| Zip code | Name | Area Code(s) |
| 20001 Washington (202) |
| 20002 Washington (202) |
| 20003 Washington (202) |
| 20004 Washington (202) |
| 20005 Washington (202) |
| 20006 Washington (202) |
| 20007 Washington (202) |
| 20008 Washington (202) |
| 20009 Washington (202) |
| 20010 Washington (202) |
| 20011 Washington (202) |
| 20012 Washington (202) |
| 20013 Washington (202) |
| 20015 Washington (202) |
| 20016 Washington (202) |
| 20017 Washington (202) |
| 20018 Washington (202) |
| 20019 Washington (202) |
| 20020 Washington (202) |
| 20022 Washington (202) |
| 20023 Washington (202) |
| 20024 Fort L J McNair (202) |
| 20024 Fort Lesley J McNair (202) |
| 20024 Fort McNair (202) |
| 20024 Washington (202) |
| 20026 Washington (202) |
| 20027 Washington (202) |
| 20029 Washington (202) |
| 20030 Washington (202) |
| 20032 Bolling AFB (202) |
| 20032 Bolling Air Force Bas (202) |
| 20032 Wash (202) |
| 20032 Washing (202) |
| 20032 Washingtn (202) |
| 20032 Washington (202) |
| 20033 Washington (202) |
| 20035 Washington (202) |
| 20036 Washington (202) |
| 20037 Washington (202) |
| 20038 Washington (202) |
| 20039 Washington (202) |
| 20040 Washington (202) |
| 20041 Dulles International Airp (202) |
| 20041 Washington (202) |
| 20042 Sun Trust Bank Inc (202) |
| 20042 Washington (202) |
| 20043 Washington (202) |
| 20044 Washington (202) |
| 20045 Washington (202) |
| 20046 G E I C O (202) |
| 20046 Washington (202) |
| 20047 Criterion Ins Co (202) |
| 20047 Washington (202) |
| 20049 Amer Assc Retired Persons (202) |
| 20049 Washington (202) |
| 20050 Pentagon (202) |
| 20050 Washington (202) |
| 20051 Washington (202) |
| 20051 Woodward and Lothrop (202) |
| 20052 G W University (202) |
| 20052 Washington (202) |
| 20053 Verizon (202) |
| 20053 Washington (202) |
| 20055 Bank of America (202) |
| 20055 Washington (202) |
| 20056 Washington (202) |
| 20057 Georgetown University (202) |
| 20057 Washington (202) |
| 20058 Marriott Corp (202) |
| 20058 Washington (202) |
| 20059 Howard University (202) |
| 20059 Washington (202) |
| 20060 Howard University Hospital (202) |
| 20060 Washington (202) |
| 20061 Wachovia (202) |
| 20061 Washington (202) |
| 20062 U S Chamber of Com (202) |
| 20062 Washington (202) |
| 20063 Int Group Plans Inc (202) |
| 20063 Washington (202) |
| 20064 Catholic University (202) |
| 20064 Washington (202) |
| 20065 Blue Cross Group Hospital (202) |
| 20065 Washington (202) |
| 20066 Washington (202) |
| 20066 Washington DC Post Office (202) |
| 20067 Pepco (202) |
| 20067 Washington (202) |
| 20068 P E P C O (202) |
| 20068 Washington (202) |
| 20069 Wash Intell Bureau Inc (202) |
| 20069 Washington (202) |
| 20070 Washington (202) |
| 20070 Washington Intel Bur (202) |
| 20071 Washington (202) |
| 20071 Washington Post (202) |
| 20073 PNC Financial (202) |
| 20073 Washington (202) |
| 20074 PNC Financial (202) |
| 20074 Washington (202) |
| 20075 PNC Financial (202) |
| 20075 Washington (202) |
| 20076 G E I C O (202) |
| 20076 Washington (202) |
| 20077 BRM (202) |
| 20077 Washington (202) |
| 20078 Shared Brm (202) |
| 20078 Washington (202) |
