# postcrossing

> hobby about exchanging postcards

**Wikidata**: [Q643420](https://www.wikidata.org/wiki/Q643420)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Postcrossing)  
**Source**: https://4ort.xyz/entity/postcrossing


## References

1. Freebase Data Dumps. 2013
2. [Alexa Internet](https://www.alexa.com/siteinfo/postcrossing.com)
3. YSO-Wikidata mapping project
4. Quora