San Marcos, CA

ZIP Codes in San Marcos, California

December 30, 2025

ZIP Code	Population	Coordinates
92069	46,648	33.1753, -117.1576
92078	53,019	33.1171, -117.1808
92079	--	33.0169, -116.8460
92096	0	33.0169, -116.8460

San Marcos has 4 ZIP codes

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