Time Warner Cable provided Roadrunner Email, a service that Charter Communications eventually purchased. Whether you’re a new Spectrum user looking to optimize your email experience, this guide will help you. To access spectrum webmail, customers will need to log in to their accounts using their Spectrum username and password. From there, they can compose new messages, read and reply to incoming messages, organize their inbox with folders and filters, and manage their account settings. If you're having trouble with your Roadrunner (spectrum) email the following troubleshooting steps should help you get back in your Roadrunner email quickly.