Northampton moved into the playoff places on a day where only three League Two fixtures took place as snow hit the country.
Powerful striker Adebayo Akinfenwa scored his 15th goal of the season to bring The Cobblers a 1-0 victory over Burton Albion.
Wycombe also recorded a 1-0 win thanks to a solitary goal from Sam Wood against Dagenham & Redbridge.
York and Aldershot played out a goalless draw at Kit-Kat Crescent in the other fixture that survived the elements.
Results in full: Northampton Town 1-0 Burton Albion, Wycombe Wanderers 1-0 Dagenham & Redbridge, York City 0-0 Aldershot Town