How do i contact dsl extreme customer service? But on the bright side that back and forth can turn out to be less time overall, than, say, getting on the phone with a customer service representative. DSLextreme has a page or online help desk for customer service, but you can also call them on the phone. In total, you can communicate with DSLextreme using 2 different media: phone, web.What is dslextreme webmail login? DSLExtreme Webmail is a mailing service created by DSL extreme company; the webmail is designed to allow enhanced security and improved privacy. So if you are looking for help for DSLExtreme Webmail Login then this article is for you.Who is dsl extreme? Founded in 1999, headquartered in Los Angeles, and backed by Insight Venture Partners, DSL Extreme and its parent company IKANO Communications offer a full suite of broadband services for consumers and business clients. The DSL Extreme network and best-in-class 24/7/365 customer service team support nearly 100,000 clients across the country.How much does dsl extream cost? DSL extream takes my contract for a years; locked me into DSL extream service for a year only 6 Mbps on $47.99. I called to negotiate the service; they were really did not care. Lots of phone call to DSL extream, their customers service were told me different stories of their problems in their system.