| ARTIFACT | Dessican Bartender | C | FACILITIES - NEUTRAL | ||
| D'Arsay Archive | R | Deuterium | C | Duck Blind [Station] | R |
| DILEMMAS | DNA Reference Scan | C | Genetic Research Station [Station] | U | |
| 17 Volumes?!? | C | Dualitic Inverter | U | Nanite Factory [Station] | R |
| A Dark Page From the Past | R | Empty Poetry | U | FACILITY - NON-ALIGNED | |
| Corrupted DNA | C | Euthanasia | C | Delta Quadrant Outpost [Outpost] | C |
| Dabo Girls | U | Extinct Species | C | PERSONNEL - BAJORAN | |
| Dark Side | C | First Kiss | U | Deela | U |
| Darnay's Disease | C | He's Dead, Jim | C | Dekon Elig | U |
| Defection | R | Holographic Solution | U | PERSONNEL - CARDASSIAN | |
| Demons of Air and Darkness | R | Honorable Monies | C | Gul Darhe'el | R |
| Dermal Dysplasia | U | Joe DiMaggio's Record | C | Joret Dal [Federation] | R |
| Devil's Due | C | Kevin Uxbridge: Revelation | R | PERSONNEL - DOMINION | |
| Difference of Opinion | C | Klingon Divorce | C | Deyos | R |
| Dim | C | Magnetic Scan | C | Dosi Traders | R |
| Displacement Wave | R | Masaka Means Death | C | PERSONNEL - FEDERATION | |
| Distortion Ring | R | Money Talks | C | Admiral Drazman | R |
| Dokkaran Temple Model | U | Reflective Coils | C | Captain Darson | U |
| Dom-Jot | R | Reverse Aging | C | Carmen Davila | U |
| Dorek Syndrome | R | Severed Connection | C | Curzon Dax | R |
| Dramatis Personae | C | Shall We Dance? | U | Daliwakan | C |
| Driver Coil Failure | R | Sleep Inducer | R | Daneeka | U |
| Duranium Wall | C | The Dream of the Fire | U | Davies | U |
| Dust Shrouds | C | You Wouldn't Like Me When I'm Angry | U | Davis | U |
| Fluidic Drag | C | MISSIONS | Davis Dean | U | |
| Music Study | U | Attend Ritual | U | DeCurtis | U |
| Simple Barter | C | Boring Labor | U | Delaney Sisters | R |
| Forged Data Clip | U | Confirm Culture's Existence | C | Delvok | U |
| Genetic Harvest | U | Covert Probing | C | Deng | U |
| How Are You Going to Get Out of This One? | C | Dark-Matter Nebula | C | Dern | C |
| Hunted and Hungry | R | Defection Plot | R | Donaldson | U |
| Memory Invasion | U | Distress Call Ruse | R | Duffy | C |
| Midwife | U | Explore Spacehulk | C | Dulmer | R |
| Modified Voice | C | Farpoint Mission | R | Durango | U |
| Oxygen Deprivation | U | Find Misplaced Asteroid Belt | R | Dyson | C |
| Root Language | R | Fulfill Prophecy | R | Emony Dax | R |
| Star-Crossed Romance | C | Hire Aide | U | Frank Darwin | U |
| Submicron Fractures | C | Import Fabric | C | Governor Delaplane | U |
| Sunk | U | Infiltrate Secret Meeting | R | Hester Dealt | U |
| Take It Slow | C | Inspect Tkon Outpost | R | Jenny Delaney | U |
| Tales of the Dahar Master | C | Interrogate Criminal's Wife | U | Kenneth Dalby [Non-Aligned] | C |
| Timeshift | R | Investigate Husnock Technology | R | Leonardo da Vinci | R |
| EQUIPMENT | Investigate Murder | R | Lucille Davenport | U | |
| Bajoran Earring | C | Investigate Temporal Distortion | R | Megan Delaney | U |
| Canteen | C | Landscaping | U | Peter Durst | U |
| Cardassian Generator | C | Medical Internship | C | Robert DeSoto | R |
| Data Crystal | C | Patrol DMZ | U | Suzanne Dumont | C |
| Passkey | C | Perform Ritual | U | The Dancing Doctor | R |
| Sonic Generator | C | Pick Up Supplies | U | Torias Dax | R |
| EVENTS | Rescue Sole Survivors | R | PERSONNEL - FERENGI | ||
| Ah, Dublin! | C | Restore Order | U | DaiMon Bok | R |
| Alexander's Hissing Beetle | C | Search for Exile | C | PERSONNEL - KLINGON | |
