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.

10 other ZIP codes within 10 miles of 19731

The 10-mile circle around 19731'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
19731	Port Penn, DE	655	0.0
19709	Middletown, DE	53,234	4.2
19733	Saint Georges, DE	186	4.4
19706	Delaware City, DE	2,038	4.6
19730	Odessa, DE	425	4.9
08038	Hancocks Bridge, NJ	351	6.5
19701	Bear, DE	42,984	7.2
08070	Pennsville, NJ	12,511	8.8
19734	Townsend, DE	14,214	9.3
08079	Salem, NJ	10,762	9.3
19720	New Castle, DE	62,392	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.