US Department of Homeland Security Immigration and Customs Enforcement (ICE)
http://www.ice.gov/graphics/

US Department of State
http://www.state.gov/

US Department of Labor
http://www.dol.gov/

US Department of Justice
http://www.usdoj.gov/

US Equal Employment Opportunity Commission (EEOC)
http://www.eeoc.gov/

US Internal Revenue Service (IRS)
http://www.irs.gov/

US Social Security Administration (SSA) for Social Security Number
http://www.ssa.gov/ssnumber/

Contact the US Senate
http://www.senate.gov/

Contact the US Representative
http://www.house.gov/

Texas Department of Public Safety for Texas driver license
http://www.txdps.state.tx.us/administration/driver_licensing_control/dlindex.htm

Texas Workforce Commission for Texas Job Posting
http://www.twc.state.tx.us/jobs/job.html

Find a property in Houston, Texas
http://www.har.com/

California Department of Motor Vehicles for California driver license
http://www.dmv.ca.gov/dl/dl.htm

California Employment Development Department for California Job Posting
http://www.caljobs.ca.gov/

US Embassy and Consulates in China
http://beijing.usembassy.gov/

PRC Embassy in US
http://www.china-embassy.org/eng/

American Institute in Taiwan
http://www.ait.org.tw/zh/

Taipei Economic and Cultural Office (TECO)
http://www.teco-us.org/

Canada Citizenship and Immigration Visa Offices
http://www.cic.gc.ca/english/offices/missions.html