Rocky Mtn Supply - CENEX
700 N Montana St, Dillon MT
406-683-2308
Ethanol-free octane ratings: 91
GPS coordinates: N 45.22824 W 112.62782 (located from address)
Updated by Jonathan Lathbury, June 28, 2017 14:38 CDT
The remodeling is complete and this station does sell 91 octane E0 gas year round.
Updated by Medolark, April 05, 2017 8:18 CDT
Remodeling station no gas sales as of 3/27/17. Other Rocky Mtn supply stations no longer have EO premium.
Updated by bob, October 08, 2014 3:29 CDT
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Updated by Jonathan Lathbury, June 29, 2014 14:30 CDT
Updated octane.
Updated by Jonathan Lathbury, October 01, 2013 18:56 CDT
Added phne number.
Updated by al, November 20, 2012 10:05 CST
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Posted by Jonathan Lathbury, November 19, 2012 15:52 CST
I was told that all Rocky Mountain Supply stores in Montana carry E0 pure gas. The phone number for the Dllon store is 406-683-2308.