The last alphabetic character indicates voter eligibility. If it is above 500, NIC holder is female. If those numbers are below 500, NIC holder is male. Also those three digits (002) represent gender. First two digits (79) represent year of birth, and following three digits (002) represent month and date of birth. Every old NIC number has 9 numeric characters and an alphabetic character. Do you know that you can find date of birth and other information from your national identity card (NIC)? Date of birth, gender and voter eligibility are found in every Sri Lanka’s NIC.