ZIP codes in the United Kingdom are called postcodes. They are alphanumeric lines that have five to eight total characters and consist of two parts separated by a space, the outward code and the inward code. Each part in... More »

There is no single postal code for the United Kingdom. Each area of the country has different postal codes that designate a specific area with a number of addresses. More » Business & Finance Mail & Shipping Postal Services

As all ZIP codes in the United States have five digits, U.S. ZIP codes range from 00000 to 99999. One example of a notable ZIP code is 20505 for the Washington, DC CIA office, which due to high mailing volume, is uniquel... More » Government & Politics Public Records

View a comprehensive list of all postcodes in the United Kingdom at Doogal. The website also marks the areas covered by the postcodes on an interactive map. More »

Some of California's postal ZIP codes include 90011 for Los Angeles, 90650 for Norwalk, 90201 for Bell Gardens, and 92335 for Fontana. These four ZIP codes belong to the most densely populated areas in California. More » Business & Finance Mail & Shipping

77005, 77024, 78746, 77094 and 76034 are some popular ZIP codes in Texas, as of 2015. The ZIP codes correspond to Houston, West Lake Hills in Austin, the Katy area, the Energy Corridor District and Colleyville. More » Business & Finance Mail & Shipping

ZIP codes in Tennessee range from 37010 (Adams) to 38589 (Wilder), with the most prevalent ZIP codes located in major urban centers. Some of these include 37201 (Nashville), 37902 (Knoxville), 37402 (Chattanooga), 38103 ... More » Business & Finance Mail & Shipping