Grimsby Town are the new leaders of League Two after beating Boston United 1-0 at Blundell Park.
Michael Reddy's goal after 72 minutes was enough to secure the Mariners' second win in a row at odds of 9/10.
Last week's leaders Carlisle United were held to a tense goalless draw at promotion rivals Leyton Orient.
Draw backers could have got on at 23/10 with Carlisle now two points behind Grimsby.
Third placed Wycombe Wanderers fought back from two goals down at home to draw 2-2 with relegation strugglers Mansfield Town.
Jon Olav-Hjelde and Richie Barker put the Stags 2-0 ahead after 33 minutes, but goals from Tommy Mooney and Stefan Oakes denied an unlikely 9/2 away victory.
Northampton Town squandered the chance to move in to the top three by losing 3-1 at Cheltenham Town.
Steve Guinan, Kayode Odejayi and JJ Melligan ensured a home win at 6/4.
Rushden & Diamonds refuse to go down without a fight and Petr Miklonda's 30 yard strike gave them all three points against Notts County.
Barry Hunter's side, 8/5 on the day, have lost just one of their last five games.
Bottom club Stockport County also earned a vital win at faltering Chester City.
Liam Dickinson broke the deadlock for County after 76 minutes but Ryan Lowe equalised for City five minutes later.
With the match heading for a draw Dickinson grabbed the vital 5/2 winner a minute from time to keep the Hatters just one point from safety.
Meanwhile, Torquay United remain in deep trouble after losing 2-0 at Lincoln City.
Scott Kerr after 12 minutes and a last minute goal from Jeff Hughes secured a 5/6 win for the Imps.
Macclesfield Town vs Wrexham, Rochdale vs Barnet and Bury vs Oxford were all called off due to frozen pitches.