THIS IS THE POST I WILL BE UPDATING WITH ADDITIONS/CHANGES.
I am going to post these so people can confirm/correct anything. When this list is done, I am going to make one single post and have it be its own thread, if that's ok.
So far I have, in calendar order:
NPC
Kappa Alpha Theta January 27, 1870
Phi Mu March 4, 1852
Delta Gamma Founded Christmas 1874, Celebrated March 15 (??)
Delta Phi Epsilon March 17, 1917
Sigma Delta Tau March 25, 1917
Chi Omega April 5, 1895
Alpha Xi Delta April 17, 1893
Sigma Sigma Sigma April 20, 1898
Pi Beta Phi April 28, 1867
Theta Phi Alpha April 30, 1912
Alpha Delta Pi May 15, 1851
Alpha Gamma Delta May 30, 1904
Alpha Phi October 10, 1872
Kappa Kappa Gamma October 13, 1870
Alpha Chi Omega October 15, 1885
Zeta Tau Alpha October 15, 1898
Kappa Delta October 23, 1897
Delta Zeta October 24, 1902
Alpha Epsilon Phi October 24, 1909
Alpha Sigma Tau November 4, 1899
Sigma Kappa November 9, 1874
Gamma Phi Beta November 11, 1874
Alpha Sigma Alpha November 15, 1901
Phi Sigma Sigma November 26, 1913
Delta Delta Delta Thanksgiving Eve, 1888
Alpha Omicron Pi celebrated on or around December 8th, but founded January 2, 1897
NPHC Organizations
Kappa Alpha Psi January 5, 1911
Phi Beta Sigma January 9, 1914
Delta Sigma Theta January 13, 1913
Alpha Kappa Alpha January 15, 1908
Zeta Phi Beta January 16, 1920
Iota Phi Theta September 19, 1963
Sigma Gamma Rho November 12, 1922
Omega Psi Phi November 17, 1911
Alpha Phi Alpha December 4, 1906
Greek National Service Organizations
Omega Phi Alpha June 15, 1967
Gamma Sigma Sigma October 12, 1952
Alpha Phi Omega December 16, 1925
National Music Fraternal Organizations (Thank you Mysticat)
Tau Beta Sigma March 26, 1946
Phi Beta May 5, 1912
Sigma Alpha Iota June 12, 1903
Delta Omicron September 6, 1909
Phi Mu Alpha Sinfonia October 6, 1898
Mu Phi Epsilon November 13, 1903
Kappa Kappa Psi November 27, 1919
NIC Fraternities (thank you TSteven)
Pi Lambda Phi X, X, 1895
Alpha Delta Phi January 1, 1832
Sigma Nu January 1, 1869
Kappa Alpha Psi January 5, 1911
Phi Beta Sigma January 9, 1914
Tau Kappa Epsilon January 10, 1899
Delta Psi January 17, 1847
Alpha Gamma Sigma January 28, 1923
Iota Nu Delta February 7,1994
Phi Kappa Psi February 19, 1852
Lambda Phi Epsilon February 25, 1981
Sigma Pi February 26, 1897
Nu Alpha Kappa February 26, 1988
Pi Kappa Alpha March 1, 1868
Phi Mu Delta March 1, 1918
Sigma Phi Society March 4, 1827
Sigma Alpha Epsilon March 9, 1856
Phi Sigma Kappa March 17, 1873
Phi Kappa Tau March 17, 1906
Phi Lambda Chi March 25, 1925
Sigma Lambda Beta April 4, 1986
Lambda Sigma Upsilon April 5, 1979
Theta Chi April 10, 1856
Sigma Phi Delta April 11, 1924
Kappa Delta Phi April 14, 1900
FarmHouse April 15, 1905
Triangle April 15, 1907
Beta Sigma Psi April 17, 1925
Alpha Kappa Lambda April 22, 1914
Theta Xi April 29, 1864
Phi Kappa Theta April 29, 1889
Phi Gamma Delta May 1, 1848
Acacia May 12, 1904
Kappa Delta Rho May 17, 1905
Chi Psi May 20, 1841
Zeta Psi June 1, 1847
Beta Chi Theta June 2, 1999
Alpha Chi Rho June 4, 1895
Delta Kappa Epsilon June 22, 1844
Sigma Chi June 28, 1855
Sigma Tau Gamma June 28, 1920
Tau Delta Phi June 30, 1910
Phi Kappa Sigma July 16, 1850
Phi Sigma Phi July 30, 1988
Beta Theta Pi August 8, 1839
Sigma Beta Rho August 16, 1996
Alpha Tau Omega September 11, 1865
Iota Phi Theta September 19, 1963
Delta Tau Delta October 10, 1858
Delta Sigma Phi October 10, 1899
Alpha Gamma Rho October 10, 1904
Tau Epsilon Phi October 10, 1910
Alpha Delta Gamma October 10, 1924
