US Betting Sites Roll Out MLB Promo Bonuses for Late July 2026

MLB promo codes US betting platforms bonus offers July 2026 sports prediction markets

A range of U.S. sports‑betting and prediction‑market platforms have launched promotional offers tied to Major League Baseball games scheduled for July 28‑29, 2026. DraftKings provides new users a $150 bonus bet for a $5 wager on the Yankees‑White Sox matchup on July 28. Polymarket grants a $20 trading bonus to first‑time U.S. users who deposit $10, covering MLB contracts such as the Dodgers‑Mariners and Yankees‑White Sox contests. Betr’s welcome offer gives a $200 bonus (two $100 "no‑sweat" entries) for new customers betting on the July 29 slate. Kalshi runs several codes: FOXSPORTS (up to $500 bonus for trades on MLB and WNBA games), MASSLIVE1 (a random bonus up to $500 after $25 of trades, including Red Sox‑Athletics), and ALCOM (up to $500 for Heisman Trophy odds). Splash offers a 50% deposit match up to $500 for deposits of $50 on Wednesday’s games. BetMGM’s TOP1500 code delivers a $1,500 first‑bet bonus (with a $150 version for four states) for the July 29 action. Novig’s ELITE50 code provides a $50 bonus for a $25 spend on its prediction market platform, available in numerous U.S. states. All promotions require users to be of legal age and located in participating U.S. jurisdictions, and most bonuses must be used within a set period after activation.

Entities

BetMGM · Chicago White Sox · DraftKings · DraftKings Inc. · Kalshi · Major League Baseball · Major League Baseball (MLB) · New York Yankees · Novig · Polymarket · United States

Claims

What the coverage asserts, and how many sources carry each claim.

[● 3 SOURCES] The promotional offers from Kalshi and Polymarket are limited to legal U.S. states where the platforms operate.
[○ 1 SOURCE] Polymarket’s MASS promo applies to all active Polymarket prediction markets, including sports.
[○ 1 SOURCE] Kalshi promo code ELITE15 is available in over 40 US states.
[○ 1 SOURCE] Polymarket promo code MASS gives a $20 trading bonus to new U.S. users who deposit at least $10.
[○ 1 SOURCE] Kalshi promo code ELITE15 offers up to $500 bonus for new users who complete $25 in trades.
[○ 1 SOURCE] Kalshi’s July 27, 2026 MLB promotions reference match‑ups such as Mets‑Braves and Yankees‑White Sox.
[○ 1 SOURCE] Kalshi promo code SYRACUSE provides a randomized bonus of $15, $35, $75, $100 or $500 with a distribution of 70%, 24%, 5%, 0.65% and 0.35% respectively.
[○ 1 SOURCE] To obtain the SYRACUSE bonus, new Kalshi users must complete at least $25 in qualifying trades within 30 days.
[○ 1 SOURCE] DraftKings offers a $150 bonus bet for a $5 wager on the Yankees vs White Sox game on July 28, 2026. wtop.com
[○ 1 SOURCE] BetMGM's promo code TOP1500 provides a $1,500 first‑bet bonus for new users betting on July 29, 2026 MLB games, with a $150 version for Michigan, New Jersey, Pennsylvania and West Virginia. wtop.com
[DISPUTED] Polymarket provides a $20 trading bonus to new U.S. users who deposit $10, applicable to MLB prediction markets on July 28, 2026. www.wsn.com · www.newyorkupstate.com · www.silive.com · www.syracuse.com
[○ 1 SOURCE] Kalshi's promo code FOXSPORTS grants up to $500 in bonuses for trades on MLB and WNBA games on July 28, 2026. www.foxsports.com