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County Postal Hub • FIPS 06073

San Diego County, CA ZIP Codes & Directory

Complete postal guide for San Diego County, California. Featuring the official county seat of San Diego, largest municipality San Diego, and serving 46 incorporated municipal entities.

County Seat San Diego
Total Population 3,298,634
Land Area 4,207 sq mi
FIPS Code 06073

Municipalities Located in San Diego County

Incorporated Cities, Towns, and Villages

46 Cities 0 Towns

Alpine

city

ZIPs: 91901

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Bonita

city

ZIPs: 91902

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Bonsall

city

ZIPs: 92003

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Borrego Springs

city

ZIPs: 92004

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Boulevard

city

ZIPs: 91905

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Campo

city

ZIPs: 91906

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Cardiff By The Sea

city

ZIPs: 92007

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Carlsbad

city

ZIPs: 92008, 92009 , +2 more

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Chula Vista

city

ZIPs: 91910, 91911 , +3 more

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Coronado

city

ZIPs: 92118

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Del Mar

city

ZIPs: 92014

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Descanso

city

ZIPs: 91916

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Dulzura

city

ZIPs: 91917

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El Cajon

city

ZIPs: 92019, 92020 , +1 more

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Encinitas

city

ZIPs: 92024

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Escondido

city

ZIPs: 92025, 92026 , +2 more

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Fallbrook

city

ZIPs: 92028

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Imperial Beach

city

ZIPs: 91932

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Jacumba

city

ZIPs: 91934

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Jamul

city

ZIPs: 91935

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Julian

city

ZIPs: 92036

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La Jolla

city

ZIPs: 92037

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La Mesa

city

ZIPs: 91941, 91942

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Lakeside

city

ZIPs: 92040

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Lemon Grove

city

ZIPs: 91945

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National City

city

ZIPs: 91950

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Oceanside

city

ZIPs: 92054, 92056 , +2 more

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Pala

city

ZIPs: 92059

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Pauma Valley

city

ZIPs: 92061

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Pine Valley

city

ZIPs: 91962

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Potrero

city

ZIPs: 91963

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Poway

city

ZIPs: 92064

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Ramona

city

ZIPs: 92065

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Ranchita

city

ZIPs: 92066

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Rancho Santa Fe

city

ZIPs: 92091

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San Diego

city

ZIPs: 92101, 92102 , +31 more

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San Marcos

city

ZIPs: 92069, 92078

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San Ysidro

city

ZIPs: 92173

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Santa Ysabel

city

ZIPs: 92070

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Santee

city

ZIPs: 92071

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Solana Beach

city

ZIPs: 92075

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Spring Valley

city

ZIPs: 91977, 91978

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Tecate

city

ZIPs: 91980

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Valley Center

city

ZIPs: 92082

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Vista

city

ZIPs: 92081, 92083 , +1 more

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Warner Springs

city

ZIPs: 92086

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Active USPS ZIP Codes in San Diego County

