US Embassy Paris

• Immigrant Visas - http://france.usembassy.gov/immigrant_visas.html
  
• Non Immigrant Visas - http://france.usembassy.gov/non-immigrant_visas.html
  
• Appointment instructions - http://jsl.com/appointment.pdf
  
  
• Photograph Specifications - http://france.usembassy.gov/photo_requirements.html
  
• List of photographers - http://france.usembassy.gov/root/pdfs/paris-photo.pdf
  
• E-visa status - http://www.amb-usa.fr/consul/niv/pending/evisas.htm
  
• Passport Services - http://france.usembassy.gov/passports.html
  
• American Citizen Services - http://france.usembassy.gov/service.html
  

US Department of State

• Department of State - http://www.travel.state.gov
  
• Department of State Visa Bulletin - http://travel.state.gov/visa_bulletin.html
  
• Key Officers of Foreign Service Posts - http://www.state.gov/documents/organization/106186.pdf
  
• Department of State Foreign Affairs Manual - http://www.usembassy.gov
  
• Visa Reciprocity Tables - http://www.travel.state.gov/visa/index.htm
  
• International Information Programs - http://usinfo.state.gov/

US Department of Homeland Security/USCIS

• USCIS Forms & Fees - www.uscis.gov
  
• Case Status Online - www.uscis.gov
  
• Customs & Border Protection - www.cbp.gov
  
• ESTA - https://esta.cbp.dhs.gov; also FAQ at http://www.dhs.gov/xnews/releases/pr_1212501117599.shtm           

US Immigration Laws & Regulations

• Code of Federal Regulations - http://www.gpoaccess.gov/cfr/retrieve.html
  
• Federal Publications - http://www.access.gpo.gov/
  
• Federal Register - http://www.gpoaccess.gov/fr/index.html
  
• US Code - http://www.access.gpo.gov/uscode/uscmain.html
  
• US Government Printing Office - http://www.access.gpo.gov
  
• Public Laws - http://www.gpoaccess.gov/databases.html
  
• Foreign Affairs Manual - http://foia.state.gov/REGS/Search.asp
  
• Immigration and Nationality Act -  http://www.law.cornell.edu/uscode/uscode08/usc_sup_01_8_10_12.html

Additional Sources

• Social Security Administration - http://www.ssa.gov/SSA_Home.html
  
• Internal Revenue Service - Forms and Information - http://www.irs.gov/
  
  

List of Principal Non Immigrant Visa Classes