| 20080 Wash Gas (202) |
| 20080 Washington (202) |
| 20081 Washington (202) |
| 20081 Washington Gas (202) |
| 20082 National Repub Cong Comm (202) |
| 20082 Washington (202) |
| 20088 Friendship Heights (202) |
| 20088 Washington (202) |
| 20090 General Delivery (202) |
| 20090 Washington (202) |
| 20091 Washington (202) |
| 20097 National Repub Cong Comm (202) |
| 20097 Washington (202) |
| 20098 Vietnam Vet Mem Fund (202) |
| 20098 Washington (202) |
| 20201 US Dept of Hlth Human Serv (202) |
| 20201 Washington (202) |
| 20202 US Dept of Education (202) |
| 20202 Washington (202) |
| 20203 US Social Securtiy Admin (202) |
| 20203 Washington (202) |
| 20204 Hew Food and Drug Admin (202) |
| 20204 Washington (202) |
| 20206 Soc Sec Bureau Hearing App (202) |
| 20206 Washington (202) |
| 20207 Consumer Product Safety Comm (202) |
| 20207 Washington (202) |
| 20208 National Institute of Educ (202) |
| 20208 Washington (202) |
| 20210 Dept of Labor (202) |
| 20210 Washington (202) |
| 20211 Office of Workers Comp (202) |
| 20211 Washington (202) |
| 20212 US Dept of Labor Stats (202) |
| 20212 Washington (202) |
| 20213 Dept of Labor Manpower Admn (202) |
| 20213 Washington (202) |
| 20214 Bureau Labor Statistics (202) |
| 20214 Washington (202) |
| 20215 Dept Labor Payroll Audit Div (202) |
| 20215 Washington (202) |
| 20216 Labor Management Admin (202) |
| 20216 Washington (202) |
| 20217 Us Tax Court (202) |
| 20217 Washington (202) |
| 20218 National Comm on Social Sec (202) |
| 20218 Washington (202) |
| 20219 Comptroller of Currency (202) |
| 20219 Washington (202) |
| 20220 US Department of Treasury (202) |
| 20220 Washington (202) |
| 20221 District Director Irs (202) |
| 20221 Washington (202) |
| 20222 Us Treasurer (202) |
| 20222 Washington (202) |
| 20223 US Secret Service (202) |
| 20223 Washington (202) |
| 20224 Internal Revenue Service (202) |
| 20224 Washington (202) |
| 20226 Dept Treas Other Offices (202) |
| 20226 Washington (202) |
| 20227 Dept Treas Check Claims Div (202) |
| 20227 Washington (202) |
| 20228 Bureau Engav and Printing (202) |
| 20228 Washington (202) |
| 20229 Us Bureau of Customs (202) |
| 20229 Washington (202) |
| 20230 Dept of Commerce (202) |
| 20230 Washington (202) |
| 20232 Resolutn Trust Oversight Brd (202) |
| 20232 Washington (202) |
| 20233 Bureau of Census (202) |
| 20233 Washington (202) |
| 20235 Dept of Commerce Outside Hq (202) |
| 20235 Washington (202) |
| 20237 Broadcasting Bd of Governors (202) |
| 20237 Washington (202) |
| 20238 Us Holocaust Memorial Museum (202) |
| 20238 Washington (202) |
| 20239 Bureau of Public Debt (202) |
| 20239 Washington (202) |
| 20240 Dept of Interior (202) |
| 20240 Washington (202) |
| 20241 Bureau of Mines (202) |
| 20241 Washington (202) |
| 20242 National Park Service (202) |
| 20242 Washington (202) |
| 20244 Geological Survey (202) |
| 20244 Washington (202) |
| 20245 Bureau of Indian Affairs (202) |
| 20245 Washington (202) |
| 20250 Dept of Agriculture (202) |
| 20250 Washington (202) |
| 20251 Dept Agric Off Outside Hq (202) |
| 20251 Washington (202) |
| 20254 Social Security (202) |
| 20254 Washington (202) |
