You could have downloaded OzCodes 1.1 from our software library for free. The OzCodes installer is commonly called ozcodes.exe. The program lies within Communication Tools, more precisely E-mail Tools. This free software is an intellectual property of Glenn Singleton. The most popular version among the program users is 1.1.
From the developer:
Australian Postcode Lookup program. This small but effective free program looks up Australian postcodes from place names or the reverse, places names that share a postcode. Works on all versions of Windows & also a Mac Power PC version. A postal code (known in various countries as a post code, postcode, or ZIP code) is a series of letters and/or digits appended to a postal address for the purpose of sorting mail.
You may want to check out more software, such as WhitelistUpdater, MAPILab Share'n'Sync or QuickSender, which might be related to OzCodes.