| Publisher | Division |
| Accelerate Learning, Inc. | ... |
| ACP, Inc. | ... |
| Activate Learning | ... |
| Amplify Education, Inc. | ... |
| Bedford Freeman & Worth Publishers d/b/a MPS | ... |
| Benchmark Education Company LLC | ... |
| Big Ideas Learning LLC | ... |
| Bigbee Learning Resources | ... |
| BIOZONE Corporation | ... |
| Carnegie Learning | ... |
| Cengage Learning / National Geographic Learning | Divisions-Course Technology, Delmar, Heinle, Hampton Brown/National Geographic, Wadsworth, South-Western and Brooks-Cole |
| Curriculum Associates | ... |
| Davis Publications | ... |
| eDynamic Learning | ... |
| Frog Street Press | ... |
| Goodheart-Willcox | ... |
| Heinemann/Distributed by Bigbee Learning Resources | ... |
| Houghton Mifflin Harcourt | ... |
| Houghton Mifflin Harcourt | ... |
| Imagine Learning LLC | ... |
| Knowing Science LLC | ... |
| Lab-Aids/SEPUP | ... |
| Learning Without Tears | ... |
| Lexia Learning | A Cambium Learning Group Company |
| McGraw Hill | Divisions-Everyday Math, Glencoe and Macmillan |
| Oklahoma History Press | ... |
| Perfection Learning | ... |
| Savvas | Divisions-AGS Globe, Modern Curriculum Press, Prentice-Hall, Honors/Advanced Placement, Prentice-Hall College and Scott Foresman |
| School Specialty LLC | ... |
| Social Studies School Service | ... |
| Studies Weekly, Inc. | ... |
| University of Oklahoma Press | ... |
| Vista Higher Learning, Inc. | ... |
| Wayside Publishing | ... |
Index of Publishers
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