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