You must download these from the PSN Store via your PSP. This will not work in Media Go or on a PS3. Make sure you are running firmware 6.20 and have downloaded the PlayStation Comic Reader app from the XMB. You also have to have a PSN account for the region that you want to download from activated on your PSP.
According to the EU PlayStation Blog these codes are good until December 16th.
If you are getting errors when downloading: try this fix.
United States
63N8-R2BF-9E4D — Aleister Arcane #1
FF3N-H7B6-M2JF — Astro Boy: Movie Adaptation #1
724K-A4BG-JLD7 — Star Trek Year Four: The Enterprise Experiment #1
EC2N-9HBR-HJD6 — Transformers: All Hail Megatron #1
United Kingdom
ANTL-MGBH-BN2H — Aleister Arcane #1
FG9D–NFBB–GQ33 — Astro Boy: Movie Adaptation #1
MH75–L3BF–HA95 — Star Trek Year Four: The Enterprise Experiment #1
A8D2-KMBF-JKE4 — Transformers: All Hail Megatron #1
Ireland
GMN8-H8B8-QN83 — Aleister Arcane #1
2EAJ–PTBH–TLE5 — Astro Boy: Movie Adaptation #1
CET2–GQBA–LGDB — Star Trek Year Four: The Enterprise Experiment #1
E324-CGBK-8T8G — Transformers: All Hail Megatron #1
Australia
BGPA-8CBH-DRKL — Aleister Arcane #1
H3BL–JPB8–6T8Q — Astro Boy: Movie Adaptation #1
BC8L–E9B8–G975 — Star Trek Year Four: The Enterprise Experiment #1
J8G5-MPBP-9D55 — Transformers: All Hail Megatron #1
New Zealand
7CP5-QTBA-TLRK — Aleister Arcane #1
JQR4–97B7–BHFG — Astro Boy: Movie Adaptation #1
EK6C–KHBQ–RAKT — Star Trek Year Four: The Enterprise Experiment #1
FFBT-9NBG-Q3NL — Transformers: All Hail Megatron #1
South Africa
T3C2-TQBB-R6JA — Aleister Arcane #1
JLQ5–C4BT–GFCF — Astro Boy: Movie Adaptation #1
F9GA–MFB9–9L57 — Star Trek Year Four: The Enterprise Experiment #1
4R9A-AMB9-QR9M — Transformers: All Hail Megatron #1
F5ing the PSN Store like a madman.
Thanks for putting them all in one area – the reader works pretty slick!
This is so great!
It finally gives me a chance to read some comics and feel like I had a good child-hood 
Even though that wasn’t the case >_> but its all good now!
cheers mate. Nice one
When are the other UK ones coming out?
Any codes for Canada?
Not at this time =\
I’m getting a fail everytime I try to download? Please help! Thanks!
http://boardsus.playstation.com/playstation/board/message?board.id=psp&thread.id=3504952
See if that works for ya.
they download failed then i try to download again and it wont let me.
same here but wen i tryed to download it again it wouldnt let me
Are there any ones for canada
Cool they all work really nice, will give me something to do when I’m flying over to Spain and great that all the codes for everywehere are in one place. I hope you guys and girls in Canada get some comics soon.
i downloaded every thing thats needed.why cant i redeme the code?.is it cause i live in ottawa canada
Are you using a US account or a CA one?
my downloads faild i wanna know why i have version 6.20
when does the comics tab in the playstation store comming so i can download comics
if there are given us codes can some one plz find out when
Ok whenever i try to download one it goes to 99% and then says that comunication with server failed what am i doing wrong.
PS: i have ver. 6.20, have reader,and redeemed codes
Never mind the download help really helped
Won’t work in Canada. That’s crap!!
When do these each expire? I tried a week ago, and could only download the Transformers comic. Then, I tried yesterday and again, all of the errors pointed to these being expired.