Idaho Railway Post Offices - CMSP&P Main Line and Branch Lines


Routes on the Chicago Milwaukee Saint Paul & Pacific (Milwaukee Road) Main Line crossing northern Idaho:
RPODatesComments
MISSOULA & ELLENSBURG1910-1914ED/WD at MALDEN
BUTTE & SEATTLE1914-1955ED/WD at SPOKANE
WD discontinued 1953


Routes on the Elk River Branch of the Chicago Milwaukee Saint Paul & Pacific (Milwaukee Road) Main Line:
RPODatesComments
SAINT MARIES & ELK RIVER1911-1913
SPOKANE & ELK RIVER1913-1914
SAINT MARIES & ELK RIVER1914-1916
SPOKANE & ELK RIVER1916-1917
SAINT MARIES & ELK RIVER1917-1931


Route on the Spokane Bypass from the Chicago Milwaukee Saint Paul & Pacific (Milwaukee Road) Main Line:
RPODatesComments
PLUMMER & MARENGO1915-1918


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Compiled by Mark Metkin - Revised November 12, 2007


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