U.S. Government Agencies

U.S. Department of Labor

Department of Labor Website
Dictionary of Occupational Titles
Occupational Outlook Handbook (OOH), 2006-2007 Edition
Foreign Labor Certification Prevailing Wages
Processing Dates for Labor Certification Applications
Regional and Local Office Information
Employment and Training Administration

U.S. Department of State

Department of State Website
How to Obtain a Visa
Visa Reciprocity and Country Documents Finder
Visa Wait Times
Websites of U.S. Embassies, Consulates, and Diplomatic Missions
Visa Fees and Reciprocity Tables
Visa Services
Visa Bulletin
Visa Policy Telegrams
Diversity Visa Program
Foreign Affairs Manual

United States Citizenship and Immigration Services (USCIS)

USCIS Website
On-line USCIS Case Status Search Page
New Immigration Policy and Procedural Memoranda
Special Registration
USCIS Press Releases
USCIS District Field Offices
USCIS Compilation of Laws, Regulations and Guides
USCIS Public Affairs
USCIS Frequently Asked Questions 
Immigration and Nationality Act 
USCIS Forms, Fees and Fingerprints

Internal Revenue Service

IRS Website
US Tax Guide for Aliens
Frequently Asked Questions

Social Security Administration

SSA Website
Social Security and Entering the United States of America
How to Get a Social Security Number and Card

U.S. Customs and Border Protection (CBP)

CBP Website
Ports of Entry
CBP Press Releases