The Sweet 16 of the NCAA Tournament begins today, and you can cash in with top March Madness betting promos. Sign up now to score a welcome bonus and bet on any college basketball game today.
These March Madness betting promos unlock thousands in bonus value from leading sportsbooks like bet365, Fanatics Sportsbook, BetMGM, and Caesars Sportsbook. The action begins tonight at 7:09 p.m. ET with BYU vs. Alabama.
Don't miss out on this opportunity to use the best sportsbook promos for the Sweet 16. Check out the NCAAB odds before wagering on any game tonight.
| Top NCAAB Betting Apps | March Madness Betting Promos | Sign-Up Link |
|---|---|---|
| bet365 | $150 Bet-and-Get or $1,000 First Bet Safety Net | TOPACTION |
| Fanatics Sportsbook | $300 Bet-and-Get Promo or $1,000 in No Sweat Bets | Click Here |
| BetMGM | Bet $10, Get $150 in Bonus Bets if You Win | ACTIONGET |
| Caesars Sportsbook | Bet $1, Get 10 100% Profit Boost Tokens | ACTION4DYW |
March Madness College Basketball Betting Promos: Use Top Sportsbook Promos for Sweet 16 Games
These sportsbook promos are an excellent choice for March Madness. But don't limit yourself just to college basketball—they're also some of the best MLB betting promos available, perfect for placing wagers on MLB Opening Day.
1. bet365
- bet365 Bonus Code: TOPACTION
- bet365 Promo: $1,000 First Bet Safety Net or Bet $5, Get $150 in Bonus Bets, Win or Lose
- bet365 PA Promo: Bet $5, Get $150 in Bonus Bets + 50 Casino Spins, Win or Lose
- bet365 States Available: AZ, CO, IA, IL, IN, KY, LA, NC, NJ, OH, PA, TN, VA
The bet365 bonus code TOPACTION gives you access to a $1,000 First Bet Safety Net or a $150 bet-and-get promo. Sign up now and choose between these March Madness betting promos in the following states: AZ, CO, IA, IL, IN, KY, LA, NC, NJ, OH, TN, and VA.
With the First Bet Safety Net promo, you can wager on any market with odds of -500 or longer. If your initial bet loses, bet365 refunds your stake in bonus bets, up to $1,000. For example, a $1,000 bet on Alabama -5.5 (-110) results in a $1,909.09 payout if the bet wins, or $1,000 in bonus bets if it loses.
The bet-and-get promo only requires a $5 first bet to unlock $150 in bonus bets, win or lose. Use this sign-up bonus in bet365 Illinois and bet365 Tennessee to celebrate the recent launch of bet365 Sportsbook in each state. This is the only bet365 promo available in Pennsylvania, which offers an additional perk of 50 casino spins.
2. Fanatics Sportsbook
- Fanatics Sportsbook Promo: Click Here
- Fanatics Sportsbook Bet-and-Get Promo: Bet $30, Get $300 in Bonus Bets
- Fanatics Sportsbook Sign-Up Bonus: $1,000 in No Sweat Bets
- Fanatics Sportsbook NY Sign-Up Bonus: 300% Profit Boost Token
- Fanatics Sportsbook States Available: AZ, CO, CT, DC, IA, IN, KS, KY, LA, MA, MD, MI, NJ, OH, PA, TN, VA, VT, WV, WY
Don't miss out on the March Madness betting promos at Fanatics Sportsbook. Use the Fanatics Sportsbook promo and choose your own offer today.
The Fanatics Sportsbook promo offers a $300 bet-and-get promo in AZ, CO, CT, IL, IN, LA, MA, MD, MI, NC, NJ, OH, PA, TN, VA, and WV. With this sign-up bonus, placing a $10 daily bet earns you $100 in bonus bets each day. Wager $10 for three consecutive days to get $300 in bonus bets.
Bettors in the following states can access $1,000 in No Sweat Bets: AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, NC, NJ, OH, PA, TN, VA, VT, WV, and WY. With this Fanatics Sportsbook promo, you get a daily No Sweat Bet, up to $100, for 10 consecutive days. If your daily No Sweat Bet doesn't win, you get it back in bonus bets, up to $100.
Sign up now using the Fanatics Sportsbook promo in New York to claim a 300% Profit Boost Token. Wager up to $50 on any NCAAB game today.
3. BetMGM
- BetMGM Bonus Code: ACTIONGET
- BetMGM Promo: Bet $10, Get $150 in Bonus Bets if You Win
- BetMGM Bonus Code: TOPTAN1600
- BetMGM Promo: 20% First Deposit Match, Up to $1,600 in Sports Bonus
- BetMGM Bonus Code: TOPACTION
- BetMGM Promo: $1,500 First Bet Offer
- BetMGM States Available: AZ, CO, DC, IA, IL, IN, LA, KS, KY, MA, MD, MI, NC, NJ, OH, PA, TN, VA, WV, WY
Check out the March Madness betting promos at BetMGM, offering the highest bonus value. Sign up now and use the BetMGM bonus code to unlock $1,600 in bonus value.
Use the BetMGM bonus code ACTIONGET and make a $10 first bet on the Sweet 16. If your first bet wins, BetMGM gives you $150 in bonus bets. If it doesn't, you cannot access the $150 bonus. Use this BetMGM promo in CO, MI, NJ, PA, and WV.
With the BetMGM bonus code TOPTAN1600, you get a 20% first deposit match, up to $1,600 in sports bonus funds. The only way to obtain the full $1,600 bonus is with a deposit of $8,000 or more. Access this sign-up offer in AZ, CO, DC, IN, IA, KS, KY, MA, MD, MI, NJ, NC, PA, TN, WV, and WY.
The BetMGM bonus code TOPACTION provides a $1,500 first bet offer. Place your initial wager on any college basketball game in the NCAA Tournament. BetMGM refunds you in bonus bets if it loses, up to $1,500. Claim this welcome bonus in the following states: AZ, CO, DC, IA, IL, IN, LA, KS, KY, MA, MD, MI, NC, NJ, OH, PA, TN, VA, WV, and WY.
4. Caesars Sportsbook
- Caesars Sportsbook Promo Code: ACTION4DYW
- Caesars Sportsbook Welcome Offer: Bet $1, Get 10 100% Profit Boost Tokens
- Caesars Sportsbook States Available: AZ, CO, DC, IA, IL, IN, KS, KY, LA, MA, MD, ME, MI, NC, NJ, NY, OH, ON, PA, TN, VA, WV, WY
Sign up today to unlock one of the top March Madness betting promos at Caesars Sportsbook. The Caesars Sportsbook promo code ACTION4DYW offers 10 100% Profit Boost Tokens.
With just a $1 first bet, you can instantly access the Profit Boost Tokens. These tokens double your winnings on successful bets. You can wager up to $25 with each Profit Boost Token, and they expire after 14 days.
Use this sign-up bonus in any of the following states: AZ, CO, DC, IA, IL, IN, KS, KY, LA, MA, MD, ME, MI, NC, NJ, NY, OH, ON, PA, TN, VA, WV, and WY.
College Basketball March Madness Betting Promos: Alternative Options
1. Kalshi Predictive Market
- Kalshi Promo Code: ACTION
- Kalshi Sign-Up Bonus: Make $100 in Trades, Get $10 Sign-Up Bonus
- Kalshi States Available: All 50 States + Washington D.C.
Use the Kalshi promo code ACTION to access a $10 bonus. Sign up now, and make $100 in trades on any market to unlock this welcome bonus. You can use the Kalshi Predictive Market in all 50 states, plus Washington DC.
2. PrizePicks (DFS)
- PrizePicks Promo Code: ACTIONMAX
- PrizePicks Referral Bonus: Place $5 Lineup, Get $50 Instantly in Bonus Funds
- PrizePicks States Available: AK, AL, AR, AZ, CA, DC, DE, GA, IL, KS, KY, MA, MN, MO, MS, NC, ND, NE, NM, OK, OR, RI, SC, SD, TN, TX, UT, VA, VT, WI, WV, WY
Use the PrizePicks promo code ACTIONMAX and submit a $5 lineup to get $50 instantly in bonus funds. PrizePicks allows you to create a lineup using players from any college basketball game.