Plan Zip Code Bulletin For Free

The most complete ZIP Code is a nine-digit number consisting of five digits, a hyphen, and four digits, which the USPS describes by its trademark ZIP+4.

A Postal Index Number (PIN) code is a six-digit code used by India Post in the Indian postal code system. Also referred to as Zip codes or area codes, every digit in these codes indicates a specific meaning.

A United States postal code, for example, might be either five digits or five digits followed a hyphen (dash) and another four digits (12345-1234). If you are validating US postal codes, allow for both conditions. The following rule validates a field that can be five digits, five digits + dash + 4 digits, or blank.

The standard ZIP code notation used by the United States Postal service uses five digits to identify a delivery area. An example of a standard US ZIP code is 90210.

The first digit in a ZIP code represents a defined group of U.S. states. The second and third digits represent a region in that group, such as a large city. To send mail, only the first five digits of the ZIP code are required.

The term Postal Index Number (PIN) is popularly known as PIN Code/Postal Code in India. It is a code in the post office number of the postal code system which is used in India Post for segregating the mails. The PIN code consists of six digits.

Zip codes: Use the USPS Zip Code Lookup tool, or search Google or Bing. Find area codes: Type the city and state name, along with area code, into Google, Bing, Yahoo, or Wolfram Alpha. Or, use a specialized website like Area Codes, Country Codes, LincMad, or AllAreaCodes.com.