# Centrex

> telephone service

**Wikidata**: [Q1054238](https://www.wikidata.org/wiki/Q1054238)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Centrex)  
**Source**: https://4ort.xyz/entity/centrex


## References

1. Freebase Data Dumps. 2013
2. Quora
3. GF WordNet