Resources for developers

• Cities of the world
  Includes latitudes and longitudes.
  
  
• Country lookup by IP address
  This database provides a country indication based on a visitor's IP.
  
  
• Country names and codes
  The ISO-3166 two-letter codes are widely used on the Internet despite their limitations. Updates to the list are released every few months. Check the ISO website.
  
  
• Document icons

  	Adobe Acrobat Document (PDF)
  	Compressed (zipped) Folder (ZIP)
  	HTML Document (Word icon) (HTM)
  	Microsoft Office Access Application (MDB)
  	Microsoft Office Excel Worksheet (XLS)
  	Microsoft Office Publisher Document (PUB)
  	Microsoft Office Visio Document (VSD)
  	Microsoft Office Word Document (DOC)
  	Microsoft Office OneNote Section (ONE)
  	Microsoft Office Outlook Item (MSG)
  	Text Document (TXT)

  More icons
  
  
• Flags of the world
  Several sets of icons.
  
  
• Internet TLDs
  Internet top-level domains are loosely based on country codes, with a few exceptions.
  
  
• Language names and codes
  ISO-639 language codes.
  
  
• International postal address formats
  A large collection of examples and resources.
  
  
• MIME types
  Media content types are managed by the IANA.
  
  
• US States
  

  AL,AK,AZ,AR,CA,CO,CT,DE,DC,FL,GA,HI,ID,IL,IN,IA,KS,KY,LA,ME,MD,MA,MI,MN,MS,MO,MT,NE,NV,NH,NJ,NM,NY,NC,ND,OH,OK,OR,PA,RI,SC,SD,TN,TX,UT,VT,VA,WA,WV,WI,WY
  
  Alabama,Alaska,Arizona,Arkansas,California,Colorado,Connecticut,Delaware,District of Columbia,Florida,Georgia,Hawaii,Idaho,Illinois,Indiana,Iowa,Kansas,Kentucky,Louisiana,Maine,Maryland,Massachusetts,Michigan,Minnesota,Mississippi,Missouri,Montana,Nebraska,Nevada,New Hampshire,New Jersey,New Mexico,New York,North Carolina,North Dakota,Ohio,Oklahoma,Oregon,Pennsylvania,Rhode Island,South Carolina,South Dakota,Tennessee,Texas,Utah,Vermont,Virginia,Washington,West Virginia,Wisconsin,Wyoming

  
  
  

18 August 2004