Loop line
(Redirected from Loop line (disambiguation))
![](http://upload.wikimedia.org/wikipedia/commons/thumb/9/99/Wiktionary-logo-en-v2.svg/40px-Wiktionary-logo-en-v2.svg.png)
Look up loop line in Wiktionary, the free dictionary.
Loop line could refer to:
Uses in communications and circuits
- Loop around, telephone company test circuit
- Loopback, electrical or datacomm loop
Uses in transportation
- Loop line (railway)
- Loop Line, Chongqing Rail Transit, Chongqing, China