Absolutely. If you want to feel ill, read on.

Via another forum this is apparently an updated list of cities served just by the EMB-175. Not to mention all of the other planes like CR2, CR7, CR9, Saab...

It's basically all of the former -9 and little bus routes. Granted many of these still have lots of other aircraft flying them besides the -175 but it just goes to show the extent of the outsourcing.

MSP-YVR, YYC, YXE, GTF, BZN, BIL, SAT, IAH, DFW, OMA, FSD, MOT, FAR, GFK, MCI, STL, MSN, GRB, MKE, ORD, MDW, SDF, BHM, JAX, CLT, RDU, RIC, ORF, IAD, DCA, BWI, PHL, EWR, LGA, BDL, PVD

DTW-YYZ, SAT, DFW, MCI, STL, MKE, ORD, IND, GRR, CMH, SDF, MYR, DCA, BDL

LGA-OMA, MSP, MCI, ORD, IND, CMH, RSW, TPA, DCA

DCA-MSP, DTW, MIA, TPA, MCO, LGA

ATL-YYZ, GRR, SDF

RDU-MSP, IND