| Provider Type | Provider Name | City | State |
|---|---|---|---|
| Textbooks, Curriculum, or Educational Items | Comic Crate:Comic Book Subscription Box | Sacramento | CA |
| Online Educational Classes/Courses | Compass Classroom | Nashville | TN |
| Online Educational Classes/Courses | Compass Virtual Academy | Dallas | TX |
| Online Educational Classes/Courses | Compass Virtual Academy | Keller | TX |
| Textbooks, Curriculum, or Educational Items | Complete Book & Media Supply | Cedar Park | TX |
| K-12 Private School In-Person | Conecuh Springs Christian School | Union Springs | AL |
| Textbooks, Curriculum, or Educational Items | Cool Math Guy (Formerly Chalk Dust) | Orlando | FL |
| K-12 Private School In-Person | Coosa Christian School | Gadsden | AL |
| K-12 Private School In-Person | Coosa Valley Academy | Harpersville | AL |
| K-12 Private Tutoring/Micro School | COPA Scholars | Wetumpka | AL |
| K-12 Educational Therapies | Core Principles Physical Therapy | Monroeville | AL |
| K-12 Private School In-Person | Cornerstone Christian Academy | Rainsville | AL |
| K-12 Private School In-Person | Cornerstone Christian School | Columbiana | AL |
| Textbooks, Curriculum, or Educational Items | Cornerstone Educational Supply | Lynchburg | VA |
| K-12 Private School In-Person | Cornerstone Schools of Alabama | Birmingham | AL |
| K-12 Private School In-Person | Corpus Christi Catholic School | Mobile | AL |
| K-12 Private Tutoring/Micro School | Cosmo 1:1 | San Jose | CA |
| K-12 Private School In-Person | Cottage Hill Christian Academy | Mobile | AL |
| K-12 Private Tutoring/Micro School | Courtney for Literacy | Daphne | AL |
| Public School District | Covenant Academy of Mobile | Mobile | AL |
