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 For the Republic.
Complete You'll Know It When It Happens.
Recruit all companions.
Get banned from all the Strip's casinos.
Cause 10,000 damage with Melee Weapons.
Cause 10,000 damage with Guns.
Discover 125 locations.
Play 10 spins of Slots.
Hack 25 terminals.
Complete Talent Pool.
Reach 20th level.
Complete Return to Sender.
Complete G.I. Blues.
Play 10 spins of Roulette.
Play 10 hands of Blackjack.
Complete Volare!
Sell 10,000 caps worth of goods.
Make 50 Speech challenges.
Pick 25 locks.
Repair 30 items.
Complete That Lucky Old Sun.
Discover 50 locations.
Reached 10th level.
Complete Ring-a-Ding-Ding.
Cause 10,000 damage with Energy Weapons.
Complete They Went That-a-Way.
Complete Come Fly With Me.
Recruit any companion.
Craft 20 items.
Complete Ain't That a Kick in the Head.
Reach 30th level.
Install 20 weapon mods.
Discover all snow globes.
Cause 10,000 damage with Explosives.
Heal 10,000 points of damage with Stimpaks.
Pick 50 pockets.
Heal 10,000 points of damage with food.
Cause 10,000 damage with Unarmed weapons.
Win 3 games of Caravan.
Win 30 games of Caravan.
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 Eureka!
Complete No Gods, No Masters
Complete Arizona Killer.
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.
Crush the White Legs.
Arrive at Zion.
Evacuate Zion.
Scout the Zion Valley for signs of the White Legs.
Resupply Daniel and the Sorrows.
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!
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.