USCIS Tools and Resources
Self Service Tools
Locators
| Find a Doctor | 
| Office Locator |
| Class Locator | 
| Forms and Fees |
Citizenship Corner
| Practice Civics Test Mobile App Download our free civics study app at Google Play or the App Store. Search “USCIS civics test” and make sure USCIS is the developer. | 
| Naturalization Eligibility Tool Check your eligibility and file your N-400. |
| Citizenship Resource Center | 
| N-400 Early Filing Calculator |
| Practice Civics Test Mobile and Desktop version | 
| Naturalization Process Presentations on YouTube |
Online Resources
| Avoid Scams |
| Join a USCIS Presentation |
| Find Authorized Providers | 
| Multilingual Resource Center |
| Explore My Options | 
| I-9 Central for Employers |
| E-Verify Check work authorization. |
Research Tools
| Electronic Reading Room | 
| Immigration and Citizenship Data |
| USCIS Freedom of Information Act (FOIA) | 
| USCIS Genealogy |
| Contact Us |
| USCIS History Office and Library |
Last Reviewed/Updated: