Check out the best March Madness betting promos to claim nearly $4,000 in bonus value for the NCAA basketball tournament, tipping off later this week. It's one of the most exciting times of the year for college basketball fans and the official bracket for March Madness is now available. Sign up now using the best March Madness betting promos to claim a welcome bonus from the top sportsbooks in the country.
Check out the latest NCAAB odds to place bets now for March Madness after you sign up with the top March Madness betting promos. Betting NCAAB futures odds is another top choice when you register with the March Madness betting promos highlighted in the chart below:
| Top NCAAB Sportsbooks | March Madness Betting Promos | Sign-Up Link |
|---|---|---|
| bet365 | $150 Bet-and-Get Or $1,000 First Bet Safety Net | TOPACTION |
| BetMGM | 20% First Deposit Match, Up to $1,600 | TOPTAN1600 |
| Caesars Sportsbook | Bet $1, Get $150 in Bonus Bets if You Win | ACTION4BG1 |
| Fanatics Sportsbook | $300 Bet-and-Get Promo or $1,000 in No Sweat Bets | Activate Here |
| Rebet Social Sportsbook | 100% Deposit Match, Up to $100 | ACTION |
Best College Basketball Betting Promos for March Madness Bracket Bets Now
Sign up now with the top March Madness betting promos to claim thousands in bonus bets today. Sign up now and place March Madness bracket bets now.
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 IL Promo: Bet $5, Get $150 in Bonus Bets + $50 Super Boost
- bet365 TN Promo: Bet $5, Get $150 in Bonus Bets + $50 Super Boost
- 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
Use the bet365 bonus code TOPACTION to unlock the top March Madness betting promos. bet365 allows you to choose between a $1,000 First Bet Safety Net or a $150 bet-and-get promo: AZ, CO, IA, IL, IN, KY, LA, NC, NJ, OH, TN and VA. If you're betting from Pennsylvania, you can only access the $150 bet-and-get promo.
With the First Bet Safety Net, place your initial wager with odds of -500 or longer. If it doesn’t win, you get your stake back as bonus bets, up to $1,000. For instance, a $1,000 first bet on Kentucky -10.5 against Troy (-110) returns a $1,909 payout if it covers the spread or gives you $1,000 in bonus bets if it loses.
Place a $5 first bet (-500 odds or longer) to unlock $150 in bonus bets, win or lose, with the bet-and-get promo. In Pennsylvania, this sign-up bonus comes with an additional perk of 50 spins for bet365 Casino. bet365 Illinois offers a Super Boost, allowing you to bet $50 on one point scored in the first round of Thursday's March Madness games. Meanwhile, you can use the bet365 Tennessee Super Boost by wagering $50 on the Tennessee Volunteers to win their first-round game at +100 odds.
2. BetMGM
- 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 best March Madness betting promos at BetMGM to access $1,600 in bonus value. With the BetMGM bonus code, you choose between a 20% first deposit match or a $1,500 first bet offer.
Use the BetMGM bonus code TOPTAN1600 and make your first deposit. BetMGM matches 20% of your deposit in sports bonus funds, up to $1,600. You must deposit $8,000 or more to access the full $1,600 bonus. Use this BetMGM promo in AZ, CO, DC, IN, IA, KS, KY, MA, MD, MI, NJ, NC, PA, TN, WV, and WY.
Sign up using the BetMGM bonus code TOPACTION and place your first bet on any college basketball game. If it doesn't win, you get your money back in bonus bets, up to $1,500, split into five equal bet credits. The following states can access this welcome bonus: AZ, CO, DC, IA, IL, IN, LA, KS, KY, MA, MD, MI, NC, NJ, OH, PA, TN, VA, WV, and WY.
3. Caesars Sportsbook
- Caesars Sportsbook Promo Code: ACTION4BG1
- Caesars Sportsbook Sign-Up Bonus: Bet $1, Get $150 in Bonus Bets if You Win
- Caesars Sportsbook Promo Code: ACTION4DYW
- Caesars Sportsbook Sign-Up Bonus: 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
Use the Caesars Sportsbook promo code to claim two of the best March Madness betting promos. Choose between a $150 bet-and-get promo or 10 100% Profit Boost Tokens.
Use the Caesars Sportsbook promo code ACTION4BG1 to access the $150 bet-and-get promo. Sign up and place a wager of at least $1 on any game or sporting event. Win this bet to unlock $150 in bonus bets, distributed as six $25 bet credits. You can access this sign-up bonus in AZ, CO, DC, IA, IL, KY, LA, MD, ME, NY, OH, TN, VA, and WY.
Place a $1+ bet with the Caesars Sportsbook promo code ACTION4DYW to instantly unlock 10 100% Profit Boost Tokens. Each token allows you to double your profit on a winning bet, with a wager limit of up to $25. You can use the tokens within 14 days in AZ, CO, DC, IA, IL, IN, KS, KY, LA, MA, MD, ME, MI, NC, NJ, NY, OH, ON, PA, TN, VA, WV, and WY.
4. Fanatics Sportsbook
- Fanatics Sportsbook Promo: Activate 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
The March Madness betting promos at Fanatics Sportsbook offer three welcome bonuses, allowing you to choose your own offer.
Use the Fanatics Sportsbook promo to claim a $300 bet-and-get bonus in Arizona, Michigan, New Jersey, and Pennsylvania. Over three days, place a daily $10 bet on any market with odds of -500 or longer. Regardless of the outcome, you get $100 in bonus bets each day. Complete this for three consecutive days to earn $300 in bonus bets.
Fanatics Sportsbook also offers $1,000 in No Sweat Bets in the following states: AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, NC, NJ, OH, PA, TN, VA, VT, WV, and WY. Fanatics Sportsbook splits this welcome bonus into 10 days, with a daily No Sweat Bet, up to $100. If your No Sweat Bet loses, you get your bet back in bonus bets, up to $100 per day.
Use the Fanatics Sportsbook promo in New York to obtain a 300% Profit Boost Token. With the token, you can wager up to $50 on college basketball or any sport.
College Basketball March Madness Betting Promos: Best Alternative Options
1. Sleeper Fantasy (DFS)
- Sleeper Fantasy Promo Code: ACTION
- Sleeper Fantasy Welcome Offer: Place $5 Lineup, Get $55 in Free Entries
- Sleeper Fantasy States Available: AK, AR, CA, CO, DC, FL, GA, KS, KY, MA, MN, NE, NM, NC, ND, OK, OR, RI, SC, SD, TX, UT, VT, WI, WY
If you can't access the best college basketball betting promos, check out an alternative option like Sleeper Fantasy. Sign up using the Sleeper Fantasy promo code ACTION to claim a $55 welcome bonus. With this offer, place a $5 lineup to access $55 in free entries, provided as 11 $5 credits.
2. Rebet Social Sportsbook
- Rebet Promo Code: ACTION
- Rebet Welcome Bonus: 100% Deposit Match, Up to $100
- Rebet States Available: AL, AK, AZ, AR, CA, CO, CT, DE, FL, GA, HI, IL, IN, IA, KS, KY, ME, MD, MA, MN, MS, MO, NE, NH, NJ, NM, NY, NC, ND, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VT, VA, WA, WV, WI, WY
The Rebet promo code ACTION offers a 100% deposit match, up to $100. Sign up now and use Rebet Coins or Rebet Cash to make picks on NCAAB games.