Standard delivery zones and geographic service boundaries

98 ZIP Codes
91901 CA
Alpine Pop: 17,688
$114,167/yr
91902 CA
Bonita Pop: 17,902
$122,524/yr
92003 CA
Bonsall Pop: 4,781
$113,216/yr
92004 CA
Borrego Springs Pop: 3,414
$74,018/yr
91905 CA
Boulevard Pop: 1,799
$77,886/yr
91906 CA
Campo Pop: 3,904
$62,500/yr
92007 CA
Cardiff By The Sea Pop: 10,981
$182,629/yr
92008 CA
Carlsbad Pop: 27,282
$104,995/yr
92009 CA
Carlsbad Pop: 44,816
$164,182/yr
92010 CA
Carlsbad Pop: 18,887
$129,926/yr
92011 CA
Carlsbad Pop: 23,757
$159,235/yr
91910 CA
Chula Vista Pop: 79,613
$90,222/yr
91911 CA
Chula Vista Pop: 85,442
$82,350/yr
91913 CA
Chula Vista Pop: 55,923
$129,337/yr
91914 CA
Chula Vista Pop: 17,522
$190,786/yr
91915 CA
Chula Vista Pop: 33,218
$139,503/yr
92118 CA
Coronado Pop: 20,629
$134,534/yr
92014 CA
Del Mar Pop: 13,203
$198,823/yr
91916 CA
Descanso Pop: 1,720
$103,438/yr
91917 CA
Dulzura Pop: 1,126
$0/yr
92019 CA
El Cajon Pop: 45,108
$101,973/yr
92020 CA
El Cajon Pop: 60,454
$76,032/yr
92021 CA
El Cajon Pop: 70,584
$74,013/yr
92024 CA
Encinitas Pop: 51,190
$158,507/yr
92025 CA
Escondido Pop: 51,586
$81,106/yr
92026 CA
Escondido Pop: 52,797
$104,561/yr
92027 CA
Escondido Pop: 56,840
$93,338/yr
92029 CA
Escondido Pop: 21,236
$124,726/yr
92028 CA
Fallbrook Pop: 51,614
$111,290/yr
91932 CA
Imperial Beach Pop: 26,013
$85,833/yr
91934 CA
Jacumba Pop: 693
$50,469/yr
91935 CA
Jamul Pop: 8,841
$151,538/yr
92036 CA
Julian Pop: 3,735
$73,750/yr
92037 CA
La Jolla Pop: 41,260
$147,230/yr
91941 CA
La Mesa Pop: 33,895
$115,381/yr
91942 CA
La Mesa Pop: 40,813
$92,896/yr
92040 CA
Lakeside Pop: 43,640
$107,937/yr
91945 CA
Lemon Grove Pop: 27,814
$88,016/yr
91950 CA
National City Pop: 57,849
$66,426/yr
92054 CA
Oceanside Pop: 38,667
$82,408/yr
92056 CA
Oceanside Pop: 53,750
$106,272/yr
92057 CA
Oceanside Pop: 57,844
$108,814/yr
92058 CA
Oceanside Pop: 45,389
$69,970/yr
92059 CA
Pala Pop: 1,872
$99,803/yr
92061 CA
Pauma Valley Pop: 2,246
$92,813/yr
91962 CA
Pine Valley Pop: 1,860
$143,094/yr
91963 CA
Potrero Pop: 1,101
$0/yr
92064 CA
Poway Pop: 48,884
$148,673/yr
92065 CA
Ramona Pop: 37,047
$125,285/yr
92066 CA
Ranchita Pop: 330
$35,625/yr
92091 CA
Rancho Santa Fe Pop: 1,571
$103,452/yr
92101 CA
San Diego Pop: 47,505
$91,566/yr
92102 CA
San Diego Pop: 39,783
$77,248/yr
92103 CA
San Diego Pop: 33,311
$102,626/yr
92104 CA
San Diego Pop: 44,265
$94,014/yr
92105 CA
San Diego Pop: 66,579
$68,563/yr
92106 CA
San Diego Pop: 20,214
$142,897/yr
92107 CA
San Diego Pop: 28,684
$113,117/yr
92108 CA
San Diego Pop: 24,266
$103,884/yr
92109 CA
San Diego Pop: 44,671
$122,128/yr
92110 CA
San Diego Pop: 31,048
$110,790/yr
92111 CA
San Diego Pop: 46,686
$99,644/yr
92113 CA
San Diego Pop: 50,457
$61,819/yr
92114 CA
San Diego Pop: 66,248
$97,794/yr
92115 CA
San Diego Pop: 64,251
$79,199/yr
92116 CA
San Diego Pop: 31,523
$98,154/yr
92117 CA
San Diego Pop: 51,505
$103,661/yr
92119 CA
San Diego Pop: 24,298
$113,435/yr
92120 CA
San Diego Pop: 30,768
$120,661/yr
92121 CA
San Diego Pop: 4,658
$135,938/yr
92122 CA
San Diego Pop: 45,646
$105,177/yr
92123 CA
San Diego Pop: 30,937
$132,534/yr
92124 CA
San Diego Pop: 30,530
$120,201/yr
92126 CA
San Diego Pop: 74,788
$126,913/yr
92127 CA
San Diego Pop: 52,274
$195,520/yr
92128 CA
San Diego Pop: 49,083
$131,077/yr
92129 CA
San Diego Pop: 52,415
$156,321/yr
92130 CA
San Diego Pop: 61,595
$205,680/yr
92131 CA
San Diego Pop: 36,394
$185,256/yr
92133 CA
San Diego Pop: 0
$0/yr
92139 CA
San Diego Pop: 35,771
$95,653/yr
92154 CA
San Diego Pop: 84,027
$94,901/yr
92194 CA
San Diego Pop: 0
$0/yr
92199 CA
San Diego Pop: 0
$0/yr
92069 CA
San Marcos Pop: 49,407
$96,771/yr
92078 CA
San Marcos Pop: 52,347
$120,268/yr
92173 CA
San Ysidro Pop: 29,703
$69,792/yr
92070 CA
Santa Ysabel Pop: 1,093
$67,017/yr
92071 CA
Santee Pop: 60,163
$113,618/yr
92075 CA
Solana Beach Pop: 12,051
$149,327/yr
91977 CA
Spring Valley Pop: 60,795
$99,657/yr
91978 CA
Spring Valley Pop: 9,949
$113,170/yr
91980 CA
Tecate Pop: 145
$0/yr
92082 CA
Valley Center Pop: 20,860
$126,544/yr
92081 CA
Vista Pop: 28,745
$105,379/yr
92083 CA
Vista Pop: 39,219
$86,974/yr
92084 CA
Vista Pop: 49,941
$98,577/yr
92086 CA
Warner Springs Pop: 1,490
$57,431/yr

Frequently Asked Questions About San Diego County, CA

What is the county seat and largest city in San Diego County? ▾

The official county seat of San Diego County is San Diego, and its largest incorporated municipality by population is San Diego.

How many cities, towns, and villages are in San Diego County? ▾

San Diego County encompasses 46 incorporated municipal entities, including 46 cities, 0 towns, and 0 villages.

What is the total population and land area of San Diego County? ▾

According to official U.S. Census Bureau data, San Diego County has a population of approximately 3,298,634 residents and spans an area of 4,207 square miles.

How many ZIP codes operate in San Diego County? ▾

There are 98 active USPS ZIP codes serving addresses within San Diego County, California.

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