Full list of all 75 Fallout: New Vegas (EEU) achievements. It takes around 100-120 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.
Recruit any companion.
Recruit all companions.
Install 20 weapon mods.
Discover 125 locations.
Discover all snow globes.
Sell 10,000 caps worth of goods.
Cause 10,000 damage with Energy Weapons.
Heal 10,000 points of damage with Stimpaks.
Repair 30 items.
Pick 50 pockets.
Heal 10,000 points of damage with food.
Cause 10,000 damage with Unarmed weapons.
Win 3 games of Caravan.
Play the game from start to finish in Hardcore Mode.
Complete Ring-a-Ding-Ding.
Complete The House Always Wins.
Complete For the Republic.
Complete Render Unto Caesar.
Complete Wild Card.
Complete All or Nothing.
Complete Veni, Vidi, Vici.
Complete Eureka!
Complete No Gods, No Masters
Complete Come Fly With Me.
Complete Talent Pool.
Complete Return to Sender.
Complete Arizona Killer.
Complete You'll Know It When It Happens.
Complete G.I. Blues.
Complete That Lucky Old Sun.
Complete Volare!
Complete The Legend of the Star.
Play 10 spins of Roulette.
Play 10 hands of Blackjack.
Get banned from all the Strip's casinos.
Play 10 spins of Slots.
Craft 20 items.
Pick 25 locks.
Hack 25 terminals.
Make 50 Speech challenges.
Win 30 games of Caravan.
Discover 50 locations.
Reach 30th level.
Cause 10,000 damage with Guns.
Cuase 10,000 damage with Melee Weapons.
Cause 10,000 damage with Explosives.
Reached 10th level.
Reach 20th level.
Complete They Went That-a-Way.
Complete Ain't That a Kick in the Head.
Trap Father Elijah in the Sierra Madre's Vault.
Collect 500 Sierra Madre Chips.
Confront Father Elijah in the Sierra Madre's Vault.
Complete the Sierra Madre Gala Event.
Recruit Dean Domino, Christine and Dog.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.
Completed any three Gun Runners' Arsenal (GRA) one star (*) Challenges.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.
Caused 10,000 damage with unique Mojave Wasteland weapons.
Resupply Daniel and the Sorrows.
Crush the White Legs.
Evacuate Zion.
Scout the Zion Valley for signs of the White Legs.
Arrive at Zion.
Found all of ED-E's upgrades in the Divide.
Fully upgraded The Divide's signature weapon.
Detonated all of the warheads in the Divide.
Completed Lonesome Road.
Decided the fate of all the Divide dwellers.
Complete Old World Blues.
Make up your mind... about your brain.
Find your courage... find your spine.
Search your feelings... for your heart.
Reactivate all of the Sink's robotic assistants.