Zip-codes.com - United States. Includes some statistics and histories of the post office and of the development of the ZIP (zone improvement plan). Links to Post Office Pages - Links and resources for postal code and international address and address format data. ZIP Code Lookup - Lets you get a list of all ZIP codes in a city, county, or area code. KJL Software, Inc. - Databases of US ZIP Code and Area Code information. International Mailing Address Formats - Includes format information and/or examples for many countries, and links to additional references. DirectMailQuotes LLC - Zip code directory lookup as well as postal rates, regulations, glossary of mailing terms. Free ZIP Code Lookup - Free zipcode lookup with areacode, county, latitude, longitude, MSA, PMSA, congressional district, FIPS code, and timezone. Updated monthly. The National Address Server - Translates valid U.S. postal addresses to the proper format along with the ZIP+4 code. Belgium - Postal Codes - List of Postal Codes and its corresponding city. China Zip Codes and Area Codes - Offers Zip codes and area codes of major cities in China. German Postal Code Lookup - Look up postal codes, the German equivalent of U.S. zip codes, for any German address. India - Postal Codes - Search for Postal Index Number PIN Code for the specified Locations. US Zip and Area codes - Structured and mapped list of states, counties and cities within the United States. Corresponding information like zip, area, FIPS codes. Find A Zip - A detailed database of all US Zip Codes, City Information and Area Codes. ZIP Code Radius and Distance Lookup - Offers ZIP Code lookup, distance and radius search. BrainyZip - Zipcode - Find out zipcode, State, County, Post Office Name, Latitude, and Longitude. MyZipCodeMap - Provides detailed map of all US zip codes, powered by google map. Canada Post - Postal Code - Find a Postal Code by street address, municipality and province. Australia Postal Codes - Offers postal codes search by location and state.