Diamond Bar California ZIP Codes - Map and Full List

Diamond Bar California is covered by a total of 1 ZIP Codes. There are also 2 ZIP Codes that overlap Diamond Bar but have a different postal city name. The ZIP Codes in Diamond Bar range from 91748 to 91789. Of the ZIP codes within or partially within Diamond Bar there are 1 Standard ZIP Codes. The total population of ZIP Codes in Diamond Bar is 45303.

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Diamond Bar California ZIP Code Map

Click on the ZIP Codes in the interactive map to view more information. The map control in the upper right corner can be used to toggle map layers on and off. The red outline is the border of Diamond Bar and can be turned on and off. Each type of postal code can also be turned on and off.

List of ZIP Codes in Diamond Bar

ZIP CodeZIP Code City/TownZIP Code Type
ZIP Code 91748
Rowland HeightsStandard
ZIP Code 91765
Diamond BarStandard
ZIP Code 91789

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