Ah, my favourite.
(Somewhat) Chronologically -
The Undertones,
The Damned - Machine Gun Etiqutte,
The Clash - London Calling,
Ramones,
Misfits - Walk Among Us,
Black Flag - Damaged,
The Descedents - Milo Goes to College,
Dead Kennedys - Fresh Fruit for Rotting Vegetables,
Bad Religion - Suffer,
Minor Threat,
Social Distortion - Mommys Little Monster,
Nirvana - Nevermind (obviously),
The Offspring - Smash,
NOFX - Punk in Drublic,
Rancid - ...And Out Come the Wolves,
Green Day - Dookie,
AFI - Black Sails in the Sunset,
The Vandals - Hitler Bad, Vandals Good,
Less Than Jake - Hello Rockview,
Social Distortion - White Light, White Heat, White Trash,
Manic Street Preachers - The Holy Bible,
Hot Water Music - Caution,
88 Fingers Louie - Back on the Streets,
Kid Dynamite - Kid Dynamite,
Lifetime - Hello ******** (the word starts in B and ends in s),
None More Black - This is Satire,
Paint it Black - CVA,
Bigwig - Reclaimation,
Pennywise - Land of the Free?
Anti-Flag - The Terror State,
Rise Against - Revolutions Per Minute,
Strike Anywhere - Change is a Sound,
The Flatliners - The Great Awake,
A Wilhelm Scream - Mute Print,
And much more recently:
The Flatliners - Cavalcade,
Makd Do and Mend - End Measured Mile,
Polar Bear Club - Sometimes Things Just Disappear,
The Gaslight Anthem - Sink or Swim,
The Loved Ones - Build & Burn.
I'm sure I've missed some.
EDIT: I missed one of the most important punk records ever made:
Refused - The Shape of Punk to Come.