- Processing Times and Case Status Online
- U.S. Bureau of Citizenship and Immigration Services (USCIS)
- Visa Bulletin
- National Visa Center (NVC)
- U.S. Department of Homeland Security (DHS)
- U.S. Bureau of Customs and Border Protection (CBP)
- Immigration and Customs Enforcement (ICE)
- Immigration Detention Facility Locator
- U.S. Department of Labor, Foreign Labor Certification
- U.S. Department of State (DOS)
- Bureau of Consular Affairs
- Visa Services
- U.S. Embassies
- U.S. Embassy and Consulates in Mexico
- Foreign Embassies in Washington, D.C.
- Library of Congress
- University of San Diego Legal Research
- World time from U.S. Naval Observatory
