Best College Basketball Betting Promos: Get Over $4K in Welcome Bonuses & Sign-Up Offers for NCAAB

As conference play intensifies, top sportsbooks are offering some of the best college basketball betting promos to help bettors maximize their wagers. With high-profile matchups like Tennessee vs. Kentucky on the schedule, now is the perfect time to take advantage of these offers.

Whether you're backing a title contender or betting on an under-the-radar team making a push for March Madness, these promotions provide extra value to increase your bankroll. With over $4,500 in bonus funds available, bettors have a prime opportunity to lock in lucrative offers ahead of a stacked college basketball slate.

The top college basketball betting promos offer something for every type of bettor, from No Sweat Bets to deposit matches and guaranteed bonus bets. Whether you're a seasoned bettor searching for the most valuable promotions or a newcomer making your first wager, these offers provide a great way to boost your bankroll. With plenty of opportunities to capitalize on today's college basketball odds, these college basketball betting promos ensure you get the most value from every bet all season long.

Best NCAAB Betting Promos

Here's a rundown of the best college basketball betting promos from the top sportsbooks on the market today.

1. bet365 Sportsbook

• bet365 Bonus Code: TOPACTION
  • $1,000 First Bet Safety Net or Bet $5, Get $150 Win or Lose
  • Exclusive PA Offer: Bet $5, Get $150 in Bonus Bets + 50 Casino Spins, Win or Lose
• bet365 Sportsbook States: AZ, CO, IA, IN, KY, LA, NC, NJ, OH, PA, VA

The bet365 bonus code TOPACTION unlocks two premier college basketball betting promos, allowing you to select the offer that best fits your betting strategy. Whether you prefer the security of a high-stakes first bet or a low-risk wager with guaranteed bonus bets, these promotions provide an excellent opportunity to maximize your bankroll for NCAA action.

The First Bet Safety Net is ideal for bettors looking to place a larger initial wager with reduced risk. If your first bet loses, bet365 Sportsbook refunds your stake in bonus bets, up to $1,000. Tonight's SEC matchup provides a great opportunity to back a home underdog in Florida vs. Mississippi State:

For example, if you place a $1,000 first bet on Mississippi State +1.5 (-110) vs. Florida:

• If Mississippi State covers: Win $1,909 total ($909 profit + $1,000 stake).
• If Mississippi State doesn’t cover: Receive $1,000 in bonus bets, valid for seven days.

For those looking for a low-risk entry point, bet365 Sportsbook offers $150 in bonus bets when you place a $5 first wager, win or lose.

Here’s how it works: Place a $5 bet on any college basketball market, such as Tennessee moneyline (-130) vs. Kentucky:

• If Tennessee wins: Win $8.85 total ($3.85 profit + $5 stake) plus $150 in bonus bets.
• If Tennessee loses: Lose the $5 stake but still receive $150 in bonus bets.

This promotion is perfect for casual bettors looking to maximize value with minimal risk.

Pennsylvania bettors receive an upgraded version of the bet-and-get promotion. With the bet365 bonus code TOPACTION, you get $150 in bonus bets guaranteed, plus 50 spins for bet365 Casino slots.

These college basketball betting promos provide an excellent opportunity to wager on conference showdowns, March Madness futures, and top-ranked matchups with extra value and less risk.

2. BetMGM Sportsbook

• BetMGM Bonus Code TOPTAN1500: 20% Deposit Match, Up to $1,500
• BetMGM Bonus Code TOPACTION1550: Get Up to $1,550 in Bonuses
• BetMGM Available States: AZ, CO, DC, IL, IN, IA, KS, KY, LA, MA, MD, MI, NJ, NC, OH, PA, TN, VA, WV, WY

With conference play heating up, BetMGM Sportsbook is offering two of the best college basketball betting promos to help new users get the most out of their wagers. Whether you’re betting on powerhouse matchups like Purdue vs. Michigan or looking for value plays across the slate, these offers help build your bankroll.

New users who register with a BetMGM bonus code can choose between two lucrative sign-up promotions:

• 20% Deposit Match Up to $1,500 – Use BetMGM bonus code TOPTAN1500
• Get Up to $1,550 in Bonuses – Includes a $50 BetMGM Reward Points Bonus and up to $1,500 in bonus bets if your first wager doesn’t win.

How to claim the BetMGM deposit match bonus:

The 20% Deposit Match promo gives new users bonus funds based on their first deposit, making it a great option for bettors looking to spread their bankroll across multiple college basketball games.

• Sign up with the BetMGM bonus code TOPTAN1500 in AZ, CO, DC, IN, IA, KS, KY, MA, MD, MI, NJ, NC, PA, TN, WV, and WY.
• Deposit at least $10 to qualify for the bonus.
• Receive a 20% deposit match, up to $1,500 in bonus funds.
• Meet a 10x rollover requirement before withdrawing any winnings.

For example, if you deposit $2,500, you receive $500 in bonus funds and need to wager $5,000 before cashing out. This promo is ideal for bettors who want to maximize their bankroll across the college basketball season.

If you’re looking for an enhanced First Bet offer, the BetMGM bonus code TOPACTION1550 provides a $50 BetMGM Reward Points Bonus plus up to $1,500 in bonus bets if your first wager doesn’t win.

This offer is available in AZ, CO, DC, IL, IN, IA, LA, KS, KY, MA, MD, MI, NJ, NC, OH, PA, TN, VA, WV, and WY.

How to claim up to $1,550 in bonuses:

• Sign up and deposit at least $10 using the BetMGM bonus code TOPACTION1550.
• Receive a $50 BetMGM Reward Points Bonus instantly.
• Place your first bet on any other college basketball game with odds of -500 or longer.
• If your bet wins: Collect your cash payout.
• If your bet loses: Get your stake refunded in bonus bets, up to $1,500, split into five equal parts.

