Editing Check digit (section)

==== In the US ====
* The tenth digit of the [[National Provider Identifier]] for the US healthcare industry.
* The final digit of a [[POSTNET]] code.
* The North American [[CUSIP]] number.
* The final (ninth) digit of the [[ABA routing transit number]], a [[bank code]] used in the United States.
* The ninth digit of a [[Vehicle identification number|Vehicle Identification Number]] (VIN).
* [[Mayo Clinic]] patient identification numbers used in Arizona and Florida include a trailing check digit{{Citation needed|date=April 2010}}.
* The eleventh digit of a [[Customs & Border Protection]] entry number.