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.
Heal 10,000 points of damage with Stimpaks.
Install 20 weapon mods.
Cause 10,000 damage with Energy Weapons.
Reach 30th level.
Cause 10,000 damage with Unarmed weapons.
Hack 25 terminals.
Complete Talent Pool.
Complete Come Fly With Me.
Complete You'll Know It When It Happens.
Recruit any companion.
Reach 20th level.
Win 3 games of Caravan.
Complete G.I. Blues.
Complete Volare!
Complete Ring-a-Ding-Ding.
Make 50 Speech challenges.
Get banned from all the Strip's casinos.
Reached 10th level.
Pick 25 locks.
Complete They Went That-a-Way.
Complete That Lucky Old Sun.
Cause 10,000 damage with Guns.
Repair 30 items.
Complete Ain't That a Kick in the Head.
Recruit all companions.
Craft 20 items.
Discover 50 locations.
Discover 125 locations.
Discover all snow globes.
Sell 10,000 caps worth of goods.
Cause 10,000 damage with Explosives.
Cause 10,000 damage with Melee Weapons.
Pick 50 pockets.
Heal 10,000 points of damage with food.
Play 10 spins of Slots.
Play 10 spins of Roulette.
Play 10 hands of Blackjack.
Win 30 games of Caravan.
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 No Gods, No Masters
Complete Arizona Killer.
Complete The Legend of the Star.
Complete the Sierra Madre Gala Event.
Collect 500 Sierra Madre Chips.
Recruit Dean Domino, Christine and Dog.
Confront Father Elijah in the Sierra Madre's Vault.
Trap Father Elijah in the Sierra Madre's Vault.
Scout the Zion Valley for signs of the White Legs.
Resupply Daniel and the Sorrows.
Arrive at Zion.
Evacuate Zion.
Crush the White Legs.
Complete Old World Blues.
Make up your mind... about your brain.
Search your feelings... for your heart.
Reactivate all of the Sink's robotic assistants.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Completed Lonesome Road.
Found all of ED-E's upgrades in the Divide.
Decided the fate of all the Divide dwellers.
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.