Tool

ZIP Codes Within a Radius

Enter a ZIP code and a distance. The tool lists every residential ZIP code whose center (the Census Bureau's internal point of its area) lies within that many miles, nearest first. PO Box and single-organization codes have no area of their own, so they are not placed.

16 other ZIP codes within 10 miles of 94404

The 10-mile circle around 94404's center; residential ZIP codes centered inside it, shaded by median household income in national fifths (ACS 2020-2024); the others are outlined. <$54k$98k+no figureZIP codes centered outside the circle

Distance between internal points, in miles
ZIP	Town	People	Miles
94404	San Mateo, CA	35,881	0.0
94065	Redwood City, CA	11,673	1.8
94403	San Mateo, CA	43,276	2.4
94401	San Mateo, CA	35,295	3.2
94002	Belmont, CA	27,534	3.3
94402	San Mateo, CA	25,475	3.6
94070	San Carlos, CA	30,447	4.1
94063	Redwood City, CA	34,433	5.9
94010	Burlingame, CA	43,025	6.0
94061	Redwood City, CA	37,048	6.8
94027	Atherton, CA	7,002	7.7
94128	San Francisco, CA	0	7.8
94030	Millbrae, CA	22,689	8.0
94025	Menlo Park, CA	40,721	8.6
94062	Redwood City, CA	25,759	9.3
94555	Fremont, CA	37,501	9.3
94545	Hayward, CA	32,843	9.4

Source: U.S. Census Bureau, 2023 Gazetteer internal points (2020 ZCTAs); GeoNames postal codes (CC BY 4.0) for a PO Box origin's town. Straight-line distance, not driving distance.