| D'akturak | U | Search for Lost Colony | R | Arne Darvin | R |
| Dampening Field | U | Settle Dispute | C | D'blok | C |
| Dataport | R | Show Subspace Experiment | U | Dax, Son of Kang | R |
| DaVinci Falls | U | Spring Cleaning | C | Drex | R |
| Dermal Residue | C | Study Class 9 Pulsar | R | PERSONNEL -NEUTRAL | |
| Dermal Sealant | C | Study Ecosystem | U | Dax | R |
| Deuridium | C | Study Magnetic Flux | U | Degebian Mountain Goat | U |
| Dilithium Configuration | U | Terraforming Project | R | Devidian Nurse | R |
| Dilithium Recrystalization | U | Transporter Pyschosis Research | R | Drathan Puppy Lig | C |
| Divine Treasury | U | Undermine Trading | R | PERSONNEL - NON-ALIGNED | |
| DNA Message | U | Unite a World at War | R | Alexanna Devos | R |
| Drake Equation | U | Visit Settlement | U | Audrid Dax | R |
| Dynoscanner | R | OBJECTIVES | Avel Durken | U | |
| Electrodynamic Turbulence | C | Collect Samples | R | Daggin | C |
| Iconian Escape | U | Dabo! | U | Dara | U |
| Monastic Retreat | U | Darmok and Jilad at Tanagra | R | Darod | U |
| Neutral Site | C | Darts | R | Arne Darvin | R |
| Obsolete | U | HQ: Provincial Politics | R | Data or Lore? | U |
| Paranormals | C | Intercept Weapon | U | Debin | U |
| Plastic Surgery Medication | U | Join Dominion | R | Demalos | C |
| Seedling | C | Quest for the Stone of Gol | R | Demalos | U |
| Sensor Array | U | Routine Adjustments | U | Demmas | R |
| Sleeping Trance | U | Search and Seizure | R | Deral | R |
| Territory Exchange | C | Trade with Gamma Quadrant | U | Dereth | U |
| Up With Nature | C | PROGRAMS | Devor | R | |
| Zibalian Measure | C | Deadwood | C | Dirgo | U |
| FOOD | Dodger Stadium | R | Dobara | U | |
| Darvot Fritters | C | Sherlock Holmes Mysteries | U | Draim | R |
| Deka Tea | U | Ski Slopes | C | Drofo Awa | R |
| Delavian Chocolates | U | Warp Core Construction Set | C | Duana | R |
| Delovian Soufflé | U | SITE | Duchamps | R | |
| Delvin Fluff Pastries | U | Docking Clamp | C | Dunbar | R |
| Dill | C | TACTICS | Durg | C | |
| INCIDENTS | Diamond Slot Formation | C | Forsk | R | |
| Bio-Energy Lockdown | U | Uzani, His Army, With Fist Closed | C | Jadzia Dax-Mirror | R |
| Coup | R | MIND LOCATION | Joran Dax | R | |
| D'jarras | R | Lethean Trauma | R | Kal Dano | R |
| Inside the Sphere | R | TIME LOCATION | Lela Dax | R | |
| Regenerator | U | Deep Space Station K-7 | R | Nigel Dunlap | U |
| Statute of Limitations | U | Q-CARDS | Proshia | C | |
| The Die Is Cast | R | Christmas Ornament [Event] | R | Rex Denning | R |
| The Rule of Twelve | R | Q in Love [Event] | U | Sons of Soong | R |
| INTERRUPTS | There's Guinan! [Interrupt] | U | Tobin Dax | R | |
| Bring Him Out of It | C | FACILITY - DOMINION | Tom Riker | R | |
| Bullseye | R | Dominion Internment Camp 371 [Station] | U | SHIP - CARDASSIAN | |
| Burn Victims | C | FACILITIES - FEDERATION | Dreadnought | R | |
| Common Mistake | C | Daystrom Institute [Station] | C | SHIPS - FEDERATION | |
| DaH! | C | Deep Space 3 [Station] | U | Drake | U |
| Deep Probe | U | Deep Space 4 [Station] | R | DY-500 | C |
| Déjà Vu | C | Deep Space 5 [Station] | R | USS Daedalus | C |
| Dekyon Beam | C | Division of Planetary Operations [HQ] |
R.
|
USS Denver | R |
| Desegranine | C | Vulcan Shipyards [Station] | R | USS Drake | R |
| SHIP - FERENGI | |||||
| D'Kora | C | ||||
| SHIP - KLINGON | |||||
| IKC Drovna | R | ||||
| SHIPS - NON-ALIGNED | |||||
| Defiant | R | ||||
| Dorian | U |