Here's a list of the latest, courtesy of here. This is the raw data of history, as it happens. You know what to do:
http://twitter.com/azarnoush
http://twitter.com/jadi
http://twitter.com/tehranbureau
http://twitter.com/hamednz
http://twitter.com/Shahrzadmo
http://twitter.com/knv
http://twitter.com/mousavi1388
http://twitter.com/sasan_j
http://twitter.com/smileofcrash
http://twitter.com/alirezasha
http://twitter.com/IranElection09
http://twitter.com/Change_for_Iran
http://twitter.com/IranRiggedElect
http://twitter.com/madyar
http://twitter.com/TehranBureau
http://twitter.com/iran09
http://twitter.com/y_shar
http://twitter.com/Change_for_Iran
http://twitter.com/StopAhmadi
http://twitter.com/smileofcrash
http://twitter.com/Mynumberone1988
http://twitter.com/iranbaan
Users that have not twittered for +1 hour:
http://twitter.com/mohamadreza (Have protected updates)
http://twitter.com/parastoo
http://twitter.com/bahadorn
http://twitter.com/Bahram81
http://twitter.com/parhamdoustda
http://twitter.com/2hamed
http://twitter.com/IranUltimatum
http://twitter.com/tehranelection
http://twitter.com/TwitPersia