Below are abbreviations that are commonly found on gravestones, indicating membership within an organization. Next to the abbreviation is the full name of the organization and where possible a link to that organization's website.

* AAONMS - Ancient Arabic Order Nobles of the Mystic Shrine

* AASR - Ancient & Accepted Scottish Rite

* AF&AM - Ancient Free & Accepted Masons

* ALOH - American Legion of Honor

* AMD - Allied Masonic Degrees of USA

* AMOS - Ancient Mystic Order of Samaritans

* AMVETS - American Veterans

* AOF - Ancient Order Of Foresters

* AOFB - Angelic Order of Fairy Bells

* AOH -Ancient Order Of Hibernians

* AOKMC - Ancient Order Of Knights of Mystic Chain

* AOM - Ancient Order of Mysteries

* AOUW -Ancient Order Of United Workmen

* BARE - Benefit Association of Railway Employees

* BAY - Brotherhood of American Yeomen

* B of LF&E - Brotherhood of Local Firemen and Engineers

* BPOE - Benevolent and Protective Order of Elks

* BPOEW - Benevolent and Protective Order of Elks of the World

* CBKA - Commandery Benevolent Knights Association

* CE - Christian Endeavor

* CG - California Grays

* CBKA - Commandery Benevolent Knights Association

* CCTAS - Crusaders- Catholic Total Abstinence Society

* CDA - Catholic Daughters of America

* CFUA - Croatian Fraternal Union of America

* CK of A - Catholic Knights of America

* COOF - Catholic Order of Foresters

* CSA - Czechoslovak Society of America

* CTAS - Catholic Total Abstinence Society

* CTAUOA - Catholic Total Abstinence Union of America

* DAR - Daughters of The American Revolution

* DOKK - Dramatic Order Knights of Khorassan

* DOP - Degree of Pocahontas

* DUV - Daughters of Union Veterans of the Civil War

* EBA - Emerald Beneficial Association

* F&AM - Free and Accepted Masons

* F of A - Foresters of America

* FAA - Free and Accepted Americans

* FHC - The Encampment

* FMC - Fraternal Mystic Circle

* FOAST - Fraternal order of Alaska State Troopers

* FOE - Fraternal Order of Eagles

* FOF - Fraternal Order of Firefighters

* FOO - Fraternal Order Orioles

* FOP - Fraternal Order of Police

* FRA - Fraternal Reserve Association

* GALSTPTR - German American Legion of St. Peter

* GAR - Grand Army of the Republic

* GUO of OF - Grand United Order of Odd Fellows

* IBBH - International Brotherhood of Blacksmiths & Helpers

* IFSC - International Firefighters Square Club

* IHSV - Order of the Red Cross of Constantine

* ILEOSC - International Law Enforcement Officers Square Club

* IOA - International order of Alhambra

* IOBA - Independent Order of Birth Abraham

* IODE - Imperial Order Daughters of the Empire

* IODE - Independent Order Daughters of the Empire

* IOF - Independent Order of Foresters

* IOGT - Independent Order of Good Templars

* IOHH - International Order of Hoo-Hoo

* IOI - Independent Order of Immaculates

* IOKP - Independent Order of Knights of Pythias

* IOOF - Independent Order of Odd Fellows

* IOSL - Independent Order of St. Luke

* IOR - Independent Order of Rebekahs

* IOR - Independent Order of Rechabites

* IORG - International Order of Rainbow Girls

* IORM - Improved Order of Redmen

* IOV - Independent Order of Vikings

* ISH - Independent Sons of Honor

* IUOM - Independent United Order of Mechanics

* JAOUW - Junior Order-Ancient Order of United Workmen

* JOUAM -Junior Order-Order of United American Mechanics

* KC , K of C - Knights of Columbus

* KFM, K of FM - Knights of Father Matthew

* KG, KSTG - Knights of St. George

* KGE - Knights of Golden Eagle

* KGL - Knight Grand Legion

* KHC - Knights of Holy Cross

* KM - Knights of Malta (Masonic) -OR- Knights Militant

* KMC - Knights of Mystic Chain

* KOTM - Knights of the Macabees of the World

* KPC - Knights of Peter Claver

* KP, K of P - Knights of Pythias

* KKK - Knights of Klu-Klux Klan

* KSC - Knights of St. Columbkille

* KSF - Knights of Sherwood Forest

* KSL - Knights of St. Lawrence

* KSTG - Knights of St. George

* KSTI - Knights of St. Ignatius

* KSTJ - Knights of St. Joseph

* KSTM - Knights of St. Martin

* KSTP - Knights of St. Paul -OR - Knights of St. Peter

* KSTT - Knights of St. Thomas

* KT - Knights of Tabor -OR- Knights Tempar (Masonic)

