October 03, 2018 03:57 Updated Follow Please open a ticket with IOT Customer Service Desk. Your ticket will be assigned to the Billing Team. You may also contact us by phone at (317) 234-4357 (Local), or (800) 382-1095 (Remote calls). Related articles Who do I contact about Corporation filing? What is the proper procedure to change the name of an owner or user or the mailing address?