It works for your Doro PhoneEasy 612 unlock code. - Do I need to unlock Doro PhoneEasy 612 unlock code every time I change SIM card? - No, even if you update the software (flashing) or reset the Doro PhoneEasy 612 unlock code, it remains permanently unlocked, no matter what you do. Consumer Cellular supplies only US service including Puerto Rico and US Virgin Islands; Therefore, you must pay international roaming charges when using your phone in Canada or other countries. Use your work and your personal SIM card in your unlocked Doro PhoneEasy 612 unlock code, you do not need to use two phones again. - Get the cheapest prices by sharing SIM cards to take advantage of the latest offers. Our new family of devices, Doro 6520 and Doro 6530, also give you easy access to email, web browsers and Facebook from your phone. If you are not sure how the phone works, please contact us first. How To Unlock Phone Keypad. There is no refund if too many previous attempts have been made to unlock the phone with incorrect code or if incorrect phone model is selected.