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.

This weekend Matt Crafton makes his last career full-time Truck Series start, number 591, which ranks 1st all-time by a good country mile. Image credit: @ThorSportRacing X Page
Truck Series Starts
Matt Crafton: 591st and last full-time start! Ranks 1st by 232 starts
Bayley Currey: 83rd start ties Greg Biffle, ranks 70th
Daniel Hemric, Jake Garcia & Rajah Caruth: 75th start! Ranks 86th
Dawson Sutton: 32nd start ties Kenny Irwin Jr., ranks 212th
Toni Breidinger: 29th start ties Austin Cindric & Chase Briscoe, ranks 228th
Stefan Parsons: 28th start ties Daniel Suarez & Kurt Busch, ranks 240th
Frankie Muniz & Giovanni Ruggiero: 25th start! Ties Jamie McMurray & Mark Martin, ranks 269th
Nathan Byrd: 18th start ties Chase Elliott, ranks 318th
Brent Crews: 10th start! Ranks 418th
Tyler Reif: 1st start!

This weekend Ryan Sieg will be making his 400th career Xfinity Series start in this 41 car while filling in for the suspended Sam Mayer. Photo by Chris Graythen — Getty Images
Xfinity Series Starts
Ryan Sieg: 400th start! Ranks 11th
Jeb Burton: 208th start ties Regan Smith, ranks 66th
Brennan Poole: 190th start ties Jamie McMurray, ranks 76th
Ryan Ellis: 164th start ties Denny Hamlin, ranks 98th
Sheldon Creed: 136th start ties Dale Earnhardt, ranks 123rd
Josh Bilicki: 127th start ties Matt DiBenedetto, ranks 139th
Blaine Perkins, Harrison Burton & Sammy Smith: 108th start ties Justin Haley, ranks 165th
Parker Retzlaff: 107th start ties Casey Mears & David Ragan, ranks 170th
Stefan Parsons: 70th start ties Ryan Blaney, ranks 232nd
Jesse Love: 66th start ties Ty Gibbs, ranks 242nd
Carson Kvapil: 42nd start ties Rusty Wallace & Travis Pastrana, ranks 314th
Connor Zilisch: 36th start ties Shane Van Gisbergen, ranks 339th
Nick Leitz: 20th start ties Donnie Allison, ranks 437th
Justin Bonsignore: 10th start! Ranks 581st

This weekend Kyle Busch makes milestone start number 750 in the Cup Series. Photo by Meg Oliphant — Getty Images
Cup Series Starts
Kyle Busch: 750th start! Ranks 14th
J.J. Yeley: 396th start ties Robby Gordon, ranks 73rd
Erik Jones: 325th start! Ranks 94th
Daniel Suarez: 323rd start ties Brian Vickers, ranks 95th
Christopher Bell: 142nd start ties Marvin Panch, ranks 142nd
Todd Gilliland: 144th start ties Timmy Hill, ranks 190th
Shane Van Gisbergen: 50th start!