72 available four-chars domains

As usual, all of them were available at time of posting:

.com (35 domains):

WU5O.COM
WG-S.COM
VST3.COM
CS4J.COM
A7B5.COM
33A3.COM
8KBW.COM
80LS.COM
7-94.COM
6SIM.COM
AX0N.COM
3GDA.COM
45TX.COM
53TU.COM
54TF.COM
35NM.COM
IW4J.COM
IR4J.COM
IR4M.COM
KJ6D.COM
KN98.COM
IP0P.COM
AG28.COM
B78J.COM
CG4I.COM
C-RL.COM
IKL8.COM
LF3A.COM
LC35.COM
BTM3.COM
CB-7.COM
JDU7.COM
C4RJ.COM
E653.COM
E032.COM

.net (25 domains):
SMLW.NET
WOCR.NET
WMCQ.NET
WHHP.NET
DVPI.NET
EDZS.NET
ECXX.NET
EC-P.NET
C400.NET
C4RJ.NET
FLUV.NET
FJPY.NET
FDVE.NET
BJ-J.NET
JPTD.NET
JMBX.NET
JB20.NET
AI27.NET
KHH5.NET
LMVS.NET
LHMR.NET
52NP.NET
DKAP.NET
CSGW.NET
E-SS.NET

.org (11 domains):

FPOT.ORG
DTGV.ORG
CT21.ORG
CDXL.ORG
ETGV.ORG
ETGF.ORG
ELIV.ORG
EILV.ORG
BRYL.ORG
IMP5.ORG
KUQI.ORG
WPDG.ORG