Participating Groups
 | O'Connor High School - Student Council12221 Leslie, Helotes TX 78023 US |
 | O'Neal Chapel A.M.E. Church213 E. Quiver St., Sunflower MS 38778 US |
| Oak Cliff Christian Church1222 West Kiest Blvd, Dallas TX 75224 US |
| Oak Cliff Presbyterian Church6000 South Hampton, Dallas TX 75232 US |
| Oak Forest Elementary1401 West 43rd Street, Houston TX 77018 US |
| Oak GroveP.O. Box 597, Olanta SC 29114 US |
| Oak Grove - Young People's DivisionP.O. Box 597, Olanta SC 29114 US |
| Oak Grove A.M.E. ChurchP.O. Box 597, Olanta SC 29114 US |
| Oak Grove AME3510 Atwater RD, Chattahoochee FL 32324 US |
| Oak Grove AME3510 Atwater RD, Chattahoochee FL 32324 US |
| Oak Grove AME ChurchHwy 16 East, Benton MS 39039 US |
| Oak Grove AME ChurchPO BOX 24, PO Box 24, OLANTA SC 29114-0024 US |
| Oak Grove Baptist Church1790 Millers Gap Hwy, Newland NC 28657 US |
| Oak Grove Christian Church11662 North 900 W., Monticello IN 47960 US |
| Oak Grove Christian Church5700 Oak Grove Road, Kansas City, KS 66106 US |
| Oak Grove Church110 W. Church Street, Evansville WI 53536 US |
| Oak Grove CoB Youth2138 McVitty Road, Roanoke VA 24018 US |
| Oak Grove Elementary6315 N. Armenia Ave, Tampa FL 33604 US |
| Oak Grove Presbyterian ChurchPhiolis Bridge Road, South Amtton NJ 08088 US |
| Oak Grove Presbyterian Church41 Golden Springs Drive, Lakewood NJ 08701 US |