A loan servicer is a company that collects payments, responds to questions and maintains a federal student loan on behalf of a lender.
The most common federal student loan servicers are:
| Loan Servicer | Website | Phone Number |
| CornerStone Educational Loan Services | https://www.mycornerstoneloan.org |
(800) 663-1662 |
| EdFinancial Services | https://www.edfinancial.com |
(855) 337-6884 |
| FedLoan Servicing | https://myfedloan.org |
(800) 699-2908 |
| Granite State Management and Resources | http://www.gsmr.org |
(888) 556-0022 |
| Great Lakes Higher Education Corporation | https://www.mygreatlakes.org |
(800) 236-4300 |
| MOHELA | https://www.mohela.com |
(888) 866-4352 |
| Navient (formerly Sallie Mae) | http://www.navient.com |
(800) 722-1300 |
| Nelnet | http://www.nelnet.com |
(888) 486-4722 |
| OSLA Student Loan Servicing | http://www.osla.org |
(866) 264-9762 |
| VSAC Federal Loans | http://www.vsacfl.org |
(888) 932-5626 |
If you are unsure who your loan servicer is, you can look it up on the Federal Student Aid website at https://studentaid.ed.gov.