Tamagotchi Town (also TamaTown) was a Macromedia Flash-based website that interacted with versions 3, 4 (JinSei), 4.5 (JinSei Plus), 5 (Familitchi), 5.5 (Familitchi Celebrity), 6 (Music Star) and the new Tama-Go Tamagotchis.
It allowed owners to obtain points and items online that could be used on the Tamagotchi.
It transferred data between the website and machine using a 10-14 digit hexadecimal code typed when logging in and out (excluding Version 3).
The Tamagotchi online worlds have been expanded to most all versions (except v1 and v2), the music star is the most popular virtual world called 'Music City', players were able to register their character from your 'Music Star Tamagotchi' and play games and talk.
The V3 Tamagotchi Town featured the town hall, theatre, mall, school, grandparents', and parents' house, arcade, travel agency, food court, and the King's palace.