The opening four-day weekend of March Madness may be closing out today, but there is still so much left of the best sporting event of the year in the eyes of millions. So, let’s add to it with the best March Madness promo codes! It’s far from too late to do so, and we’ve got prediction markets, sportsbooks and more to hook you up with.

Each of the best March Madness promo codes that we’re going to take you through are more than worth your while, and some of them don’t require codes anyway!

🔥 The Best March Madness Promo Codes To Unlock Today

Given that we’ve got the rest of the second round to add to today, we know that plenty of fans out there want to just dive right in and start staring at their bracket. No problem - use the links below to activate each of the best March Madness promo codes ASAP:

🏅 Best March Madness Promo Codes: Kalshi

There is no better place to tip things off than Kalshi, as it’s quickly become the #1 prediction market in the eyes of more than just sports fans. So, of course they have one of the best March Madness promo codes:

  1. Click here 👈🏼 for a new Kalshi account
  2. Enter one of the best March Madness promo codes: ALARMX
  3. Complete your first 100 contracts (1-99 cents)
  4. Receive a $10 bonus GUARANTEED!

As a prediction market, you’ll be able to make picks on not only more than the NCAA Tournament, but also more than sports entirely! Check out all their categories by 🎯 signing up here 🎯 to join Kalshi with one of the best March Madness promo codes: ALARMX!
 

 

 

🏅 Best March Madness Promo Codes: DraftKings Sportsbook

We’re going to transition from a prediction market to sportsbook since DraftKings’ new welcome offer is so perfect for the NCAA Tournament. You won’t even need one of the best March Madness promo codes to get started, either:

  1. Click here 👈🏼 for a new DraftKings account; none of the best March Madness promo codes needed
  2. Place a first bet of $5+ on ANYTHING
  3. Receive $200 in bonus bets GUARANTEED + 100% profit boost token for an NCAA Tournament winner

As March Madness continues, the odds for outright winner picks aren’t quite as massive, so there’s no time to waste! Register right now ⏰ for a new DK account so that none of the best March Madness promo codes will be required!
 

 

 

🏅 Best March Madness Promo Codes: FanDuel Sportsbook

Let’s go back-to-back with the top two sportsbooks in the nation by covering FanDuel. Their new welcome offer is as good as it gets - they’re providing 10 DAYS’ worth of rewards, and they’re all with none of the best March Madness promo codes needed! Here’s how: 

  1. Click here 👈🏼 for a new FanDuel account; none of the best March Madness promo codes needed
  2. Make a first-time deposit of $10+
  3. Place your first bet for up to $300 on anything
  4. Receive a full refund in bonus bets if it loses
    1. Repeat for each of your first 10 days as a member!

Hopefully you have plenty of winners along the way, but even if you don’t, you can score up to $3,000 worth of bonus bets! Again, you won’t need to find or enter any of the best March Madness promo codes when you 🔗 use this link 🔗 to join FD today!
 

 

 

🏅 Best March Madness Promo Codes: Novig Sportsbook

Next up is a platform between Kalshi and DK/FD, which is the peer-to-peer sportsbook of Novig. Before you start enjoying their commission-free lines, here’s how to get started with another one of the best March Madness promo codes:

  1. Click here 👈🏼 for a new Novig account
  2. Enter one of the best March Madness promo codes: ALARM
  3. Spend up to $5 on Novig Coins/Cash
  4. Receive $50 in more Novig Coins!

Of course, their commission-free lines extend to all sporting events, not just the NCAA Tournament. Take advantage of them with your GUARANTEED 10x welcome bonus by ✍🏼 becoming a new member ✍🏼 with one of the best March Madness promo codes: ALARM!
 

 

 

🏅 Best March Madness Promo Codes: Onyx Odds

Wrapping things up is an elite social sportsbook - Onyx Odds. If the above guaranteed 10x welcome bonus sounded good to you, then you’ll enjoy another one of the best March Madness promo codes below:

  1. Click here 👈🏼 for a new Onyx Odds account
  2. Enter one of the best March Madness promo codes: ALARM
  3. Spend at least $10 on Onyx Coins/Cash bundles
  4. Receive $100 worth of Onyx CASH bonus picks!

By getting started here, you’ll have the best of the best in terms of prediction markets, sportsbooks AND social sportsbooks! So, be sure to open a new account today ☀️ using one of the best March Madness promo codes: ALARM!

 

 

 

🎯 Target ANY Sporting Event After Activating the Best March Madness Promo Codes

Since we’ll have a few days off from the NCAA Tournament, it’s worth remembering that you can target ANYTHING with the offers above. So, once you’ve activated each of the best March Madness promo codes, consider some of the following: