Here are all the pins in Club Penguin:
Credit to Big sb
Shamrock Pin
Rareness: 10/10
Location: Coffee Shop
Music Note Pin
Rareness: 9.5/10
Location: Pizza Parlor
Plant pin
Rareness: 9.5/10
Location: Dance Lounge
Pizza Pin
Rareness: 9/10
Location: Plaza
Balloon Pin
Rareness: 9/10
Location: Dock
Lanturn Pin
Rareness: 9/10
Location: Night Club
Beach Ball Pin
Rareness: 9/10
Location: Attic
Sun Pin
Rareness: 8.5/10
Location: Book room
Horse Shoe Pin
Rareness: 8.5/10
Location: Mine Shack
Astro Barrier Ship Pin
Rareness: 8/10
Location: Snow Forts
Hockey Stick Pin
Rareness: 8/10
Location: Ski Village
Soccer Ball Pin
Rareness: 8/10
Location: Gift Shop
Pencil Pin
Rareness: 8/10
Location: Bookroom
Light House Pin
Rareness: 7.5/10
Location: Plaza
Telescope Pin
Rareness: 7.5/10
Location: Mountain
Pirate Flag Pin
Rareness: 7.5/10
Location: Pet Shop
Pumpkin Pin
Rareness: 7.5/10
Location: Dock
Jet Pack Pin
Rareness: 7.5/10
Location: Beach
Life Ring Pin
Rareness: 7.5/10
Location: Lighthouse
Camp Fire Pin
Rareness: 7.5/10
Location: Ski Lodge
Christmas Tree Pin
Rareness: 6.5/10
Location: Club Penguin Newspaper
Candy Cane Pin
Rareness: 7/10
Location: Night Club
Apple Pin
Rareness: 7/10
Location: Pizza Parlor
Cactus Pin
Rareness: 6.5/10
Location: Coffee Shop
Teddy Bear Pin
Rareness: 6.5/10
Location: Cave
Ice Cube Pin
Rareness: 6.5/10
Location: Ice Berg
Shrimp Pin
Rareness: 6.5/10
Location: Dance Lounge
Pot of Gold Pin
Rareness: 6/10
location: Ski Lodge Attic
Box Pin
Rareness: 6/10
Location: Dock
Microphone Pin
Rareness: 6/10
Location: Beacon
Ruby Pin
Rareness: 5.5/10
Location: Ski Village
Tulip Pin
Rareness: 5/10
Location: Sport Shop
Starfish Pin
Rareness: 5/10
Location: Mine
Surf Board Pin
Rareness: 4/10
Location: Beacon
Picnic Basket Pin
Rareness: 4/10
Location: Ski Lodge
Water Drop Pin
Rareness: 4/10
Location: Dance Lounge
Cart Surfer Pin
Rareness: 4/10
Location: Pizza Parlor
Butterfly Pin
Rareness: 3.5/10
Location: Forest
Tent Pin
Rareness: 3/10
Location: Mine Shack
BaseBall Pin
Rareness: 1/10
Location: Boiler Room
JellyFish Pin
Rareness: 1/10
Location: Ski Lodge
ON STOCK IN CLUB PENGUIN LOCATED AT THE SKI LOUNGE
Circus Tent Pin
Rareness: 2/10
Location: Plaza at fall fair
ON STOCK IN CLUB PENGUIN LOCATED AT THE PRIZE TENT IN THE PLAZA
PaddleBall Pin
Rareness: 1/10
Location: Snow Forts
ON STOCK IN CLUB PENGUIN LOCATED AT THE SNOW FORTS
There are a total of 43 pin that have came out.
The Club Penguin Masters 
I have 27 Pins
My first was the Pencil pin
But I could have gotten the SoccerBall pin but I didn’t know about pins when I started
Comment by detroit87 — August 20, 2007 @ 10:32 am
Te jellyfish pin has appeared in the Ski Lodge. The oldest pin was the shamrock at the floor of the Coffee Shop. The newest pin before this was the Boiler Baseball.
Comment by Flag Expert (Simeon Davenport) — September 14, 2007 @ 5:44 pm
This message goes to: Pikachuhuthecool. What pins did you get?
Comment by Flag Expert — September 28, 2007 @ 6:31 pm
Pikachuhuthecool,
My first pin was the Cart one. i could have got the waterdrop wun. pleese tel me war the noo pin is evry 2 weeks. I will remind you if you forget.
Your freind Flag Expert
Comment by Flag Expert — September 28, 2007 @ 6:34 pm
hi
Comment by Flag Expert — September 30, 2007 @ 11:06 am
ther is a comb pin
Comment by Simeon Davenport — October 12, 2007 @ 8:12 pm
Darkesideuser
Watex
Paintboy100
Pikachuhuthecool
mxwadia
I want all five of you to meet eacother at December 1st 3:30 PM
Comment by Simeon Davenport — October 15, 2007 @ 10:00 am
Hey, Pikachuhuthecool, i wanna meet you. Go to the coffee shop at november 3rd 6:00 PM at the tundra american server look for a penguin named flag expert.
Comment by flag expert — October 26, 2007 @ 8:45 pm
😀 u r so cute!
Comment by flag expert — December 8, 2007 @ 9:58 pm
You!
80 wut?
👿 i ahte u!
80 really?
👿 yes!
😮 AAAAAAAH!
Comment by flag expert — December 8, 2007 @ 9:59 pm
😯
Comment by flag expert — December 8, 2007 @ 10:00 pm