Is this Delaware address real?

No. It is realistic-format synthetic data. The city, state, ZIP, and area code are matched from the Delaware dataset, but the street line is not verified or deliverable.

What can a Delaware test address be used for?

Use it for legal QA workflows such as form validation, checkout demos, tax-engine tests, mock customer records, design prototypes, documentation screenshots, and seed data.

Random Delaware Address Generator

Q: What is the statewide sales tax in Delaware?

Delaware statewide base sales-tax note: No statewide sales tax; Delaware levies a gross receipts tax on many businesses. The value was last reviewed on 2026-06-29.

State code: DE · ZIP prefixes: 19 · Area code: 302 · 0% statewide sales tax

Use this Delaware address generator when you need realistic-format test data for checkout forms, tax-engine tests, QA scripts, UI demos, or seed records. The generator pairs a real DE city with one of its real ZIP codes and a phone area code used in the state, then combines those fields with a synthetic street line.

Generate a Delaware address

Delaware sales-tax background

0% statewide sales tax. No statewide sales tax; Delaware levies a gross receipts tax on many businesses. This page is an address-format testing utility and not tax advice. If your application needs official tax calculation, use a tax engine or the state's current tax-agency documentation.

Graduated state income tax applies.

Cities and ZIP codes in this dataset

The dataset keeps city, state, and ZIP internally consistent. ZIP examples are intentionally small so the static site stays fast and easy to audit.

City	ZIP codes	Notes
Wilmington	19801, 19802, 19805, 19806	Real city and ZIP pair used by the generator dataset.
Dover	19901, 19904	Real city and ZIP pair used by the generator dataset.
Newark	19711, 19713	Real city and ZIP pair used by the generator dataset.
Middletown	19709	Real city and ZIP pair used by the generator dataset.
Lewes	19958	Real city and ZIP pair used by the generator dataset.

Data sources and verification

ZIP prefixes and city ZIP examples	USPS ZIP Code Lookup / Postal Explorer; lastVerified 2026-06-29
Area codes	NANPA area-code maps; lastVerified 2026-06-29
Statewide sales-tax rate	Sales Tax Institute state-level rate chart, compiled from state Department of Revenue materials and rate providers; lastVerified 2026-06-29; No statewide sales tax; Delaware levies a gross receipts tax on many businesses.
Last verified	2026-06-29

Common use cases

Checkout and tax-engine test fixtures that need a predictable DE shipping state.
Form-validation tests for city, state, ZIP code, and phone-area-code combinations.
Mock customer records, design prototypes, documentation screenshots, and seed data.

Important caveats

The street number and street name are synthetic. The output is not deliverable and is not meant to pass USPS, AVS, bank, telecom, government, or shipping verification. For why this happens, read the AVS and ZIP validation explainer.

Read the Delaware random address testing guide.

Related state generators

Learn why Delaware is part of the NOMAD no-sales-tax state group.

Usage disclaimer

Synthetic, realistic-format only. Not deliverable. Will fail real USPS, AVS, bank, telecom, government, or shipping verification. For QA, testing, demos, and placeholder data only. Not for fraud, account abuse, identity claims, or rule evasion.