Delta Chi October 13, 1890
Theta Delta Chi October 31, 1847
Sigma Phi Epsilon November 1, 1901
Lambda Chi Alpha November 2, 1909
Delta Upsilon November 4, 1834
Alpha Phi Delta November 5, 1914
Alpha Epsilon Pi November 7, 1913
Delta Phi November 17, 1827
Psi Upsilon November 24, 1833
Omega Delta Phi November 25, 1987
Kappa Alpha Society November 26, 1825
Sigma Alpha Mu November 26, 1909
Lambda Theta Phi December 1, 1975
Alpha Phi Alpha December 4, 1906
Alpha Sigma Phi December 6, 1845
Kappa Sigma December 10, 1869 *Former NIC member
Pi Kappa Phi December 10, 1904
Kappa Alpha Order December 21, 1865
Chi Phi December 24, 1824/1854
Phi Delta Theta December 26, 1848 *Former NIC member
Phi Iota Alpha December 26, 1931
Zeta Beta Tau December 29, 1898
NALFO
Gamma Alpha Omega January 25, 1993
Alpha Psi Lambda February 11, 1985
Lambda Upsilon Lambda February 19, 1982
Alpha Pi Sigma March 10, 1990
Lambda Theta Nu March 11, 1986
Omega Phi Beta March 15, 1989
Sigma Lambda Beta April 4, 1986
Lambda Sigma Upsilon April 5, 1979
Kappa Delta Chi April 6, 1987
Sigma Lambda Gamma Sorority April 9, 1990
Lambda Pi Chi April 16, 1988
Gamma Phi Omega April 17, 1991
Chi Upsilon Sigma April 29, 1980
Sigma Iota Alpha September 29, 1990
Lambda Pi Upsilon November 6, 1992
Lambda Theta Alpha December 1975
Lambda Theta Phi December 1, 1975
Sigma Lambda Upsilon December 1, 1987
Gamma Zeta Alpha December 3, 1987
Lambda Alpha Upsilon December 10, 1985
Phi Iota Alpha December 26, 1931
National Asian Pacific American Pan Hellenic Association Sororities (thank you phisgimarho)
Alpha Phi Gamma Sorority, Inc. February 1, 1994
alpha Kappa Delta Phi Sorority, Inc. February 7, 1990
Kappa Phi Lambda March 9, 1995
Sigma Psi Zeta March 23, 1994
Delta Kappa Delta October 1, 1999
Delta Phi Lambda December 5, 1998
NMGC
Delta Xi Phi April 20, 1994
Lambda Psi Delta March 9, 1997
Gamma Eta October, 1995
Lambda Tau Omega October 9, 1988
Delphic of Gamma Sigma Tau October 13, 1871
Omega Phi Chi November 9, 1988
Phi Sigma Chi November 16, 1996
Mu Sigma Upsilon November 21, 1981
Delta Sigma Chi November 27, 1996
Psi Sigma Phi December 12, 1990
Other National Fraternities and Sororities
Alpha Delta Chi 1925
Sigma Omicron Pi 1930
Sigma Phi Omega 1949
Delta Psi Epsilon January 16, 1999
Kappa Beta Gamma January 22, 1917
Alpha Kappa Delta Phi February 7, 1990
Epsilon Sigma Alpha February 11, 1930
Kappa Phi Lambda March 9, 1995
Lambda Theta Nu March 11, 1986
Sigma Psi Zeta March 23, 1994
Phi Beta Chi March 26, 1978
Delta Tau Lambda April 2, 1994
Sigma Lambda Gamma April 9, 1990
Theta Nu Xi April 11, 1997
Kappa Delta Phi April 14, 1900
Beta Sigma Phi April 30, 1931
Alpha Sigma Kappa May 1, 1989
Sigma Phi Kappa June 12, 1992
Alpha Sigma Rho June 19, 1905
Gamma Rho Lambda August 25,2003
Alpha Pi Omega September 1, 1994
Phi Sigma Rho September 24, 1984
Sigma Alpha Epsilon Pi October 1, 1998
Delta Xi Nu October 7, 1997
Lambda Tau Omega October 9, 1988
Delta Theta Tau October 16, 1903
Sigma Omega Nu November 6, 1996
Delta Gamma Pi November 11, 1998
Alpha Omega Epsilon November 13, 1983
Kappa Phi Gamma November 8, 1998
Tau Theta Pi November 24, 1998
Delta Phi Omega December 6, 1998
Sigma Sigma Rho December 10, 1998
Christian Fraternities and Sororities
Nu Sigma Beta
Phi Sigma Alpha
Eta Gamma Delta 1928
Mu Alpha Phi October, 1927
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Last edited by ree-Xi; 10-17-2009 at 04:35 PM.
Reason: continuing to update wrong or omitted information
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