Just for the heck of it, I've decided to collect the names and zone numbers of the zones in Zone mode. If any of you can help fill it in be my guest. I'll edit this post with each name and number posted
Zone 0-1: Sub-Venom
Zone 2: Venom
Zone 3-4: Sub-Flash
Zone 5-6: Flash
Zone 7-11: Sub-Rapier
Zone 12-15: Rapier
Zone 16-19: Sub-Phantom
Zone 20-26: Phantom
Zone 27-34: Super-Phantom
Zone 35-41: Zen
Zone 42-50: Super-Zen
Zone 50-59: Subsonic
Zone 60-74: Mach 1
Zone 75+: Supersonic
Fan-made Zones
Zone 0: NASA Crawler
Zone 100+: ProblemSolver Zone.
Zone 100-129: Transsonic
Zone 130+: Hypersonic