Here is the full list of achievements for Fallout: New Vegas for the Xbox 360.
Ain’t That a Kick in the Head (10 points) – Complete Ain’t That a Kick in the Head
All or Nothing (15 points) – Complete All or Nothing
Arizona Killer (20 points) – Complete Arizona Killer
Artful Pocketer (15 points) – Pick 50 pockets
Blast Mastery (15 points) – Cause 10,000 damage with Energy Weapons
Caravan Master (30 points) – Win 30 games of Caravan
Come Fly With Me (20 points) – Complete Come Fly With Me
Crafty (15 points) – Craft 20 items
Desert Survivalist (15 points) – Heal 10,000 points of damage with food
Double Down (10 points) – Play 10 hands of Blackjack
Eureka! (15 points) – Complete Eureka!
For the Republic (30 points) – Complete For the Republic
G.I. Blues (20 points) – Complete G.I. Blues
Globe Trotter (25 points) – Discover all snow globes
Hack the Mojave (15 points) – Hack 25 terminals
Hardcore (100 points) – Play the game from start to finish in Hardcore Mode
Jury Rigger (15 points) – Repair 30 items
Know When to Fold Them (10 points) – Win 3 games of Caravan
Lead Dealer (15 points) – Cause 10,000 damage with Guns
Little Wheel (10 points) – Play 10 spins of Roulette
Love the Bomb (15 points) – Cause 10,000 damage with Explosives
Master of the Mojave (25 points) – Discover 125 locations
Mod Machine (15 points) – Install 20 weapon mods
New Kid (10 points) – Reach 10th level
New Vegas Samurai (15 points) – Cause 10,000 damage with Melee Weapons
No Gods, No Masters (15 points) – Complete No Gods, No Masters
No Tumbler Fumbler (15 points) – Pick 25 locks
Ol’ Buddy Ol’ Pal (10 points) – Recruit any companion
Old-Tyme Brawler (15 points) – Cause 10,000 damage with Unarmed weapons
One Armed Bandit (10 points) – Play 10 spins of Slots
Outstanding Orator (15 points) – Make 50 Speech challenges
Render Unto Caesar (30 points) – Complete Render Unto Caesar
Return to Sender (20 points) – Complete Return to Sender
Ring-a-Ding-Ding (25 points) – Complete Ring-a-Ding-Ding
Stim-ply Amazing (15 points) – Heal 10,000 points of damage with Stimpaks
Talent Pool (20 points) – Complete Talent Pool
That Lucky Old Sun (20 points) – Complete That Lucky Old Sun
The Boss (30 points) – Reach 30th level
The Courier Who Broke the Bank (30 points) – Get banned from all the Strip’s casinos
The House Always Wins (30 points) – Complete The House Always Wins
The Legend of the Star (20 points) – Complete The Legend of the Star
The Whole Gang’s Here (25 points) – Recruit all companions
They Went That-a-Way (25 points) – Complete They Went That-a-Way
Up and Comer (20 points) – Reach 20th level
Veni, Vidi, Vici (15 points) – Complete Veni, Vidi, Vici
Volare! (20 points) – Complete Volare!
Walker of the Mojave (10 points) – Discover 50 locations
Wild Card (30 points) – Complete Wild Card
You Run Barter Town (15 points) – Sell 10,000 caps worth of goods
You’ll Know It When It Happens (20 points) – Complete You’ll Know It When It Happens