Here's the breakdown of what IFC, NPHC, and NPC organizations are at each of the schools (I'm not as well versed in IFC and NPHC organizations, so if anything is incorrect, please let me know!
NPC Organizations: (17 total organizations have been represented in this conference with a total of 28 chapters)
Alpha Delta Pi is at 3 of the schools (Oakland, UMKC, and Valparaiso)
Alpha Omicron Pi *used* to be at WIU
Alpha Sigma Tau is at 2 of the schools (Oakland and WIU...used to be at Valparaiso)
Alpha Sigma Alpha *used* to be at WIU
Alpha Phi is at 1 of the schools (Southern Utah)
Gamma Phi Beta is at 2 of the schools (Oakland and Valparaiso)
Delta Delta Delta is at 1 of the schools (Valparaiso)
Delta Zeta is at 2 of the schools (UMKC and WIU)
Zeta Tau Alpha is at 1 of the schools (Centenary....used to be at WIU)
Kappa Delta is at 1 of the schools (Valparaiso)
Kappa Kappa Gamma is at 1 of the schools (Valparaiso)
Pi Beta Phi is at 1 of the schools (Valparaiso)
Sigma Kappa is at 1 of the schools (WIU)
Sigma Sigma Sigma is at 1 of the schools (WIU)
Phi Mu is at 1 of the schools (IUPUI)
Phi Sigma Sigma is at 2 of the schools (Oakland and WIU)
Chi Omega is at 4 of the schools (Centenary, UMKC, Valparaiso, and WIU)
*also there are a total of three local sororities (1 at Oakland, 2 at UMKC)
IFC Organizations: (I didn't look at information for IUPUI or UMKC, so if anyone knows, please let me know!) 22 of the organizations are represented with 30 chapters
Alpha Gamma Sigma is at 1 of the schools (WIU)
Delta Sigma Phi is at 1 of the schools (WIU)
Delta Tau Delta is at 1 of the schools (WIU)
Delta Upsilon is at 1 of the schools (WIU)
Delta Chi is at 1 of the schools (WIU)
Theta Xi is at 1 of the schools (WIU)
Theta Chi is at 3 of the schools (Centenary, Oakland, and Valparaiso)
Kappa Alpha is at 1 of the schools (Centenary)
Kappa Sigma is at 1 of the schools (Centenary)
Lambda Chi Alpha is at 1 of the schools (Valparaiso)
Pi Kappa Alpha is at 1 of the schools (WIU)
Sigma Alpha Epsilon is at 1 of the schools (Oakland)
Sigma Nu is at 1 of the schools (Southern Utah)
Sigma Pi is at 3 of the schools (Oakland, Valparaiso, and WIU)
Sigma Tau Gamma is at 2 of the schools (Valparaiso and WIU)
Sigma Phi Epsilon is at 1 of the schools (Valparaiso)
Sigma Chi is at 3 of the schools (Southern Utah, Valparaiso, and WIU)
Tau Kappa Epsilon is at 2 of the schools (Centenary and WIU)
Phi Delta Theta is at 1 of the schools (Valparaiso)
Phi Kappa Theta is at 1 of the schools (WIU)
Phi Kappa Psi is at 1 of the schools (Valparaiso)
Phi Sigma Kappa is at 1 of the schools (Valparaiso)
There is also a chapter of Phi Mu Alpha at Valparaiso that participates on IFC
NPHC Organizations: There are 8 organizations represented with 23 chapters
Alpha Kappa Alpha is at 4 of the schools (Chicago State, Oakland, UMKC, and WIU)
Alpha Phi Alpha is at 5 of the schools (Chicago State, IUPUI, Oakland, UMKC, and WIU)
Delta Sigma Theta is at 3 of the schools (Chicago State, Oakland and UMKC)
Zeta Phi Beta is at 2 of the schools (Chicago State and Oakland)
Kappa Alpha Psi is at 4 of the schools (Chicago State, IUPUI, Southern Utah, and UMKC)
Sigma Gamma Rho is at 2 of the schools (Chicago State and Oakland)
Phi Beta Sigma is at 2 of the schools (Chicago State and Oakland)
Omega Psi Phi is at 1 of the schools (Chicago State)