ZIP Code
ZIP Code 99135
Hartline, Grant County, Washington WA
Population
395
Density
0.9/sq mi
Timezone
America/Los_Angeles
Safety Score
50
50
Average
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Overview
ZIP code 99135 is located in Hartline, Grant County, Washington. The area has a population of approximately 395 residents with a population density of 0.9 per square mile. It is in the America/Los_Angeles timezone.