This publication provides a concordance of numbering systems addressing the Early Egyptian inscriptions (Dyn. 0-3). The numbering system, which was originally introduced by J. Kahl (1994) and which was expanded by I. Regulski in her "Database of Early Dynastic inscriptions," is mapped on the numbering system defined by J. Kahl, N. Kloth and U. Zimmermann (1995) for the 3rd Dynasty inscription and on the numbering of P. Kaplony (I