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.
Complete All or Nothing.
Complete Veni, Vidi, Vici.
Complete Render Unto Caesar.
Complete Arizona Killer.
Complete The House Always Wins.
Complete Eureka!
Complete For the Republic.
Complete You'll Know It When It Happens.
Get banned from all the Strip's casinos.
Discover all snow globes.
Complete Talent Pool.
Complete The Legend of the Star.
Play the game from start to finish in Hardcore Mode.
Complete No Gods, No Masters
Complete Wild Card.
Complete Return to Sender.
Heal 10,000 points of damage with food.
Recruit all companions.
Cause 10,000 damage with Explosives.
Pick 50 pockets.
Hack 25 terminals.
Play 10 hands of Blackjack.
Install 20 weapon mods.
Play 10 spins of Slots.
Win 30 games of Caravan.
Win 3 games of Caravan.
Heal 10,000 points of damage with Stimpaks.
Cause 10,000 damage with Unarmed weapons.
Cuase 10,000 damage with Melee Weapons.
Discover 50 locations.
Reach 20th level.
Reach 30th level.
Craft 20 items.
Discover 125 locations.
Sell 10,000 caps worth of goods.
Cause 10,000 damage with Energy Weapons.
Cause 10,000 damage with Guns.
Make 50 Speech challenges.
Complete Ring-a-Ding-Ding.
Complete G.I. Blues.
Complete That Lucky Old Sun.
Complete Volare!
Repair 30 items.
Play 10 spins of Roulette.
Pick 25 locks.
Reached 10th level.
Recruit any companion.
Complete They Went That-a-Way.
Complete Come Fly With Me.
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.
Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.
Completed any three Gun Runners' Arsenal (GRA) one star (*) Challenges.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.
Caused 10,000 damage with unique Mojave Wasteland weapons.
Evacuate Zion.
Crush the White Legs.
Scout the Zion Valley for signs of the White Legs.
Resupply Daniel and the Sorrows.
Arrive at Zion.
Detonated all of the warheads in the Divide.
Found all of ED-E's upgrades in the Divide.
Fully upgraded The Divide's signature weapon.
Decided the fate of all the Divide dwellers.
Completed Lonesome Road.
Search your feelings... for your heart.
Reactivate all of the Sink's robotic assistants.
Make up your mind... about your brain.
Complete Old World Blues.
Find your courage... find your spine.