Players Can Now Wear No. 0 as Part of NFL Rule Changes
Cowboys have announced a few jersey number changes for the coming season - Blogging The Boys
Rank'Em: These 20 Switching To College Number?
99 to 9 - Why NFL stars Jaylon Smith Jalen Ramsey and others paid thousands to switch to single-digit numbers - ESPN
Josh Jacobs switches jersey number to 8 - NBC Sports
The 88 Legacy Lineage of the Dallas Cowboys explained
Cowboys' Jaylon Smith paying hefty price to switch jersey number
What is the Q Collar, the device NFL players are wearing around their necks
New number, who dis?: Cowboys CB Jourdan Lewis to wear single digit
Lucky 7: CB Trevon Diggs, several other Cowboys get new jersey numbers
Which NFL players wear jersey number 0? - Deseret News
10 unwritten rules for not screwing up your NFL jersey number
NFL number changes: list of players who have switched jersey numbers