Leitcode (Deutsche Post, DHL)

The Leitcode is a numeric code using the numbers 0..9. This code is used by the Deutsche Post AG (DHL). The base of this code is Code 25 Interleaved, but with a different check digit.
 

Structure of the Leitcode:
1..5 6..8 9..11 12..13 14	ZIP code Street’s code number House number Product code Check Digit