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.
Heal 10,000 points of damage with Stimpaks.
Heal 10,000 points of damage with food.
Reach 30th level.
Discover 125 locations.
Complete No Gods, No Masters
Pick 25 locks.
Recruit all companions.
Complete Return to Sender.
Reach 20th level.
Make 50 Speech challenges.
Complete Talent Pool.
Complete Ring-a-Ding-Ding.
Complete Volare!
Sell 10,000 caps worth of goods.
Craft 20 items.
Discover 50 locations.
Cuase 10,000 damage with Melee Weapons.
Play 10 spins of Slots.
Complete G.I. Blues.
Complete Come Fly With Me.
Reached 10th level.
Complete They Went That-a-Way.
Complete That Lucky Old Sun.
Recruit any companion.
Complete Ain't That a Kick in the Head.
Install 20 weapon mods.
Discover all snow globes.
Cause 10,000 damage with Energy Weapons.
Cause 10,000 damage with Explosives.
Cause 10,000 damage with Guns.
Repair 30 items.
Hack 25 terminals.
Pick 50 pockets.
Cause 10,000 damage with Unarmed weapons.
Win 3 games of Caravan.
Play 10 spins of Roulette.
Play 10 hands of Blackjack.
Win 30 games of Caravan.
Get banned from all the Strip's casinos.
Play the game from start to finish in Hardcore Mode.
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 Arizona Killer.
Complete You'll Know It When It Happens.
Complete The Legend of the Star.
Trap 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.
Confront Father Elijah in the Sierra Madre's Vault.
Caused 10,000 damage with unique Mojave Wasteland weapons.
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.
Resupply Daniel and the Sorrows.
Arrive at Zion.
Evacuate Zion.
Scout the Zion Valley for signs of the White Legs.
Crush the White Legs.
Found all of ED-E's upgrades in the Divide.
Decided the fate of all the Divide dwellers.
Completed Lonesome Road.
Fully upgraded The Divide's signature weapon.
Detonated all of the warheads in the Divide.
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.