List of BBS's in 519, well, the important ones at least

Aquilonia
Cenotaph Road
Crazy Train
Darker Image
Dead Zone
Dragons Den (Brantford)
Intercom
Laboratory X
Mystara City
Psychotic Illusion
Restricted Area 2
Riptide
Serotonin
Silicon Dreams
Silk & Desire
Soul Assassins
Stygian Abyss
Synagogue of Satan
The Gentleman's Club
The Pentagon
TimeBomb
Tremor
Twilight Zone
Wizards Graveyard (Brantford)

List of users on Serotonin and other BBS's in the 519 K/W, Cambridge, Guelph area

ACE
AERO
ALGORHYTHM
ANTHRAX
APOCALYPSE
ARIOCH
ARSENYTHM
AZRAEL
Ace
Algorhythm
Arioch
Arsenic
BELLICOSE
BLACK CROWE
BUCKY
Beastie Boy
Bilbo Baggins
Bird Of Prey
Black Crowe
Black Talon
Blackened Witness
Bloodline
Bombarta
Bubba
CORPSEGRINDER
CRIMINAL MASTERMIND
Corpsegrinder
Crash Vegas
Crazy Horse
Criminal Mastermind
Cybernetic Soul
DA JET
DARK VIBRATION
DEATH ANGEL
Death Metal
Deathtrap
Defiant
Delirium
Dragon
Dragon Lord
Excalibur
Excel
Extreme
FAT TONY
FIRE LORD
Fire Lord
GRAZ'ZT
GREEN HORNET
Gemini Dark
Grandpa
Green Hornet
Gus
HOOD RAT
Headbanger
Homeybasher
Hood Rat
ILLUSIONIST
INTELLIGENT HOODLUM
INTREPID
Iceman
Illusionist
Intelligent Hoodlum
JABBA THE HUT
JYNAX
Jack Kerouac
Jays Fan
KARATEKID
Kiwic
LAN MARTAK
LEPRECHAUN
Leprechaun
Lord Of Illusion
Lord of Illusion
Lowlevel
Lurch
MASTER
MAXXUM
MOLSON
MONKEY
MORTUS
Marie
Master
Master Darque
Merrmore
Misunderstood
Molson
Mortus
Muddy Waters
NAILED PIGGY
NAV
NEVERMIND
NIGHT
NOBUNAGA
NORMAN BATES
Nevada
Night
Nirvana
Nordsfan
Norman Bates
ORION
Offspring
Orion
PAPA BEAR ZALAPSKI
PSYCHO KILLER
PUNISHER
Peniston
Pennywise
Petie
Phillyfan
Phylon
RADMAN
RAGE
RAZOR
RED DRAGON
Razor
Romeo
SECTOID
SERVILITY
SHOELACE
SHOOTER
SILENCER
SILVER HULK
SILVERWING
SLAYER
SPIDERMAN
STIMPY
STRANGER
Sectoid
Shadowdancer
Silicon Soul
Socrates
Sourceful One
Spiderman
Spinner
Storm Blade
Stranger
TETANUS
THE EDGE
Technifix
Temujin
The Crypt Keeper
The Doom Dentist
The Evil One
The Mad Doctor
The Vac
Tinkertrain
URAEUS
VALIANT
VIPER
Viper
Voide
WARLOCK
WARSONG
WASTED YOUTH
Wallman
Warlock
Warsong