H2O Customer Care Details | Phone Number for H2O

H2O customer service contact details search will end here. Here we included all the contact details of H2O customer service. We cover H2O Phone Number, Customer Service Hours, How to call for an inquiry.

Customer care number


Steps for connecting with customer care

  • Dial 800.643.4926
  • Now press 1 for English.
  • After that, you have to press 3
  • And then, press 6
  • Stay on line
  • Now you get a connection with a customer care representative

Customer care supporting hours

  • Monday to Friday: 9 am to 12 am
  • Saturday-Sunday: 9 am to 11 pm

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