RE codes, short for reenlistment eligibility or reentry eligibility codes, are alphanumeric codes that indicate eligibility to reenlist after military separation. Each code reflects the circumstances ...
DIGIPIN, or Digital Postal Index Number, is a 10-character alphanumeric code assigned to a 4m x 4m area in India, providing a precise location, unlike general PIN codes. Developed by India Post, IIT ...