| 20260 USPS Headquarters (202) |
| 20260 Washington (202) |
| 20261 USPS Consumer Affairs (202) |
| 20261 Washington (202) |
| 20262 Mafic (202) |
| 20262 Washington (202) |
| 20265 Philatelic Sales Division (202) |
| 20265 Washington (202) |
| 20266 Philatelic Sales (202) |
| 20266 Washington (202) |
| 20268 Postal Rate Comm (202) |
| 20268 Washington (202) |
| 20270 Presidential Transition Team (202) |
| 20270 Washington (202) |
| 20277 Business Reply (202) |
| 20277 Washington (202) |
| 20289 Universal Postal Union Congr (202) |
| 20289 Washington (202) |
| 20299 Readasorus (202) |
| 20299 Washington (202) |
| 20301 Pentagon (202) |
| 20301 Washington (202) |
| 20303 National Imaging and Mapping (202) |
| 20303 Washington (202) |
| 20306 Armed Forces Inst Pathology (202) |
| 20306 Washington (202) |
| 20307 Walter Reed Army Med Center (202) |
| 20307 Washington (202) |
| 20310 Dept of Army Pentagon (202) |
| 20310 Washington (202) |
| 20314 US Army Corp of Engineers (202) |
| 20314 Washington (202) |
| 20317 Soldiers Airmens Home (202) |
| 20317 Washington (202) |
| 20318 Army Criminal Invest (202) |
| 20318 Joint Staff (202) |
| 20318 Washington (202) |
| 20319 Fort McNair (202) |
| 20319 Washington (202) |
| 20330 Dept Air Force Pentagon (202) |
| 20330 Washington (202) |
| 20340 Defense Intelligence (202) |
| 20340 Washington (202) |
| 20350 Chief Naval Operation (202) |
| 20350 Washington (202) |
| 20355 Pentagon (202) |
| 20355 Washington (202) |
| 20370 Navy Annex (202) |
| 20370 Washington (202) |
| 20372 Bur Medicine Surgery (202) |
| 20372 Washington (202) |
| 20373 Anacostia (202) |
| 20373 Anacostia Anx (202) |
| 20373 Naval Anacost Annex (202) |
| 20373 Naval Station Anacostia (202) |
| 20373 Washington (202) |
| 20374 Navy Yard (202) |
| 20374 Washington (202) |
| 20374 Washington Na (202) |
| 20374 Washington Navy Yard (202) |
| 20375 Naval Research Laboratory (202) |
| 20375 Washington (202) |
| 20376 Naval Sea Sys (202) |
| 20376 Naval Sea Systems Command (202) |
| 20376 Washington (202) |
| 20376 Washington Na (202) |
| 20376 Washington Navy Yard (202) |
| 20380 Dept Navy Hq Marines Arl (202) |
| 20380 Washington (202) |
| 20388 Naval Investigative Service (202) |
| 20388 Washington (202) |
| 20388 Washington Na (202) |
| 20388 Washington Navy Yard (202) |
| 20389 Naval Intelligence Com (202) |
| 20389 Washington (202) |
| 20390 Dept Navy Other Offices (202) |
| 20390 Marine Barrks (202) |
| 20390 Us Marine Corps Barracks (202) |
| 20390 Washington (202) |
| 20391 Dept Navy Fed Credit Union (202) |
| 20391 Washington (202) |
| 20391 Washington Na (202) |
| 20391 Washington Navy Yard (202) |
| 20392 Navy Observatory (202) |
| 20392 Washington (202) |
| 20393 Navy Security Group (202) |
| 20393 Washington (202) |
| 20394 Naval Telecommunications Com (202) |
| 20394 Washington (202) |
| 20395 Naval Intelligence Support C (202) |
| 20395 Washington (202) |
| 20398 Military Sealift Command (202) |
| 20398 Washington (202) |
| 20398 Washington Na (202) |
| 20398 Washington Navy Yard (202) |
| 20401 Govt Printing Office (202) |
| 20401 Washington (202) |
