Install Auto Forward SMS on the Android phone you need to forward SMS from. Have SMS auto-forwarded to any other phone (iPhone, Windows, Blackberry etc).
Check out the features:
Create Tasks to auto-forward only CERTAIN texts from SPECIFIC NUMBERS to your selected Contacts.
Get incoming SMS auto-fwded to your email address and/or other phone. Handy if you need to keep copies of texts for legal or business reasons!
Have only SMS with SPECIFIC KEYWORDS in the message body forwarded. Example: chocolate cake OR chocolate,cake.
Optional email & SMS alert when your app-enabled phone is at 15% battery.
No need to uninstall or delete tasks. Simply pause FWD ALL INCOMING SMS or TASKS anytime via ON/OFF switches.
2 phones? Have texts to your "old" Android number forwarded to your new phone and/or your email address. The app will append the original sender's number to the forwarded SMS.
1 phone? Have incoming SMS forwarded to your email address. And the optional Reply From Email subscription lets you reply from Gmail straight back to the original sender but appear to come FROM your mobile number.