The 5 digit code is similar, such as 00507, where the Julian date precedes the year.

For the Director areas a 2 or 3 digit code was used for the city.

Previously, customers had to look up the three digit code for a language in order to access an interpreter.

These two digit codes are standard classifications used throughout the federal government.

A 3 digit code, represented by letters, identified the local exchange.

Nearly every card has a unique 7-9 digit code printed on it.

Every vocabulary word on a card is assigned a two digit code.

With a single 10 digit code materials can be purchased all over the world, independent of the manufacturer or brand.

For High School courses, all are given a four digit code.

In four departments (similar to states), a 2 digit code now has to be entered before the 9.