Immigration and Naturalization Service
For information regarding the governmental agency that processes petitions and applications filed in the United States.

Department of State
For information regarding the governmental agency that supervises the American Consulates abroad.

Department of Labor
For information regarding the governmental agency that processes labor condition applicants and labor certifications.

Visa Bulletin
For monthly information from the Department of State's Bureau of Consular Affairs, which summarizes the availability and waiting time for applications for lawful permanent residence.