Posted in Government & Military, Security C911 stands for Intermediate ANI-only 9-1-1 service level between B911 and E911 C911 Share Pinterest Tweet Whatsapp Post navigation C6H12O6CAARRS Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.