Siskiyou County ZIP Codes (96014 – 96134) – California

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Siskiyou County is located in the far northern part of the state of California, United States, along the Oregon border. The county includes cities, mountain towns, river valleys, forested areas, and rural communities. ZIP codes in Siskiyou County range from 96014 to 96134 and are administered by the United States Postal Service (USPS) for accurate mail delivery, address lookup, and local administration across all cities, towns, and communities in the county.

Key Information About Siskiyou County ZIP Codes

ItemDetails
CountySiskiyou County
StateCalifornia
ZIP Code Range96014 – 96134
County SeatYreka
Largest CityYreka
CountryUnited States
ContinentNorth America
Postal AuthorityUnited States Postal Service (USPS)

ZIP Codes of Siskiyou County by City & Community

For more details on ZIP codes in Siskiyou County, see the tables of cities, towns, communities, and notable neighborhoods below.

Yreka, Mount Shasta & Weed Area (96067 – 96094 – 96097)

Place / LocationZIP CodeState
Yreka Central96097California
Yreka North96097California
Yreka South96097California
Mount Shasta Central96067California
Mount Shasta South96067California
Mount Shasta North96067California
Weed Central96094California
Weed South96094California
Weed North96094California
Lake Shastina Area96094California

Happy Camp, Klamath River & Northwest County Area (96039 – 96050 – 96085 – 96086)

Place / LocationZIP CodeState
Happy Camp Central96039California
Happy Camp North96039California
Happy Camp South96039California
Klamath River96050California
Horse Creek (Klamath River area)96050California
Scott Bar96085California
Seiad Valley96086California
Happy Camp East96039California
Happy Camp West96039California
Seiad Valley West96086California

Dunsmuir, Gazelle & Hornbrook Area (96025 – 96034 – 96044)

Place / LocationZIP CodeState
Dunsmuir Central96025California
Dunsmuir South96025California
Dunsmuir North96025California
Gazelle96034California
Gazelle East96034California
Gazelle West96034California
Hornbrook96044California
Hilt (Hornbrook area)96044California
Dunsmuir Heights96025California
Gazelle Ridge96034California

Etna, Fort Jones & Western County Area (96027 – 96032 – 96037 – 96038)

Place / LocationZIP CodeState
Etna Central96027California
Etna North96027California
Etna South96027California
Fort Jones96032California
Fort Jones East96032California
Fort Jones West96032California
Greenview96037California
Greenview North96037California
Grenada96038California
Grenada East96038California

Dorris, Macdoel, Montague & Northern County Area (96023 – 96058 – 96064)

Place / LocationZIP CodeState
Dorris Central96023California
Dorris North96023California
Dorris South96023California
Macdoel96058California
Macdoel East96058California
Macdoel West96058California
Montague96064California
Montague North96064California
Montague South96064California
Dorris Heights96023California

Callahan, Forks of Salmon & South Surprise Valley Area (96014 – 96031 – 96134)

Place / LocationZIP CodeState
Callahan96014California
Callahan North96014California
Callahan South96014California
Forks of Salmon96031California
Forks of Salmon East96031California
Forks of Salmon West96031California
Tulelake96134California
Newell (Tulelake area)96134California
Somes Bar (Tulelake area)96134California
Medicine Lake Lodge (Tulelake area)96134California

Siskiyou County includes additional small rural neighborhoods, forested regions, foothill locales, historic Gold Rush sites, and valley communities that fall within the ZIP codes listed above. These areas receive mail through USPS postal routes tied to larger nearby cities, towns, and communities throughout the county.

About Siskiyou County ZIP Code

Each ZIP code in Siskiyou County covers one or more cities, towns, or rural communities. Larger towns like Yreka, Mount Shasta, and Weed have multiple neighborhoods served by the same ZIP codes. Smaller communities such as Etna, Dunsmuir, Happy Camp, and Montague use ZIP codes that also serve surrounding areas.

Using the correct ZIP code helps mail and packages arrive on time. ZIP codes also support deliveries, emergency services, and accurate address lookup throughout Siskiyou County.