US Address Generator

Generate fake US addresses that pass form validation — real city, state and county pairings with structurally valid ZIP+4 codes, phone numbers and developer test data. Free, instant, no signup.

Example generated addresses

Three addresses in the shape the generator produces them. The city, county and ZIP range are real; the street address and recipient are not.

Residential, New York

Margaret Ellison
412 W 47th St Apt 3B
New York, NY 10036

New York County. ZIPs in Manhattan run 10001–10282, and the secondary unit sits on its own address line.

Commercial, Texas

Cedarline Logistics
Attn: Accounts Payable
2200 S Congress Ave Ste 410
Austin, TX 78704

Travis County. Austin ZIPs run 78701–78759; the attention line precedes the street address.

Residential, California

Daniel Okafor
3155 Bayfront Dr
San Diego, CA 92101

San Diego County, ZIPs 92101–92154. No secondary unit, which is the majority case in US addresses.

What the generator produces

Every generated record carries the fields a US address form or database expects.

Street address: A house number and street name using the USPS Publication 28 standard suffix abbreviations — ST, AVE, BLVD, DR — rather than spelled-out forms.
Secondary unit: An apartment, suite or floor designator where one applies, on its own line. Most US addresses have none, and the generator reflects that.
City, state and county: Drawn together from the postal registry, so the three always agree. A city is never paired with a state it does not sit in.
ZIP and ZIP+4: A five-digit code inside the range that city actually uses, plus a four-digit add-on. The prefix is real; the final digits are generated.
Phone number: An area code assigned to that region under the North American Numbering Plan, with an exchange that will not connect to a real subscriber.
Coordinates and timezone: Latitude and longitude within the city’s bounds, and the IANA timezone that applies there.

How the US address generator works

The generator starts from geography rather than from strings. It picks a state, then a city within that state from a registry that also holds the county, the ZIP range that city uses, its active area codes and its coordinates. Everything downstream is derived from that one choice, which is why the parts of a generated address never contradict each other.

The street address is then composed: a house number, a street name from a lexicon of names that occur across the country, and a standard suffix abbreviation. A secondary unit is attached to a minority of addresses, matching how often they actually occur. The ZIP is drawn from the city’s real range and the ZIP+4 add-on is generated.

Nothing is looked up against a live postal service and nothing is validated as deliverable. The result is an address that is structurally correct and regionally consistent — which is what a form, a parser or a database schema is testing — without being a place anyone lives.

The structure of a US address

USPS Publication 28 defines the delivery address as a sequence of lines, read from most specific to least.

Line	Holds	Required
Recipient	A person or organisation name	Yes
Attention	A department or individual within an organisation	No
Delivery address	House number, directional, street name and suffix	Yes
Secondary unit	Apartment, suite, floor or unit with its number	No
City, state, ZIP	City, two-letter state code and ZIP or ZIP+4, on one line	Yes

Two rules cause most of the trouble in software. Directionals are part of the address, not decoration: in a city laid out on quadrants, dropping the NW from an address does not make it vague, it makes it a different place. And the secondary unit belongs on its own line or appended to the delivery line — never merged into the street name, which is what happens when a form offers only one address field.

US addresses compared with other countries

A form built only for US addresses tends to break in predictable ways when it meets another country.

	United States	Elsewhere
Postal code	Five digits, optionally plus four, always numeric	The UK mixes letters and digits (SW1A 1AA); Canada alternates them (K1A 0B1)
Region	A two-letter state code, from a fixed set of 50 plus DC	Many countries have no region field at all, or one that is free text
Ordering	City, state and postal code share one line, in that order	The UK puts the post town and postcode on separate lines
Street position	House number precedes the street name	Much of continental Europe puts the number after the name

The practical consequence is that a ZIP field validated as exactly five digits will reject every non-US customer, and a state dropdown with no "not applicable" option will stop them from submitting at all. Generating US addresses is useful for testing the happy path; testing the unhappy one needs addresses from somewhere else.

