ZIP Code 19709

19709 is one of Delaware's ZIP codes, delivering to addresses in Middletown, New Castle County.

City: Middletown
County: New Castle County
State: Delaware
Prefix: 197xx

Where this code sits

19709 is part of the 197xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Middletown.

Middletown Delaware ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 19709 delivers to without sharing its boundary.

302 Area code 302

ZIP codes nearest 19709

The ZIP codes whose reference points sit closest to 19709.
ZIP code	Distance	Delivers to
ZIP code 19730	2.2 mi	Odessa, DE
ZIP code 19733	5.4 mi	Saint Georges, DE
ZIP code 19731	5.7 mi	Port Penn, DE
ZIP code 19708	6.7 mi	Kirkwood, DE
ZIP code 19734	6.9 mi	Townsend, DE
ZIP code 21912	7.2 mi	Warwick, MD
ZIP code 19712	7.3 mi	Newark, DE
ZIP code 19714	7.3 mi	Newark, DE

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 19709, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 19709. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.