Early 20th century cartridges may have additional digits indicating the month of manufacture.

The commodity code is a ten-digit number, although an additional four digits may apply to certain products.

To create higher numbers, additional digits are simply added to the left side of the binary representation.

Parishes were coded using an additional 3 digits after their local authority.

In 2010, an additional digit (2) was added to the start of land line numbers, thus standardizing the length at 8 digits.

In 2008 an additional digit was added to cellphone numbers, while land numbers remained the same.

Bell Atlantic began last month to reprogram pay phones to allow additional digits.

The number of this coinciding vernier line represents the additional digit.

An additional four digits is required for some Taric numbers.

He throws 90 miles per hour and bears watching whether he develops and edge with the additional digit or not.