What people use generated US addresses for

Checkout and payment forms: Exercising address line 1 and 2, ZIP validation and the address verification path without putting a real person’s address into a test environment.
Seeding staging databases: Filling a schema with records that look plausible in a screenshot and vary the way real data varies, so pagination, sorting and search behave realistically.
Address parsing and standardisation: Feeding a parser addresses with and without secondary units, with directionals, and with the suffix abbreviations USPS actually expects.
Shipping and tax logic: Rules keyed on state or ZIP prefix need a spread of both, and a generated set covers them without a list of real customers.
Demos and documentation: Screenshots and API examples that do not expose anyone’s address, and do not need redacting later.

Privacy: nothing you generate is stored

Addresses are generated per request and are not written to a database, logged, or associated with you. There is no account, and the generator does not need one.

That matters for the reason the tool exists. A test environment leaks — staging databases get dumped into tickets, copied into shared fixtures and restored onto laptops — and a real address in that data is personal data under GDPR and CCPA wherever it sits. Synthetic addresses are not, which is the whole point of using them.

Address generators by state

Every state has its own generator with that state's ZIP prefixes, counties and area codes.

Random Alabama address generator (AL — 350xx–369xx)
Random Alaska address generator (AK — 995xx–999xx)
Random Arizona address generator (AZ — 850xx–865xx)
Random Arkansas address generator (AR — 716xx–729xx)
Random California address generator (CA — 900xx–961xx)
Random Colorado address generator (CO — 800xx–816xx)
Random Connecticut address generator (CT — 060xx–069xx)
Random Delaware address generator (DE — 197xx–199xx)
Random Florida address generator (FL — 320xx–349xx)
Random Georgia address generator (GA — 300xx–319xx)
Random Hawaii address generator (HI — 967xx–968xx)
Random Idaho address generator (ID — 832xx–838xx)
Random Illinois address generator (IL — 600xx–629xx)
Random Indiana address generator (IN — 460xx–479xx)
Random Iowa address generator (IA — 500xx–528xx)
Random Kansas address generator (KS — 660xx–679xx)
Random Kentucky address generator (KY — 400xx–427xx)
Random Louisiana address generator (LA — 700xx–714xx)
Random Maine address generator (ME — 039xx–049xx)
Random Maryland address generator (MD — 206xx–219xx)
Random Massachusetts address generator (MA — 010xx–027xx)
Random Michigan address generator (MI — 480xx–499xx)
Random Minnesota address generator (MN — 550xx–567xx)
Random Mississippi address generator (MS — 386xx–397xx)
Random Missouri address generator (MO — 630xx–658xx)
Random Montana address generator (MT — 590xx–599xx)
Random Nebraska address generator (NE — 680xx–693xx)
Random Nevada address generator (NV — 889xx–898xx)
Random New Hampshire address generator (NH — 030xx–038xx)
Random New Jersey address generator (NJ — 070xx–089xx)
Random New Mexico address generator (NM — 870xx–884xx)
Random New York address generator (NY — 100xx–149xx)
Random North Carolina address generator (NC — 270xx–289xx)
Random North Dakota address generator (ND — 580xx–588xx)
Random Ohio address generator (OH — 430xx–459xx)
Random Oklahoma address generator (OK — 730xx–749xx)
Random Oregon address generator (OR — 970xx–979xx)
Random Pennsylvania address generator (PA — 150xx–196xx)
Random Rhode Island address generator (RI — 028xx–029xx)
Random South Carolina address generator (SC — 290xx–299xx)
Random South Dakota address generator (SD — 570xx–577xx)
Random Tennessee address generator (TN — 370xx–385xx)
Random Texas address generator (TX — 750xx–799xx)
Random Utah address generator (UT — 840xx–847xx)
Random Vermont address generator (VT — 050xx–059xx)
Random Virginia address generator (VA — 201xx–246xx)
Random Washington address generator (WA — 980xx–994xx)
Random West Virginia address generator (WV — 247xx–268xx)
Random Wisconsin address generator (WI — 530xx–549xx)
Random Wyoming address generator (WY — 820xx–831xx)
Random District of Columbia address generator (DC — 200xx–205xx)

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Guides

Every address, name and phone number on this site is fictional. They are for software testing and development only, and must not be used to imply a real address or for identity verification.