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 No Gods, No Masters
Complete Wild Card.
Complete You'll Know It When It Happens.
Complete Return to Sender.
Make 50 Speech challenges.
Recruit any companion.
Complete G.I. Blues.
Craft 20 items.
Cause 10,000 damage with Guns.
Complete Come Fly With Me.
Complete Ain't That a Kick in the Head.
Complete Veni, Vidi, Vici.
Complete Render Unto Caesar.
Complete Arizona Killer.
Cause 10,000 damage with Melee Weapons.
Discover 50 locations.
Reach 20th level.
Repair 30 items.
Sell 10,000 caps worth of goods.
Complete Volare!
Pick 25 locks.
Cause 10,000 damage with Unarmed weapons.
Reached 10th level.
Complete Ring-a-Ding-Ding.
Play 10 hands of Blackjack.
Complete They Went That-a-Way.
Complete That Lucky Old Sun.
Reach 30th level.
Recruit all companions.
Install 20 weapon mods.
Discover 125 locations.
Discover all snow globes.
Cause 10,000 damage with Energy Weapons.
Cause 10,000 damage with Explosives.
Heal 10,000 points of damage with Stimpaks.
Hack 25 terminals.
Pick 50 pockets.
Heal 10,000 points of damage with food.
Win 3 games of Caravan.
Play 10 spins of Slots.
Play 10 spins of Roulette.
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 All or Nothing.
Complete Eureka!
Complete Talent Pool.
Complete The Legend of the Star.
Recruit Dean Domino, Christine and Dog.
Confront Father Elijah in the Sierra Madre's Vault.
Complete the Sierra Madre Gala Event.
Trap Father Elijah in the Sierra Madre's Vault.
Collect 500 Sierra Madre Chips.
Evacuate Zion.
Scout the Zion Valley for signs of the White Legs.
Crush the White Legs.
Arrive at Zion.
Resupply Daniel and the Sorrows.
Complete Old World Blues.
Make up your mind... about your brain.
Reactivate all of the Sink's robotic assistants.
Search your feelings... for your heart.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
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.
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.