DAB Daytona Beach, Florida, USA
DAB_Flyer - Ormond Beach
tinnub - Ormond Beach

DAY Dayton, Ohio, USA
84fiero - Dayton
mfj626 - Dayton

DCA Washington Reagan, District of Columbia, USA
(See also WAS Washington)
arlflyer - Arlington, Virginia
bhatnasx - Arlington, Virginia
brendog - Washington, DC
butta1898 - Richmond, VA
chtiet - Arlington, Virginia
DCA Writer - Arlington, VA
DCA1983 - about 1 mile northeast of DCA
East Coast Wing - Alexandria, Virginia
ECOTONE - Washington, DC
El Boocho - Vienna, Virginia
fgirard -
flyastrojets - Falls Church
G2 - Alexandria, Virginia
gleff - Alexandria Virginia
GloverParker - Glover Park
GWU ESIA STUDENT - Crystal City, Virginia
hlr207 - Alexandria, Virginia
IaninDC - Washington
Japhydog - Arlington
libuser - SW DC
lidotaja - Bethesda, MD
liveon777 - Washington, DC (the U Street area for those familiar)
madhouse24 - Alexandria, VA
rdg_dc - Washington, DC (Dupont Circle)
thezipper - Alexandria, Virginia
TWAB747nomore -
Valree - Dumfries, Virginia
Yaatri - Lanham, Maryland
yevlesh2 - Rockville, Maryland

DEN Denver, Colorado, USA
AdamK - Golden
avsfan273 - Fort Collins
BoulderHyattHopper - Boulder
DallasFlyer - Aurora
DENchick - Boulder
dimramon - Lakewood
ellnert - Denver
FriendlySkies - Denver
GilpinGal - Black Hawk
Gumshoe - Denver
intrepid720 - Denver
KM123 - Denver
Kurt - Denver
Lisaa - Colorado Springs
Lori_Q - Denver
Pegasus23 - Castle Pines Village
pseudoswede - Englewood
Redbeard911 - Broomfield
RobotDoctor - Longmont
rochel - Boulder
TechGeek - Boulder
Thor3 - Thornton
UAL4life - Denver

DFW Dallas/Fort Worth, Texas, USA
3ata - Dallas
AA SLF - metro area northeast of the airport
acinchus - Irving/Coppell
Aggie Girl - Denton
Amanda - Arlington
arboc7 - North Dallas
atxtraveler - Allen
boilermaker - Arlington
bjtaylor - Cedar Hill
bpauker - Dallas
cupps - Frisco
DallasFlyer - Mansfield
eMailman - Dallas
frubio2012 - Mineral Wells
guy999 - North Dallas
HKG_Flyer1 - Uptown Dallas
hhoope01 - McKinney
Illini_Fan - Plano
L-1011 - Plano
MissJoeyDFW - Far North Dallas
Motor City Flyer - Dallas
nd_eric_77 - Keller
N3farious - Frisco
oldpenny16 - west of DFW
oldvolvo - Dallas
PETEFLYS - Garland
r3guru - North Richland Hills
Sam - DFW - Irving
studley - Dallas
techgirl - Irving/Coppell
toocool17 - Carrollton
tpasol - Fort Worth
WebbyWunda - Ickle Village south of Dallas
Who ME - Carrollton

DIK Dickinson, North Dakota, USA
Daydream - Dickinson

DLH Duluth, Minnesota, USA
a7800 - Superior, Wisconsin

DME Moscow, Russia
UUDD - Moscow

DRS Dresden, Germany
daysleeper - Dresden
rampant - Dresden

DSM Des Moines, Iowa, USA
dorisrpas - South central Iowa

DTM Dortmund, Germany
luschnik -

DTW Detroit, Michigan, USA
3timesalady - Bloomfield Hills (home base in the US)
bikeguy - Ann Arbor
DTW-or-FNT - Southfield
ferrari_fan - Farmington Hills
geoffco - East Lansing
infinityplusone - Redford
MSULauren - Royal Oak
RadioShow - Northville

DUB Dublin, Ireland
paulmcgrath -
trustno1 - Dublin

DUD Dunedin, New Zealand
SthIslNZFlyer - Dunedin

DUS Dusseldorf, Germany
bernie - Düsseldorf
Carrie711 - Duesseldorf
E3A-Sentry - Geilenkirchen
flamboyant 1 - Nettetal, Germany
FLYGVA - Neukirchen-Vluyn, Germany
luschnik -
Rambuster - Dusseldorf
supermasterphil - Köln
Tenerife - Tenerife
thomas199023 - Zevenaar, The Netherlands

DXB Dubai, United Arab Emirates
3timesalady - Dubai (Al Barsha 3)
Cazzi B - Dubai
derekmines - Dubai (Springs 3)
dmilsi - Dubai
gforce - Dubai (during the summer)