Full list of all 75 Fallout: New Vegas achievements. It takes around 60-80 hours to unlock all of the achievements in the base game on Windows.
The base game contains 50 achievements, and there are 5 DLC packs containing 25 achievements.
Win 30 games of Caravan.
Cause 10,000 damage with Melee Weapons.
Pick 50 pockets.
Cause 10,000 damage with Unarmed weapons.
Cause 10,000 damage with Explosives.
Complete Veni, Vidi, Vici.
Complete Render Unto Caesar.
Complete Arizona Killer.
Complete All or Nothing.
Complete The House Always Wins.
Complete Eureka!
Heal 10,000 points of damage with food.
Discover 125 locations.
Complete For the Republic.
Complete You'll Know It When It Happens.
Heal 10,000 points of damage with Stimpaks.
Complete Talent Pool.
Play the game from start to finish in Hardcore Mode.
Complete No Gods, No Masters
Complete Wild Card.
Discover all snow globes.
Reach 30th level.
Recruit all companions.
Complete The Legend of the Star.
Get banned from all the Strip's casinos.
Complete Ring-a-Ding-Ding.
Complete Return to Sender.
Complete G.I. Blues.
Install 20 weapon mods.
Play 10 hands of Blackjack.
Play 10 spins of Roulette.
Play 10 spins of Slots.
Complete Volare!
Hack 25 terminals.
Make 50 Speech challenges.
Reach 20th level.
Cause 10,000 damage with Energy Weapons.
Discover 50 locations.
Cause 10,000 damage with Guns.
Sell 10,000 caps worth of goods.
Complete They Went That-a-Way.
Complete That Lucky Old Sun.
Reached 10th level.
Complete Come Fly With Me.
Win 3 games of Caravan.
Pick 25 locks.
Repair 30 items.
Recruit any companion.
Craft 20 items.
Complete Ain't That a Kick in the Head.
Trap Father Elijah in the Sierra Madre's Vault.
Confront Father Elijah in the Sierra Madre's Vault.
Complete the Sierra Madre Gala Event.
Recruit Dean Domino, Christine and Dog.
Collect 500 Sierra Madre Chips.
Crush the White Legs.
Evacuate Zion.
Scout the Zion Valley for signs of the White Legs.
Resupply Daniel and the Sorrows.
Arrive at Zion.
Complete Old World Blues.
Make up your mind... about your brain.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Search your feelings... for your heart.
Reactivate all of the Sink's robotic assistants.
Completed Lonesome Road.
Detonated all of the warheads in the Divide.
Found all of ED-E's upgrades in the Divide.
Decided the fate of all the Divide dwellers.
Fully upgraded The Divide's signature weapon.
Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Completed any three Gun Runners' Arsenal (GRA) one star (*) Challenges.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.
Caused 10,000 damage with unique Mojave Wasteland weapons.