About
What is Centralert? Centralert is an emergency card based on annual subscription. It helps subscriber if found in a state of emergency. With the help of the card, the police, medical staff or other persons, may call a call center phone number. The membership number is found on the card. Caller provides membership number to call center. Having the contact details of persons designated by the subscriber, Centralert call center will alert the family via text messaging regarding the incident.