Below are some potential notable starts being made by drivers this weekend. Notable meaning they will be tied with a driver in number of starts made in that specific series, or the number of starts being made is a significant number that they are reaching in their specific race this weekend at Phoenix Raceway. Rankings reflect the all-time starts list for that series.
(The image above each series is the driver I find having the most notable start this weekend)
*This will be updated after qualifying for each race if a driver does not make the race.

Xfinity Series Starts
Justin Allgaier: 475th start! Ranks 6th
Brandon Jones: 306th start ties Jeff Burton, ranks 27th
Jeb Burton: 179th start ties Joey Logano, ranks 85th
Brennan Poole: 161st start ties Ward Burton, ranks 99th
Anthony Alfredo: 122nd start ties Parker Kligerman, ranks 137th
Austin Hill: 118th start ties Brett Moffitt, ranks 144th
Josh Bilicki: 111th start ties John Hunter Nemechek, ranks 156th
Sheldon Creed: 107th start ties Casey Mears, David Ragan & Justin Haley, ranks 163rd
Kyle Sieg: 85th start ties Chase Elliott, ranks 202nd
Blaine Perkins, Harrison Burton & Sammy Smith: 79th start ties Christopher Bell & Erik Jones, ranks 211th
Alex Bowman & Mason Massey: 57th start ties Ernie Irvan, ranks 256th
Kris Wright: 20th start ties Donnie Allison, ranks 426th

Cup Series Starts
Kyle Busch: 718th start ties Bobby Allison, ranks 17th
A.J. Allmendinger: 450th start!
William Byron: 256th start ties Juan Pablo Montoya, ranks 119th
Ross Chastain: 227th start ties Marcos Ambrose, ranks 133rd
Ryan Preece: 191st start ties Danica Patrick & Davey Allison, ranks 154th
Christopher Bell: 184th start ties Curtis Turner, ranks 162nd
Katherine Legge: 1st start!