| 20402 GPO Supt of Documents (202) |
| 20402 Washington (202) |
| 20403 GPO Field Serv Div (202) |
| 20403 Washington (202) |
| 20404 GPO Procurement Div (202) |
| 20404 Washington (202) |
| 20405 Gen Services Admin (202) |
| 20405 Washington (202) |
| 20406 GSA Crystal City (202) |
| 20406 Washington (202) |
| 20407 GSA Region 3 (202) |
| 20407 Washington (202) |
| 20408 National Archives and Records (202) |
| 20408 Washington (202) |
| 20409 Fed Records Center (202) |
| 20409 Washington (202) |
| 20410 Housing and Urban Dev (202) |
| 20410 Washington (202) |
| 20411 Hud Fed Housing Adm (202) |
| 20411 Washington (202) |
| 20412 FHA Comptroller (202) |
| 20412 Washington (202) |
| 20413 Housing Assistance Adm (202) |
| 20413 Washington (202) |
| 20414 Hud Fed National Mortgage (202) |
| 20414 Washington (202) |
| 20415 Office Personnel Mgmt (202) |
| 20415 Washington (202) |
| 20416 Small Business Admin (202) |
| 20416 Washington (202) |
| 20418 National Academy of Science (202) |
| 20418 Washington (202) |
| 20419 Merit Systems Protection Bd (202) |
| 20419 Washington (202) |
| 20420 Veterans Admin (202) |
| 20420 Washington (202) |
| 20421 Veterans Benefits Office (202) |
| 20421 Washington (202) |
| 20422 Veterans Hospital (202) |
| 20422 Washington (202) |
| 20423 Surface Transportation Board (202) |
| 20423 Washington (202) |
| 20424 Fed Labor Relations Auth (202) |
| 20424 Washington (202) |
| 20425 Comm on Civil Rights (202) |
| 20425 Washington (202) |
| 20426 Federal Energy Reg Comm (202) |
| 20426 Washington (202) |
| 20427 Fed Mediation and Concil Ser (202) |
| 20427 Washington (202) |
| 20428 Civil Aeronautics Board (202) |
| 20428 Washington (202) |
| 20429 Federal Deposit Ins Corp (202) |
| 20429 Washington (202) |
| 20431 International Monetary Fund (202) |
| 20431 Washington (202) |
| 20433 Washington (202) |
| 20433 World Bank (202) |
| 20434 Resolution Trust Corporation (202) |
| 20434 Washington (202) |
| 20435 National Selective Service (202) |
| 20435 Washington (202) |
| 20436 International Trade Comm (202) |
| 20436 Washington (202) |
| 20437 Food and Drug Admin (202) |
| 20437 Washington (202) |
| 20439 Us Court Appeal Fed Circuit (202) |
| 20439 Washington (202) |
| 20440 International Joint Comm (202) |
| 20440 Washington (202) |
| 20441 Inter Amer Defense Board (202) |
| 20441 Washington (202) |
| 20442 Court of Military Appeals (202) |
| 20442 Washington (202) |
| 20444 Tennessee Valley Auth (202) |
| 20444 Washington (202) |
| 20447 Family Support Administratio (202) |
| 20447 Washington (202) |
| 20451 Arms Control and Disarm Agy (202) |
| 20451 Washington (202) |
| 20453 Comm Equal Oppor Armed Forc (202) |
| 20453 Washington (202) |
| 20456 National Credit Union Admin (202) |
| 20456 Washington (202) |
| 20460 Envir Protect Agency (202) |
| 20460 Washington (202) |
| 20463 Federal Election Comm (202) |
| 20463 Washington (202) |
| 20468 GSA Surplus Sales (202) |
| 20468 Washington (202) |
| 20469 GSA Consumer Products Info (202) |
| 20469 Washington (202) |
| 20470 GSA-TCS (202) |
| 20470 Washington (202) |
| 20472 Fed Emer Mngt Agency (202) |
| 20472 Washington (202) |