System (1) for identifying and locating people, animals or objects through smartphones (5) with NFC technology, comprising: # - a chip (2) NFC passive comprising a data register for storing identification data a person, animal or object carrying (3) of the chip (2) and contact with a reference person (4) # - at least a smartphone (5) with an NFC module (5a) capable of reading the data register chip (2) NFC and also comprising a geoLocator (5b), # - at least one receiver (6) of calls, messages and / or electronic communications sent from the smartphone (5) held by the reference person (4), # - at least one communication network (7) voice and / or data that is connecting the smartphone (5) and receiver (6). The invention also comprises a method of operating the system (1).
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