Jammer Line

Canadian Flat Track Media

Business ID: 1000584368 Jammer Line is an independent roller derby media and archival project based in Ontario, Canada.

06/04/2026

Here it is, the first derby photo Jammer Line ever photographed. June 22nd, 2013 in Milverton, Ontario at the Milverton Arena.

06/04/2026

Some old bout posters from 2018 from our Archives.

06/03/2026

Remember when? Some leagues that were part of the "Golden Era" of Roller Derby in Ontario

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http://jammerline.com/

93 Upton Crescent
Guelph, ON
N1E6P6