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Cobb County ZIP Codes

List of ZIP Codes in Cobb County

The following table lists ZIP Codes associated with Cobb County, Georgia, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.


S.N. Zip Code Latitude Longitude City Population Density
1 30008 33.8966 -84.58847 Marietta 35,598 1440.4
2 30060 33.9209 -84.543 Marietta 39,313 979.0
3 30062 33.99977 -84.46899 Marietta 63,105 941.7
4 30064 33.93809 -84.61691 Marietta 51,321 645.0
5 30066 34.034 -84.50798 Marietta 60,961 866.7
6 30067 33.93286 -84.46187 Marietta 46,436 1247.7
7 30068 33.96887 -84.43273 Marietta 33,040 885.7
8 30080 33.87864 -84.5053 Smyrna 53,334 1632.7
9 30082 33.85517 -84.5373 Smyrna 26,786 983.3
10 30090 33.953 -84.54837 Marietta 0 0.0
11 30101 34.04355 -84.71244 Acworth 62,871 592.6
12 30106 33.83476 -84.62947 Austell 22,909 702.1
13 30111 33.8318 -84.65499 Clarkdale 0 0.0
14 30126 33.81588 -84.55171 Mableton 43,047 810.1
15 30127 33.87647 -84.69648 Powder Springs 72,126 542.6
16 30144 34.03672 -84.59174 Kennesaw 58,389 1018.8
17 30152 33.99435 -84.6474 Kennesaw 44,432 768.4
18 30168 33.78354 -84.58765 Austell 24,768 773.2
19 30339 33.86786 -84.46483 Atlanta 34,872 1363.9


About Cobb County ZIP Codes

Cobb County in Georgia (GA) is served by approximately 19 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 773,308 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Cobb County are located in cities such as Marietta, Kennesaw, Smyrna, Powder Springs, Acworth. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Cobb County, Georgia follow the America/New_York time zone.

Georgia Counties ZIP Codes

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  2. Atkinson County ZIP Codes
  3. Bacon County ZIP Codes
  4. Baker County ZIP Codes
  5. Baldwin County ZIP Codes
  6. Banks County ZIP Codes
  7. Barrow County ZIP Codes
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  10. Berrien County ZIP Codes
  11. Bibb County ZIP Codes
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  13. Brantley County ZIP Codes
  14. Brooks County ZIP Codes
  15. Bryan County ZIP Codes
  16. Bulloch County ZIP Codes
  17. Burke County ZIP Codes
  18. Butts County ZIP Codes
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  20. Camden County ZIP Codes
  21. Candler County ZIP Codes
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  23. Catoosa County ZIP Codes
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  26. Chattahoochee County ZIP Codes
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  34. Coffee County ZIP Codes
  35. Colquitt County ZIP Codes
  36. Columbia County ZIP Codes
  37. Cook County ZIP Codes
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  40. Crisp County ZIP Codes
  41. Dade County ZIP Codes
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  44. DeKalb County ZIP Codes
  45. Dodge County ZIP Codes
  46. Dooly County ZIP Codes
  47. Dougherty County ZIP Codes
  48. Douglas County ZIP Codes
  49. Early County ZIP Codes
  50. Echols County ZIP Codes
  51. Effingham County ZIP Codes
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  65. Grady County ZIP Codes
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  68. Habersham County ZIP Codes
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  70. Hancock County ZIP Codes
  71. Haralson County ZIP Codes
  72. Harris County ZIP Codes
  73. Hart County ZIP Codes
  74. Heard County ZIP Codes
  75. Henry County ZIP Codes
  76. Houston County ZIP Codes
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  80. Jeff Davis County ZIP Codes
  81. Jefferson County ZIP Codes
  82. Jenkins County ZIP Codes
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  85. Lamar County ZIP Codes
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  89. Liberty County ZIP Codes
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  102. Monroe County ZIP Codes
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  132. Tattnall County ZIP Codes
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  135. Terrell County ZIP Codes
  136. Thomas County ZIP Codes
  137. Tift County ZIP Codes
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  139. Towns County ZIP Codes
  140. Treutlen County ZIP Codes
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