If you are asking because you are having issues with your service, I can help you find the Spectrum Support page.
Yes, (which operates under the brand name Spectrum ) acquired Time Warner Cable (TWC) , completing the deal on May 18, 2016. Here is the story behind the acquisition:
While often confused, Time Warner Cable was a separate entity from Time Warner Inc. (the media company behind HBO/Warner Bros). TWC was a cable television and internet provider that was spun off from its former parent company in 2009.