| Ranger College | Mathematics | ||
| Raritan Valley Community College | Physics | Mathematics | |
| Raymond Walters College | Physics | Mathematics | |
| Red Rocks Community College | Physics | Mathematics | |
| College of the Redwoods | Physics | Mathematics | |
| Reedley College | Physics | ||
| Community College of Rhode Island         | Physics         | Mathematics | |
| Richard J. Daley College | Mathematics | ||
| Richland College | Physics | Mathematics | |
| Rio Hondo College | Physics | Mathematics | |
| Roane State Community College | Physics | Mathematics | |
| Rochester Community and Technical College         | Physics         | Mathematics | |
| Rock Valley College | Mathematics | ||
| Rockingham Community College | Physics | Mathematics |
Two-Year Colleges Listed by Location