DSL Extreme
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Contact Us via Phone, Mail or Live Chat

Is your question one of our common issues? If so, click any of the links before contacting us:
Department
Phone Number
Chat/Email
Hours of Operation
Sales & Information (866) 243-8638 Live Chat Now! Available 24 Hours
Business Sales & Info. (800) 949-3759 Live Chat Now! Available 24 Hours
Billing Department (800) 774-3379 Live Chat Now! Mon-Fri 7am-6pm PST
High-Speed DSL Support (866) 491-7221 Live Chat Now! Available 24 Hours
Dialup Support (877) 714-7549 Send an Email Mon-Fri 7am-7pm PST
Website Hosting Support (866) 245-5154 Live Chat Now! Available 24 Hours
Fax Number
(818) 206-0326

Mailing Address
DSL Extreme
21540 Plummer Street - Suite A
Chatsworth CA, 91311

Modem Returns
DSL Extreme
21540 Plummer Street - Suite A
Chatsworth CA, 91311

 

    
 I want to give thanks to Ray in level 2 support. He was so patient and knowl
edgable... I am going to recomend DSL Extreme to my friends.
 
 

From Terry H.
 
t
  • @sharonsdogs @ActuallyNPH You can't get DSL Extreme? I switched and love it
  • @zefie @DSLExtreme doing in 1 day, what @VerizonSupport refused to do for months.