You might want to check out the Archdiocese of Atlanta. Here is the website:
http://www.archatl.com/education/Also, below is the selection of Atlanta Catholic Schools as listed on their site.
Blessed Trinity High School
11320 Woodstock Road
Roswell, GA 30075 Fulton btcatholic.org (678) 277-9083 9 - 12
Oct. 30, 2011
Christ the King
46 Peachtree Way, NE
Atlanta, GA 30305 Fulton christking.org (404) 233-0383 K - 8
Nov. 13, 2011
1:00pm
Blue Ribbon School of Excellence
Holy Redeemer
3380 Old Alabama Road
Alpharetta, GA 30022 Fulton hrcatholicschool.org (770) 410-4056 K - 8
Blue Ribbon School of Excellence
Immaculate Heart of Mary
2855 Briarcliff Road, NE
Atlanta, GA 30329 Dekalb ihmschool.org (404) 636-4488 K - 8
Blue Ribbon School of Excellence
Our Lady of the Assumption
1320 Hearst Drive, NE
Atlanta, GA 30319 Dekalb olaschool.org (404) 364-1902 Pre-K - 8
Blue Ribbon School of Excellence
Our Lady of Mercy High School
861 Evander Holyfield Highway (Highway 279)
Fayetteville, GA 30214 Fayette mercycatholic.org (770) 461-2202 9 - 12
Our Lady of Victory
211 Kirkley Road
Tyrone, GA 30290 Fayette olvcatholicsch.org (770) 306-9026 Pre-K - 8
Blue Ribbon School of Excellence
Queen of Angels
11340 Woodstock Road
Roswell, GA 30075 Fulton qaschool.org (770) 518-1804 K - 8
Nov. 06, 2011
Blue Ribbon School of Excellence
St. Catherine of Siena
1618 Ben King Road
Kennesaw, GA 30144 Cobb scsiena.org (770) 419-8601 Pre-K - 8
Nov. 12, 2011
St. John Neumann Regional
791 Tom Smith Road
Lilburn, GA 30047 Gwinnett sjnrcs.org (770) 381-0557 K - 8
Oct. 23, 2011
3:00 - 5:00pm
Jan. 31, 2012
Blue Ribbon School of Excellence
St. John the Evangelist
240 Arnold Street
Hapeville, GA 30354 Fulton sjecs.org (404) 767-4312 PreK - 8
Blue Ribbon School of Excellence
St. Joseph, Athens
134 Prince Avenue
Athens, GA 30610 Clarke sjsathens.org (706) 543-1621 K - 8
Jan. 31, 2012
St. Joseph, Marietta
81 Lacy Street
Marietta, GA 30060 Cobb stjosephschool.org (770) 428-3328 K - 8
Jan. 21, 2012
Blue Ribbon School of Excellence
St. Jude the Apostle
7171 Glenridge Drive, NE
Atlanta, GA 30328 Fulton saintjude.net (770) 394-2880 K - 8
Oct. 23, 2011
Blue Ribbon School of Excellence
St. Mary
401 East Seventh Street
Rome, GA 30601 Floyd smsrome.org (706) 234-4953 Pre-K - 8
St. Peter Claver Regional
2560 Tilson Road
Decatur, GA 30032 Dekalb spc-school.org (404) 241-3063 Pre-K - 8
Jan. 29, 2012
St. Pius X High School
2674 Johnson Road, NE
Atlanta, GA 30345 Dekalb spx.org (404) 636-3023 9 - 12
Nov. 06, 2011
St. Thomas More
630 West Ponce de Leon Avenue
Decatur, GA 30030 Dekalb stmga.org (404) 373-8456 K - 8
Jan. 23, 2012
Blue Ribbon School of Excellence
Holy Spirit Preparatory School (independent)
4449 Northside Drive
Atlanta, GA 30327 Fulton holyspiritprep.org (678) 904-2811 Pre-K - 12
Blue Ribbon School of Excellence
Marist School (independent)
3790 Ashford Dunwoody Road
Atlanta, GA 30319 Dekalb marist.com (770) 457-7201 7 - 12
Dec. 04, 2011
Notre Dame Academy (independent)
4635 River Green Parkway
Duluth, GA 30096 Gwinnett ndacademy.org (678) 387-9385 Pre-K - 8
Pinecrest Academy (independent)
955 Peachtree Parkway
Cumming, GA 30041 Forsyth pinecrestacademy.org (770) 888-4477 Pre-K - 12
Nov. 6 & 13, 2011
Middle and High School
Jan. 8, 2011
All Grades
Monsignor Walter J. Donovan High School (independent)
590 Lavender Rd.
Athens, GA 30606 Clarke