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