You can add or modify the settings for H2O Wireless on the Android Phone, follow the simple steps below

• From the Home screen, tap the applications bar.
• Tap Settings > Wireless controls > Mobile networks > Access Point Names. Defined multimedia message access points are listed.
• To add a new access point. Press the Menu key and tap New APN and enter settings.
  • Name: H2O
  • APN: att.mvno
  • Proxy: 66.209.11.33
  • Port: 80
  • Username: blank
  • Password: blank
  • Server: blank
  • MMSC: http://mmsc.cingular.com
  • MMS Proxy: 66.209.11.33
  • MMS Port: 80
  • MCC:310
  • MNC:410
  • APN Type: default,supl,mms
• Press the Menu key and tap Save.