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The SierraWestron’s territory is defined by both zip code range and county. This territory follows the guidelines for ERA and NEMRA with county per the territory map (click on map).

County description is as follows:

All California counties north of, and including, Monterey, Kings, Tulare and Inyo. All Nevada counties excluding Clark County.

The zip code range is best identified as follows:

Northern CA

93240 thru 93299

936xx thru 937xx

939xx thru 941xx

943xx thru 961xx

Northern, NV

893xx, 894xx,895xx, 897xx,898xx