Phi Sigma Tau is an international honor society for philosophers. In the following list, active chapters are indicated in bold and inactive chapters are in italics.
ChapterCharter date and rangeInstitutionLocationStatusPennsylvania Alpha 1930Muhlenberg CollegeAllentown, PennsylvaniaActivePennsylvania Beta (see Pennsylvania Eta Second)1930Moravian College for MenBethlehem, PennsylvaniaReestablishedPennsylvania Gamma1931Gettysburg CollegeGettysburg, PennsylvaniaInactivePennsylvania Delta (First)1932Cedar Crest CollegeAllentown, PennsylvaniaInactive, ReassignedPennsylvania Epsilon 1938Beaver CollegeGlenside, PennsylvaniaInactivePennsylvania Zeta1941Washington & Jefferson CollegeWashington, PennsylvaniaActivePennsylvania Eta (First)1949Lincoln University Oxford, PennsylvaniaInactive, ReassignedMaryland Alpha (First) (see Maryland Gamma)1949Western Maryland CollegeWestminster, MarylandReestablished, ReassignedOhio Alpha (see Ohio Sigma)1955Baldwin Wallace UniversityBerea, OhioActiveTexas Alpha1955Baylor UniversityWaco, TexasActivePennsylvania Alpha (see Pennsylvania Xi)1955Bucknell UniversityLewisburg, PennsylvaniaReestablishedMississippi Alpha1955–xxxx ?; 2010University of MississippiOxford, MississippiActiveMaryland Alpha1955Morgan State UniversityBaltimore, MarylandActiveNew Mexico Alpha1955University of New MexicoAlbuquerque, New MexicoActiveCalifornia Alpha1955–19xx ?; 2003University of the PacificStockton, CaliforniaActiveNew York Alpha1955St. Lawrence UniversityCanton, New YorkActiveKansas Alpha1955Wichita State UniversityWichita, KansasInactiveDistrict of Columbia Alpha (First)1955Howard UniversityWashington, D.C.Inactive, ReassignedIowa Alpha1955Drake UniversityDes Moines, IowaInactiveIllinois Alpha1956–19xx ?; 2003Loyola University ChicagoChicago, IllinoisActiveMichigan Alpha1960University of Detroit MercyDetroit, MichiganInactiveWisconsin Alpha1961Marquette UniversityMilwaukee, WisconsinActiveOhio Alpha1962University of AkronAkron, OhioInactiveNebraska Alpha1962University of Nebraska–LincolnLincoln, NebraskaInactiveCalifornia Beta1962San Jose State UniversitySan Jose, CaliforniaInactiveIllinois Beta1962Wheaton CollegeWheaton, IllinoisActiveCalifornia Gamma1963California State University, ChicoChico, CaliforniaActiveMassachusetts Alpha1963Clark UniversityWorcester, MassachusettsActiveFlorida Alpha1963Florida State UniversityTallahassee, FloridaInactiveRhode Island Alpha1963Providence CollegeProvidence, Rhode IslandActiveTexas Beta1963Texas Christian UniversityFort Worth, TexasInactiveKentucky Alpha1964–19xx ?; 1999Bellarmine UniversityLouisville, KentuckyActiveCalifornia Delta1964California State University, Long BeachLong Beach, CaliforniaInactiveCalifornia Epsilon1965University of Southern CaliforniaLos Angeles, CaliforniaInactiveNorth Carolina Alpha1965East Carolina UniversityGreenville, North CarolinaActiveMassachusetts Beta1965Suffolk UniversityBoston, MassachusettsActiveOhio Beta1966Muskingum UniversityNew Concord, OhioInactiveKentucky Beta1967Centre CollegeDanville, KentuckyInactiveMissouri Alpha1967–19xx ?; 2007Lindenwood UniversitySt. Charles, MissouriActiveIllinois Gamma1967North Park UniversityChicago, IllinoisInactiveCalifornia Zeta1967Whittier CollegeWhittier, CaliforniaInactiveTennessee Beta1968Carson–Newman UniversityJefferson City, TennesseeActiveOhio Gamma (see Ohio Epsilon)1968University of DaytonDayton, OhioReestablishedFlorida Beta1968Florida Atlantic UniversityBoca Raton, FloridaActiveIllinois Delta1968Lewis UniversityRomeoville, IllinoisActiveTennessee Alpha1968Milligan UniversityMilligan College, TennesseeInactiveMissouri Beta1968Rockhurst UniversityKansas City, MissouriActiveIowa Beta1969Loras CollegeDubuque, IowaInactivePennsylvania Lambda1969Westminster CollegeNew Wilmington, PennsylvaniaActiveNebraska Beta1971Creighton UniversityOmaha, NebraskaActiveOhio Delta1971Wittenberg UniversitySpringfield, OhioInactiveOhio Epsilon (see Ohio Gamma)1971University of DaytonDayton, OhioActiveIndiana Alpha1972–xxxx ?; 2015Indiana University IndianapolisIndianapolis, IndianaActiveSouth Carolina Alpha1972Winthrop UniversityRock Hill, South CarolinaActiveConnecticut Alpha1973Fairfield UniversityFairfield, ConnecticutActiveGeorgia Alpha1973University of GeorgiaAthens, GeorgiaActiveIllinois Epsilon1973Northern Illinois UniversityDeKalb, IllinoisInactiveCalifornia Eta1973Olivet UniversityAnza, CaliforniaInactiveCalifornia Theta1973–19xx ?; 1997University of San DiegoSan Diego, CaliforniaActiveLouisiana Alpha1973Tulane UniversityNew Orleans, LouisianaInactivePennsylvania Mu1973Villanova UniversityVillanova, PennsylvaniaActiveWisconsin Beta1973University of Wisconsin–WhitewaterWhitewater, WisconsinInactiveNew York Beta (First)1974Long Island UniversityBrooklyn, New York City, New YorkInactive, ReassignedCalifornia Iota1974Westmont CollegeMontecito, CaliforniaActiveMissouri Gamma1974William Jewell CollegeLiberty, MissouriInactiveMaryland Gamma1974McDaniel CollegeWestminster, MarylandActiveVermont Alpha1975Saint Michael's CollegeColchester, VermontInactiveVirginia Alpha1976Christopher Newport UniversityNewport News, VirginiaActiveNew Jersey Alpha1976Monmouth UniversityWest Long Branch, New JerseyInactiveNew York Gamma1976State University of New York at OneontaOneonta, New YorkActiveAlabama Alpha1976–xxxx ?; 2005Spring Hill CollegeMobile, AlabamaActivePennsylvania Nu (First)1976Saint Joseph's UniversityPhiladelphia, PennsylvaniaInactive, ReassignedWisconsin Gamma1976University of Wisconsin–ParksideKenosha, WisconsinActivePennsylvania Xi (Frist)1977Wilkes UniversityWilkes-Barre, PennsylvaniaInactive, ReassignedOhio Zeta 1978Central State UniversityWilberforce, OhioInactivePennsylvania Omicron (First)1978La Salle UniversityPhiladelphia, PennsylvaniaInactive, ReassignedConnecticut Beta (First)1978Sacred Heart UniversityFairfield, ConnecticutInactive, ReassignedGeorgia Gamma1979Agnes Scott CollegeDecatur, GeorgiaActiveMichigan Beta1979Albion CollegeAlbion, MichiganInactiveNorth Carolina Beta1979Belmont Abbey CollegeBelmont, North CarolinaInactiveSourh Carolina Beta1979Coastal Carolina UniversityConway, South CarolinaActiveGeorgia Beta1979Emory UniversityAtlanta, GeorgiaActiveMassachusetts Gamma1979College of the Holy CrossWorcester, MassachusettsActivePennsylvania Pi1979King's CollegeWilkes-Barre, PennsylvaniaActiveNew York Epsilon1979Molloy UniversityRockville Centre, New YorkActiveNew Jersey Delta1979Rider UniversityLawrence Township, New JerseyActiveNew York Delta1979Stony Brook UniversityStony Brook, New YorkActiveMichigan Gamma1979Siena Heights UniversityAdrian, MichiganInactiveIndiana Beta1979Saint Mary-of-the-Woods CollegeSaint Mary-of-the-Woods, IndianaInactiveVirginia Beta1979–xxxx ?; 2010Virginia TechBlacksburg, VirginiaActiveMaryland Delta1979Washington CollegeChestertown, MarylandActivePennsylvania Rho1979West Chester UniversityWest Chester, PennsylvaniaActiveWisconsin Delta1979University of Wisconsin–La CrosseLa Crosse, WisconsinInactiveKansas Beta1980Baker UniversityBaldwin City, KansasActiveIllinois Zeta1980–xxxx ?; 2004University of Illinois Urbana-ChampaignUrbana, IllinoisActivePennsylvania Sigma1980Lycoming CollegeWilliamsport, PennsylvaniaActiveMichigan Delta1980Mercy College of DetroitDetroit, MichiganInactiveNew Jersey Epsilon1980Saint Peter's UniversityJersey City, New JerseyActiveMissouri Delta1980Westminster CollegeFulton, MissouriActiveTexas Gamma1980Sam Houston State UniversityHuntsville, TexasActiveIllinois Eta1981Lake Forest CollegeLake Forest, IllinoisInactiveVirginia Gamma1981James Madison UniversityHarrisonburg, VirginiaActiveGeorgia Delta1981–xxxx ?; 2016Mercer UniversityMacon, GeorgiaActiveMaryland Epsilon1981Mount St. Mary's UniversityEmmitsburg, MarylandActiveMassachusetts Delta1982Boston CollegeChestnut Hill, MassachusettsActiveNew York Zeta (First) (see New York Alpha Alpha)1982Iona UniversityNew Rochelle, New YorkReassigned, ReestablishedNew York Eta1982Le Moyne CollegeDeWitt, New YorkActiveIllinois Theta1982Mundelein CollegeChicago, IllinoisInactiveVirginia Delta1982University of RichmondRichmond, VirginiaActivePennsylvania Tau1982University of ScrantonScranton, PennsylvaniaActiveTexas Delta1982Texas State UniversitySan Marcos, TexasActiveKentucky Gamma1983Asbury UniversityWilmore, KentuckyInactiveVirginia Epsilon1983George Mason UniversityFairfax, VirginiaInactiveMaryland Zeta1983Salisbury UniversitySalisbury, MarylandActiveOhio Theta1983College of WoosterWooster, OhioActiveNew York Iota1984LIU PostBrookville, New YorkActivePennsylvania Upsilon1984Slippery Rock UniversitySlippery Rock, PennsylvaniaActiveDistrict of Columbia Beta1985Catholic University of AmericaWashington, D.C.ActiveTexas Epsilon1985University of St. ThomasHouston, TexasActiveCalifornia Kappa1986Santa Clara UniversitySanta Clara, CaliforniaActiveMissouri Epsilon1986Evangel UniversitySpringfield, MissouriActivePennsylvania Phi1986Gannon UniversityErie, PennsylvaniaActiveCalifornia Lambda1987Loyola Marymount University Los Angeles, CaliforniaActivePennsylvania Chi1987University of PittsburghPittsburgh, PennsylvaniaActiveVirginia Zeta1987Liberty UniversityLynchburg, VirginiaActiveFlorida Delta1988University of MiamiCoral Gables, FloridaActiveMaryland Iota1988Loyola University MarylandBaltimore, MarylandActiveNew York Kappa1989Siena CollegeLoudonville, New YorkActiveIndiana Gamma1990Franklin CollegeFranklin, IndianaActiveNew York Lambda1990State University of New York at PotsdamPotsdam, New YorkActiveOregon Alpha1990Linfield UniversityMcMinnville, OregonActiveAlabama Beta1991Auburn UniversityAuburn, AlabamaActiveFlorida Eta1991Florida International UniversityUniversity Park, FloridaActiveNew York Nu1991Fordham UniversityNew York City, New YorkActiveIllinois Lambda1992Southern Illinois University CarbondaleCarbondale, IllinoisActiveIndiana Delta1993Valparaiso UniversityValparaiso, IndianaActiveNew York Xi1993State University of New York at GeneseoGeneseo, New YorkActiveOhio Iota1993Ohio Northern UniversityAda, OhioActiveAlabama Gamma1994University of AlabamaTuscaloosa, AlabamaActiveNew York Omicron1994Hofstra UniversityHempstead, New YorkActiveNorth Carolina Gamma1994University of North Carolina at CharlotteCharlotte, North CarolinaActiveTennessee Gamma1994Belmont UniversityNashville, TennesseeActiveIllinois Mu1995Dominican UniversityRiver Forest, IllinoisActiveMontana Alpha1995Carroll CollegeHelena, MontanaActiveOhio Kappa1995Ohio Wesleyan UniversityDelaware, OhioActiveCalifornia Nu1996Pepperdine UniversityLos Angeles County, CaliforniaActiveIndiana Epsilon1996Ball State UniversityMuncie, IndianaActiveIowa Gamma1996Iowa State UniversityAmes, IowaActiveUtah Alpha1996Westminster UniversitySalt Lake City, UtahActiveVirginia Eta1996Old Dominion UniversityNorfolk, VirginiaActiveWashington Alpha1996Central Washington UniversityEllensburg, WashingtonActiveIllinois Xi1997Elmhurst UniversityElmhurst, IllinoisActiveNorth Carolina Delta1997Wingate UniversityWingate, North CarolinaActiveTexas Lambda1997St. Mary's University, TexasSan Antonio, TexasActiveVirginia Theta1997Hollins UniversityHollins, VirginiaActiveGeorgia Epsilon1998Spelman CollegeAtlanta, GeorgiaActiveGeorgia Zeta1998Georgia State UniversityAtlanta, GeorgiaActiveNorth Carolina Epsilon1998University of North Carolina at AshevilleAsheville, North CarolinaActiveNorth Carolina Zeta1998University of North Carolina at GreensboroGreensboro, North CarolinaActivePennsylvania Psi1998University of PennsylvaniaPhiladelphia, PennsylvaniaActiveWashington Beta1998Gonzaga UniversitySpokane, WashingtonActiveMissouri Kappa1999Washington University in St. LouisSt. Louis, MissouriActiveOhio Mu1999Ashland UniversityAshland, OhioActiveFlorida Theta2000Florida Southern CollegeLakeland, FloridaActiveMichigan Kappa2000Hillsdale CollegeHillsdale, MichiganActiveNew Jersey Zeta2000Stockton UniversityGalloway Township, New JerseyActivePennsylvania Theta2000Grove City CollegeGrove City, PennsylvaniaActivePennsylvania Kappa2000Misericordia Un