# WADP Numbering System

> identification numbers for official postage stamps since 2002

**Wikidata**: [Q2657486](https://www.wikidata.org/wiki/Q2657486)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/WADP_Numbering_System)  
**Source**: https://4ort.xyz/entity/wadp-numbering-system


## References

1. Freebase Data Dumps. 2013