Metric signs seen on roads in the U.S.

I-19 between Tucson and Nogales, AZ

Metric distance sign in Tucson, AZ, courtesy Don Hillger, September 2007.

Metric distance signs on I-19 between Tucson and Nogales AZ. I-19 from Pima County/Santa Cruz County Line to Jct. I-10 (kilometer 48 to 100) is the only route in Arizona to be signed in kilometers instead of mileposts. Top image courtesy of David Steinberg. The lower two metric signs were provided by Harry Wyeth and were included in the 2003 Sep/Oct issue of Metric Today.

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