* KWM - Knights of Wise Men

* KWSN - Knights Who Say Ni

* K of L - Knights of Loyola

* K of H - Knights of Honor

* K of P - Knights of Pythias

* K of SJ - Knights of St. John

* K of STP - Knights of St. Patrick -OR- Knights of Richard Petty

* K of STW - Knights of St. Wencelas

* K of T - Knights of Tabor

* LAOH - Ladies Ancient Order of Hibernians

* LAPM - Ladies Auxiliary Patriarchs Militant

* LAW - League of American Wheelmen

* LEA - Ladies Encampment Auxiliary

* LK of A - Loyal Knights of America

* LMLOA - The Loyal Mystic Legion of America

* LOBB - Loyal Order Beer Buffalo

* LOL or LOOL - Loyal Order Orange Lodge

* LOM - Legion of the Moose

* LOOM - Loyal Order of Moose

* MM - Modern Maccabees

* MOLLUS - Military Order of the Loyal Legion of the United States

* MOPH - Military Order of the Purple Heart

* MOS&B - Military Order of the Stars and Bars

* MOVPER - Mystic Order Veiled Prophets of the Enchanter Realm

* MRA - Royal Arcanum

* MWA - Modern Woodsmen of America

* NEOP - New England Order of Protection

* NIWA - National Indian War Veterans

* NOK - New Order of knights

* NS - National Sojourner

* NSCDA - National Society of the Colonial Dames of America

* NSGW - Native Sons of the Golden West

* NW - Neighbors of Woodcraft

* O of A - Order of Amaranth

* O of L - Order of Leibowitz

* OC - Order of Calanthe

* OD - Order of DeMolay

* ODHS - Order der Hermann's Sohns, Sisters of the Federation

* OES - Order of Eastern Star

* OGC - Order of the Golden Chain

* OGC - Order of the Golden Circle

* OGT - Order of Good Times

* OO - Order of Owls

* ORC - Order of the Red Cross

* ORM - Order of Red Men

* OS - Order of Sparta

* OSC - Order of Scottish Clans

* OSH - Order of the Sons of Herman (Texas)

* OSIA - Order of the Sons of Italy in America

* OSM - Order of the Secret Monitor

* OTK - Order of the True Kindred

* OUAM - Order of United American Mechanics

* OWSJ - Order of the White Shrine of Jerusalem

* PDQBAS - Royal order of the Knights of Whoople

* PH - Found on military graves, person received a Purple heart in Combat.

* PM - Patriarchs Militant (Independent Order of Odd Fellows)

* POSA - Patriotic Order of the Sons of America

* RIP - requiescat in pace, Latin for REST IN PEACE

* RK - Roman Knights

* RMBI - Royal Masonic Benevolent Instition

* RMIB - Royal Masonic Institution for Boys

* RNA - Royal Neighbors of America

* ROJ - Royal Order of Jesters

* ROS - Royal Order of Scotland

* RSM - Royal and Select Masters

* RSTV - Rite of St. Vaclara -OR - Rite of St. Vita

* MRA - Royal Arcanum

* RAM - Royal Arch Masons

* RO-AUN - Rosicruian Order

* SBCL - Saint Bonifazius Catholic Union

* SBL - Society B. Lafayette

* SCV - Sons of the Confederate Veterans

* SAR - Sisters of the American Revolution

* SAR - Sons of the American Revolution

* SNA-AUM - Shrine of North America

* SRIA - Societas Rosicruciani in Anglia

* SV - Sons of Veterans

* TCL - Tall Cedars of Lebanon

* TH - Temple of Honor-Independent Order of Odd Fellows

* UCV - United Confederate Veterans

* UFL - Union Fraternal League

* UORM - Uniformed Order of Red Men

* UR - The Uniform Ranks designation.

* USWV - United Spanish War Veterans

* VFW - Veterans of Foreign Wars

* VMC - Royal Arcanum

* WOTM - Women of the Moose

* WOW - Woodmen of the World