, Bettendorf,, Iowa, 52722, United States
Founding year: 1884
Address: Lincoln School, 301 Butler Ave Providence,, Rhode Island, 02906, United States
Founding year: 1883
Address: Berkeley Carroll School, 181 Lincoln Pl, Brooklyn,, New York, 11217, United States
Founding year: 1883
Address: Houghton Academy, 9790 Thayer Street Houghton, , New York, 14744, United States
Founding year: 1883
Address: Sidwell Friends School, 3825 Wisconsin Ave, Washington, 20016, United States
Founding year: 1883
Address: Shady Side Academy, 423 Fox Chapel Road, Pittsburgh, Pennsylvania, 15238, United States
Founding year: 1881
Address: Dana Hall School, 45 Dana Rd, Wellesley,, Massachusetts, 02482, United States
Founding year: 1881
Address: Duchesne Academy of the Sacred Heart, 10202 Memorial Dr, Houston, Alabama, 68131, United States
Founding year: 1881
Address: Watkinson School, 180 Bloomfield Avenue, Hartford, Connecticut, 06105, United States
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