*As Judgegavel comments below, all these numbers have been updated on the team site here.
Training camp starts this week, and on Tuesday practice will be open to the public. I just wanted to update everyone with the number changes so far that I'm aware of.
DE Muhammad Wilkerson will be #93, per his Twitter account (after previously tweeting that he would wear #96, the same number he had in college).
WR Jeremy Kerley will be #85, per his Twitter account. He wore the same number in college.
RB Bilal Powell will be #29, based on this picture.
WR Plaxico Burress will wear #17, per Matt Higgins' tweeter.
Here are the numbers that have become available:
#3 QB Erik Ainge, retired
#7 QB Kevin O'Connell, released
#9 P Steve Weatherford, now a New York Giant
#11 QB Kellen Clemens, now a Washington Redskin
#16 WR Brad Smith, now a Buffalo Bill
#30 CB Drew Coleman, now a Jacksonville Jaguar
#50 DE Vernon Gholston, now a Chicago Bear
#58 may be available again if OLB Bryan Thomas switches back to #99
#67 RT Damien Woody, retired
#77 NT Kris Jenkins, retired
#84 TE Ben Hartsock, now a Carolina Panther
#99 OLB Jason Taylor, released
Here are the players whose numbers we don't know:
QB Greg McElroy (wore #12 at Alabama)
DT Kenrick Ellis (wore #97 at Hampton)
WR Scotty McKnight (wore #21 at Colorado)
TE Josh Baker
TE Collin Franklin
WR Michael Campbell
WR Dan DePalma
WR Courtney Smith
LB Nick Bellore
LB Stafford Gatling
CB Julian Posey
OL Tom Ottaiano
OL OL Chris Stewart
LB Matthias Berning
OL Jeff Wills
OL Taylor Boggs
OL Zane Taylor
DB Byron Landor
DB Davon Morgan
CB Jeremy McGee
OL Curtis Duron
P Chris Bryan
P TJ Conley (has worn #9 previously for Gang Green)
K Nick Novak
QB Drew Willy
RB Carlos Brown
RB Chris Jennings
LB Joey LaRocque
CB Ellis Lankster
LB Brandon Long
LB Garrett McIntyre
DT Carlton Powell
DB Richard Taylor
LB Brian Toal
DE Lorenzo Washington
And here are the current assigned numbers:
#2 K Nick Folk
#6 QB Mark Sanchez
#8 QB Mark Brunell*
#10 WR Santonio Holmes
#18 WR Logan Payne
#20 CB Kyle Wilson
#21 RB LaDainian Tomlinson
#22 S Brodney Pool
#23 RB Shonn Greene
#24 CB Darrelle Revis
#25 RB Joe McKnight
#26 CB Dwight Lowery
#31 CB Antonio Cromartie*
#33 S Eric Smith
#34 CB Marquice Cole
#36 SS Jim Leonhard
#38 FB John Conner
#44 S James Ihedigbo
#46 LS Tanner Purdum
#48 LB Brashton Satele
#49 FB Tony Richardson
#51 LB Cody Brown
#52 ILB David Harris
#53 ILB Josh Mauga
#55 OLB Jamaal Westerman
#56 LB Lance Laury
#57 ILB Bart Scott
#58 OLB Bryan Thomas
#59 C Robby Felix
#60 LT D'Brickashaw Ferguson
#62 OL Vladimir Ducasse
#65 RG Brandon Moore
#68 LG Matt Slauson
#70 DT Mike Devito
#72 OL Dennis Landolt
#74 C Nick Mangold
#75 OL Rob Turner
#78 RT Wayne Hunter
#79 DT Ropati Pitoitua
#81 TE Dustin Keller
#82 TE Matt Mulligan
#86 TE Jeff Cumberland
#88 WR Patrick Turner
#89 WR Jerricho Cotchery
#91 DT Sione Pouha
#92 DE Shaun Ellis
#93 DE Trevor Pryce
#94 DT Marcus Dixon
#96 DT Martin Tevaseu
#97 OLB Calvin Pace
Retired numbers are #12 (QB Joe Namath), #13 (WR Don Maynard), #28 (RB Curtis Martin), #73 (DE/DT/NT Joe Klecko), #80 (WR Wayne Chrebet, unofficial) and #90 (DT Dennis Byrd, unofficial).