Grew up in a country town and free range eggs from the farm/house gate keep for a surprisingly long time - at least a month. Regardless of the source I always

Grew up in a country town and free range eggs from the farm/house gate keep for a surprisingly long time - at least a month. Regardless of the source I always crack it in a mug to give it a sniff first because you never know when you'll get a bad one the slipped through the cracks