Where can i buy the h2o wireless product? H2O Wireless is Available at Retail Stores Nationwide including 7 Eleven, Target, Best Buy, Circle K, Daily's, EZ Mart, Family Dollar, Office Depot, Speedway and many others. Locate the H2O Wireless near you with our easy to use Store Locator.Are there any additional return fees on my h2o wireless bill? There may be additional return fees up to the maximum allowed by law. If you need to change or update your payment information, please call H2O Wireless Customer Care (dial 611 from your H2O Wireless handset).What does it mean to be a h2o user? “You,” “your,” “customer,” “subscriber,” and “user” refers to an account holder or authorized user of our Services or Devices. “Services” means voice telephony, text messaging, broadband Internet access services, applications, and any other services provided to you by H2O.How do i add funds to my h2o account? Adding Funds Manually: You can manually recharge your account by accessing the ''Recharge'' tab at www.h2owireless.com with your credit card as well as by entering the PIN number on the refill card purchased at any H2O Wireless Retailer locations.