I find this very useful thought I might share

R1 , R2 , R4 , R5 (Region codes) Releases Dates

R5 Releases Dates:
Eastern Europe, Africa, Central and South Asia, Mongolia, North Korea.

[August 2008]

( 12 August ) Hellboy 2: The Golden Army –> Hellboy 2 The Golden Army R5 LINE XViD-PUKKA
( 26 August ) The Mummy 3: Tomb of the Dragon Emporer –> The Mummy Tomb of the Dragon Emperor R5 LiNE XviD-ALLiANCE
( 28 August ) Deception –> Deception 2008 DVDRiP XviD-AMIABLE

[September 2008]

( 11 September ) Mirrors
( 30 September ) Iron Man

[October 2008]

( 07 October ) The Dark Knight
( 21 October ) Mamma Mia!
( 28 October ) Indiana Jones and the Kingdom of the Crystal Skull

[November 2008]

( 04 November ) The Incredible Hulk
( 13 November ) Max Payne
( 25 November ) Kung Fu Panda

[December 2008]

( ?? December ) The Chronicles of Narnia: Prince Caspian
( 09 December ) Star Wars: The Clone Wars
( 11 December ) WALL-E
( 16 December ) Sex and the City
( ?? December ) Tropic Thunder

—————————————————————————-
R1 Releases Dataes:
Canada, United States; U.S. territories; Bermuda

[August 2008]

( 05 August ) Nim’s Island –> Nims.Island.PROPER.DVDRip.XviD-JokkeR1
( 12 August ) Felon –> Felon.LIMITED.PROPER.DVDRip.XviD-DMT
( 12 August ) Smart People –> Smart.People.DVDRip.XviD-DiAMOND
( 19 August ) Quid Pro Quo –> Quid.Pro.Quo.LIMITED.DVDRip.XviD-SAPHiRE
( 19 August ) The Scorpion King 2 –> The.Scorpion.King.2.DVDRip.XviD-BeStDivX
( 19 August ) The Life Before Her Eyes –> The.Life.Before.Her.Eyes.LIMITED.DVDRip.XviD-iMBT
( 19 August ) Street Kings –> Street.Kings.RETAIL.DVDRip.XviD-DoNE
( 19 August ) Miss Pettigrew Lives For A Day –> Miss.Pettigrew.Lives.For.A.Day.DVDRip.XviD-PUKKA
( 26 August ) My Sassy Girl –> My.Sassy.Girl.2008.STV.DVDRip.XviD-CaRRe
( 26 August ) August –> August.LiMiTED.DVDRip.XviD-NODLABS
( 26 August ) Where in the World is Osama bin Laden –> Where.In.The.World.Is.Osama.Bin.Laden.LiMiTED.DVDRip.XviD-ARROW
( 26 August ) Postal –> Postal.LIMITED.DVDRip.XViD-PUKKA
( 26 August ) Redbelt –> Redbelt.DVDRip.XviD-ARROW
( 26 August ) What Happens in Vegas –> What.Happens.In.Vegas.DVDRip.XviD-DoNE

[September 2008]

( 02 September ) Then She Found Me –> Then.She.Found.Me.LIMITED.DVDRip.XviD-AMIABLE
( 02 September ) Married Life –> Married Life 2007 LiMiTED DVDRiP XviD-ARROW
( 02 September ) The Promotion –> he.Promotion.LIMITED.DVDRip.XviD-AMIABLE
( 09 September ) The Fall –> The.Fall.LiMiTED.DVDRip.XviD-NODLABS
( 09 September ) Baby Mama –> Baby.Mama.DVDRip.XViD-PUKKA
( 09 September ) The Forbidden Kingdom –> The Forbidden Kingdom 2008 DVDRip REPACK XviD-BiFOS
( 09 September ) Sarah Landon and the Paranormal Hour –> Sarah Landon and the Paranormal Hour DVDRip XviD-NeDiVx
( 09 September ) Mongol
( 16 September ) The Love Guru –> The Love Guru DVDRip XviD-DoNE
( 16 September ) Snow Angels
( 16 September ) Finding Amanda
( 16 September ) The Babysitters –> The.Babysitters.LiMiTED.DVDRip.XviD-LMG
( 16 September ) Speed Racer –> Speed Racer DVDRip XviD-ARROW
( 16 September ) Made of Honor –> Made.Of.Honor.DVDRip.XviD-ARROW
( 16 September ) Tortured

[October 2008]

( 07 October ) Rest Stop: Don’t Look Back October
( 07 October ) The Visitor
( 07 October ) You Don’t Mess With the Zohan
( 07 October ) Stuck
( 14 October ) The Code
( 14 October ) Indiana Jones and the Kingdom of the Crystal Skull
( 14 October ) Pirates Who Don’t Do Anything: A Veggie Tales Movie
( 14 October ) War, Inc. –> War, Inc. LiMiTED DVDRiP XviD-ARiSCO
( 14 October ) Standard Operating Procedure
( 21 October ) The Incredible Hulk
( 21 October ) The Strangers
( 28 October ) Dead Space: Downfall
( 28 October ) Tinker Bel
( 23 September ) Sex and the City
( 30 September ) Pulse 2: Afterlife
( 30 September ) Iron Man

[November 2008]

( 04 November ) Transsiberian
( 04 November ) This Christmas
( 04 November ) The Perfect Holiday
( 18 November ) Wall-E
( 18 November ) Hellboy II: The Golden Army

[December 2008]

( 02 December ) Chronicles of Narnia: Prince Caspian
—————————————————————————–
R2 Releases Dates:
Western and Central Europe; Western Asia; Egypt, Japan, South Africa, Swaziland; British overseas territories, French overseas territories

[August 2008]

( 11 August ) Son Of Rambow –> Son.of.Rambow.DVDRip.XviD-DoNE
( 11 August ) Big Stan –> Big.Stan.REPACK.DVDRip.XviD-KAMERA
( 13 August ) Forgetting Sarah Marshall –> Forgetting.Sarah.Marshall.DVDRip.XviD-DoNE
( 19 August ) Happy-Go-Lucky –> Happy.Go.Lucky.LIMITED.DVDRip.XviD-AMIABLE
( 25 August ) Asterix at the Olympic Games
( 25 August ) Deception –> Deception.DVDRip.XviD-AMIABLE
( 27 August ) Hell Ride –> Hell Ride 2008 DVDRiP XViD-TheBatman

[September 2008]

( 15 September ) Dante 0.1 –> Dante 01 DVDRip XviD-iAPULA
( 22 September ) Flashbacks Of A Fool

[October 2008]

( 06 October ) In Search Of A Midnight Kiss
( 13 October ) Adulthood
( 13 October ) The Escapist
( 13 October ) The Incredible Hulk
( 20 October ) Wanted
( 27 October ) While She Was Out

[November 2008]

( 10 November ) Donkey Punch
( 10 November ) The Accidental Husband
( 13 November ) Hancock
( 17 November ) Fred Claus

[December 2008]

( 01 December ) The Dark Knight
( 01 December ) Star Wars: The Clone Wars
( 01 December ) Get Smart
—————————————————————————–
R4 Releases Dates:
Oceania; Central and South America; Caribbean; Mexico

[September 2008]

( 11 September ) The Happening (R4)
( 24 September ) Horton Hears a Who! (R4) –> Horton Hears a Who 2008 DVDRiP XviD-ALLiANCE

Quoted From Post Of mike93 @ ForumW.org