It's kind of like changing your phone number without telling any of your clients. (lawyerist.com)
If you've moved or changed your phone number since registering your pet's chip, be sure to submit an update as soon as possible. (aspca.org)
It is also important to update your pet's identification tags and micro chip information each time you move or change phone numbers so that current contact information is always available on your pet. (ahna.net)