If you place a $1,000 first bet on Michigan -2.5 (-110) vs. Purdue:

• If Michigan covers: You win $1,909 total ($909 profit + $1,000 stake).
• If Michigan doesn’t cover: You receive five $200 bonus bets, each expiring in seven days.

3. Caesars Sportsbook

• Caesars Sportsbook Promo Code ACTION4DYW: Bet $1+, Get 10 100% Profit Boost Tokens
• Caesars Sportsbook States:AZ, CO, DC, IA, IL, IN, KS, KY, LA, MA, MD, ME, MI, NC, NJ, NY, OH, ON, PA, TN, VA, WV, WY

For bettors looking to increase payouts without added risk, Caesars Sportsbook has the college basketball betting promo for you. Caesars Sportsbook offers 10 Profit Boost Tokens when you sign up with the Caesars Sportsbook promo code ACTION4DYW. This promo is available 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.

Each Profit Boost Token applies to wagers up to $25, allowing you to double your payout on winning bets while keeping your original stake the same.

How to use Profit Boost Tokens for college basketball:

• Sign Up: Register with Caesars Sportsbook promo code ACTION4DYW and make a minimum $10 deposit.
• Unlock Tokens: Place a first bet of at least $1 to activate the Profit Boost Tokens.
• Receive Tokens: After your first bet, the 10 Profit Boost Tokens are credited to your account.
• Boost Your Bets: Apply a Profit Boost Token to double payouts on spreads, moneylines, or player props.

4. Fanatics Sportsbook

• Fanatics Sportsbook Promo: Claim Here
  • Bet and Get Up to $1,000 in No Sweat Bets
  • Exclusive Fanatics Sign-Up Offer: Bet $5, Get $50 in Bonus Bets
• Fanatics Sportsbook States: AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, NC, NJ, NY, OH, PA, TN, VA, VT, WV, WY

Fanatics Sportsbook is offering one of the best college basketball betting promos, giving new users up to $1,000 in No Sweat Bets. The Fanatics Sportsbook promo provides a daily No Sweat Bet of up to $100 for 10 consecutive days, allowing you to maximize your wagers on top NCAA matchups with less risk.

To qualify, place your No Sweat Bet on any college basketball market with odds of -500 or longer. If your bet loses, Fanatics Sportsbook refunds your stake in bonus bets, up to $100 per day. These bonus bets must be used within seven days, ensuring that even if your initial picks don’t hit, you have multiple chances to keep the action going.

If you’re betting from Illinois, New York, or North Carolina, Fanatics Sportsbook has an exclusive welcome bonus just for you. Place a $10 first bet with odds of -500 or longer, and you receive $50 in guaranteed bonus bets—win or lose.

This offer is ideal for bettors looking to start with a lower initial stake while still enjoying a solid betting bonus to use on college basketball spreads, moneylines, player props, and more.

With Fanatics Sportsbook’s No Sweat Bets, you can confidently wager on conference rivalries, top-25 matchups, and March Madness futures, knowing that even a losing bet earns you bonus funds to keep betting all season long.

Alternative College Basketball Betting Promos

If traditional college basketball betting promos aren’t available in your state, you can still get in on the action through Daily Fantasy Sports (DFS) platforms or social sportsbooks. These options provide unique ways to engage with college basketball matchups, focusing on player performances and virtual currency-based wagering.

Here are two standout alternatives to add to your college basketball betting repertoire.

1. Underdog Fantasy (DFS)

• Underdog Fantasy Promo Code: TOPACTION
• Underdog Fantasy Welcome Offer: 50% Deposit Match, Up to $1,000 in Bonus Funds
• Underdog Fantasy States: AK, AL, AR, CA, DC, GA, IL, IN, KS, ME, MN, MS, NC, ND, NE, NM, NY, OK, OR, RI, SC, SD, TX, UT, VA, VT, WI, WY

Underdog Fantasy offers an exciting DFS experience, allowing users to make “Higher” or “Lower” picks on player stats like points, rebounds, and assists. By signing up with the Underdog Fantasy promo code TOPACTION, new users receive a 50% deposit match, up to $1,000 in bonus funds.

For example, you could build a lineup featuring these selections:

• Otega Oweh (Kentucky) – Higher than 15.5 points
• Trey Kaufman-Renn (Purdue) – Lower than 7.5 rebounds + assists
• Devin McGlockton (Vanderbilt) – Lower than 10.5 points + assists

This DFS-style platform allows you to engage with college basketball in a unique way, focusing on individual player performances rather than traditional team-based bets.

2. Fliff Social Sportsbook

• Fliff Promo Code: ACTION
• Fliff Sign-Up Bonus: Spend $50, Get $100 in Fliff Coins
• Fliff States: AK, AZ, AR, CA, CO, CT, DC, DE, FL, IL, IN, IA, KS, KY, ME, MD, MA, MI, MO, MT, NE, NH, NJ, NM, NY, NC, ND, OH, OK, OR, PA, RI, SD, TX, UT, VT, VA, WV, WI

Fliff is a social sportsbook that operates with Fliff Coins instead of real money, making it a fun and interactive way to enjoy college basketball. With the Fliff promo code ACTION, new users can receive $100 in Fliff Coins after spending $50.

How to use Fliff Coins for college basketball:

• Sign Up & Deposit: Register using the Fliff promo code ACTION and deposit at least $50.
• Make Picks: Use Fliff Coins to pick on spreads, moneylines, or player props for college basketball games.
• Redeem Rewards: Depending on state regulations, Fliff Coins can be used for future bets or redeemed for prizes.