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.

24 other ZIP codes within 10 miles of 18031

The 10-mile circle around 18031'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
18031	Breinigsville, PA	11,570	0.0
18195	Allentown, PA	0	2.1
18051	Fogelsville, PA	3,624	2.7
18087	Trexlertown, PA	590	2.9
19538	Maxatawny, PA	64	2.9
18106	Allentown, PA	6,226	4.4
18046	East Texas, PA	201	4.7
19539	Mertztown, PA	3,823	4.7
19562	Topton, PA	2,947	4.8
18069	Orefield, PA	8,515	4.9
18062	Macungie, PA	27,110	5.2
18011	Alburtis, PA	5,338	5.7
18104	Allentown, PA	48,683	6.5
19530	Kutztown, PA	15,573	7.1
19511	Bowers, PA	33	7.1
18078	Schnecksville, PA	7,857	7.8
19536	Lyon Station, PA	466	7.9
18103	Allentown, PA	48,746	8.4
18066	New Tripoli, PA	6,102	8.7
18049	Emmaus, PA	18,941	8.7
18056	Hereford, PA	1,489	9.4
18092	Zionsville, PA	3,230	9.5
18102	Allentown, PA	51,001	9.7
18065	Neffs, PA	577	9.8
18101	Allentown, PA	6,120	9.9

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.