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.
Complete Eureka!
Complete For the Republic.
Play the game from start to finish in Hardcore Mode.
Complete No Gods, No Masters
Complete Wild Card.
Complete You'll Know It When It Happens.
Hack 25 terminals.
Complete Return to Sender.
Complete Talent Pool.
Cause 10,000 damage with Explosives.
Cause 10,000 damage with Melee Weapons.
Make 50 Speech challenges.
Reach 30th level.
Heal 10,000 points of damage with Stimpaks.
Heal 10,000 points of damage with food.
Complete G.I. Blues.
Reach 20th level.
Repair 30 items.
Complete The Legend of the Star.
Pick 25 locks.
Discover 125 locations.
Cause 10,000 damage with Energy Weapons.
Win 3 games of Caravan.
Complete Volare!
Sell 10,000 caps worth of goods.
Cause 10,000 damage with Guns.
Complete Ring-a-Ding-Ding.
Play 10 spins of Roulette.
Play 10 hands of Blackjack.
Play 10 spins of Slots.
Reached 10th level.
Complete That Lucky Old Sun.
Discover 50 locations.
Recruit any companion.
Craft 20 items.
Complete They Went That-a-Way.
Complete Come Fly With Me.
Complete Ain't That a Kick in the Head.
Recruit all companions.
Install 20 weapon mods.
Discover all snow globes.
Pick 50 pockets.
Cause 10,000 damage with Unarmed weapons.
Win 30 games of Caravan.
Get banned from all the Strip's casinos.
Complete The House Always Wins.
Complete Render Unto Caesar.
Complete All or Nothing.
Complete Veni, Vidi, Vici.
Complete Arizona Killer.
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.
Scout the Zion Valley for signs of the White Legs.
Resupply Daniel and the Sorrows.
Arrive at Zion.
Evacuate Zion.
Complete Old World Blues.
Make up your mind... about your brain.
Search your feelings... for your heart.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Reactivate all of the Sink's robotic assistants.
Completed Lonesome Road.
Decided the fate of all the Divide dwellers.
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.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.
Caused 10,000 damage with unique Mojave Wasteland 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.