C&LE
C&LE stands for Cincinnati and Lake Erie Railroad
C&M
C&M stands for Control and Monitor C&M stands for Construction & Maintenance C&M stands for Care & Maintenance (for ACG duties)
C&O
C&O stands for Chesapeake and Ohio (Canal) C&O stands for Chesapeake & Ohio (Railroad) C&O stands for Combinatorics and Optimization C&O stands for Contexts and Ontologies (workshop)
C&RS
C&RS stands for Calibration And Repair Support
C&SF
C&SF stands for Central and Southern Florida Project (US Army Corps of Engineers)
C&SS
C&SS stands for Control & Status System
C(D)IL
C(D)IL stands for Channel De-Interleaver/De-Interleaving (also seen as CDIL)
C&WM
C&WM stands for Connecticut & Western Massachusetts Mensa C&WM stands for Chicago & West Michigan Railroad
C&WC
C&WC stands for Charleston & Western Carolina (railroad)
ZTLP
ZTLP stands for Zero (0) Transmission Level Point(s)