Type NEW PORTABILITY FORM >    EDIT AN EXISTING PORT FORM    < home You can now make instant corrections to port forms yourself REPRINT AN EXISTING PORT FORM NEW CORPORATE WINBACK CLAIM REPRINT AN EXISTING WINBACK CLAIM ALL PORTS should be registered and forms returned to Upside regardless of any credit entitlement or not. Business winback credits applied automatically from 22 March 2010, so no winback claim is required for those. Only Corporate winback credits need to be claimed with Upside. Download Port Authorisation Form .