What ZIP codes does Florida use for mail and package delivery?

Florida (FL) operates within the 5-digit ZIP prefix range 320xx–349xx. Mail routed to state capital Tallahassee and key regional centers such as Miami, Orlando, Tampa adheres to these official USPS boundaries.

Which telephone area codes are valid for Florida?

Florida is served by 20 active North American Numbering Plan (NANPA) area codes: 239, 305, 321, 352, 386, 407, 448, 561, 645, 689, 727, 754, 772, 786, 813, 850, 863, 904, 941, 954. Synthetic telephone numbers for Florida use those area codes with a 555 exchange, which is reserved for fictitious use.

How many counties are in Florida?

Florida is divided into 67 counties, including major administrative regions such as Miami-Dade, Broward, Palm Beach, Hillsborough. Generated street addresses use those names.

What postal formatting conventions and addressing quirks are unique to Florida?

Extensive master-planned community and private sub-association addressing across South Florida with bilingual Spanish suffixes (Avenida, Calle) and Calle Ocho grid naming in Miami-Dade. High-density condominium multi-unit address structures with strict USPS secondary unit formatting (Unit, Apt, Penthouse). All addresses generated on this platform format secondary unit designators (Apt, Ste, Fl) and street suffixes according to USPS CASS standards.

Are the Florida addresses generated on this page real places?

No. All street numbers, recipient names, and telephone numbers generated for Florida are entirely synthetic and randomized for software testing, database seed scripts, and form validation. They use Florida ZIP codes from public USPS data and real city names, but they do not correspond to real individuals or private residences.

Random Florida Address Generator

These addresses are randomly generated for software testing. They are not real people’s details: the street number, unit and recipient name are invented, and no record is checked for deliverability.

Randomly generated Florida mailing addresses for software testing, form validation and staging data. Each record pairs a real Florida city with a ZIP prefix that serves it and the county that city sits in, then adds a street number, a secondary unit designator and a recipient name that are invented.

Official Florida Postal & Geographic Reference Specifications

Geographic & Postal Parameter	Official State Specification	Standardization Reference
Postal State Abbreviation	FL	USPS Publication 28 & ISO 3166-2:US
5-Digit ZIP Prefix Range	320xx–349xx	USPS prefix-to-state assignment
Administrative Jurisdictions	67 Total Counties	US Census Bureau regional boundaries
Active Area Codes (NANPA)	`239, 305, 321, 352, 386, 407, 448, 561, 645, 689, 727, 754, 772, 786, 813, 850, 863, 904, 941, 954` (20 total)	North American Numbering Plan Administrator
State Capital	Tallahassee	US Census Bureau
Primary Time Zone	Eastern Time (America/New_York, UTC-5 / UTC-4 DST)	IANA time zone database

Florida Postal Geography & Key Cities

ZIP codes and Sectional Center Facilities are derived from public USPS ZIP code data, area codes from the North American Numbering Plan, and county names from US Census Bureau records. Street numbers and recipient names are synthetic, and nothing is checked against an address-verification service.

Cities the generator draws from:

Miami
Orlando
Tampa
Jacksonville
Fort Lauderdale
St. Petersburg
Gainesville

Key Counties & Administrative Jurisdictions

County boundaries determine local sales tax jurisdictions in Florida:

Miami-Dade County
Broward County
Palm Beach County
Hillsborough County
Orange County
Duval County

Florida Area Codes (FL)

Generated phone numbers use the area codes listed in the reference table above, paired with a 555 exchange so no number can reach a real line. Generate Florida phone numbers.

Postal Delivery Standards & Format Nuances in Florida

Extensive master-planned community and private sub-association addressing across South Florida with bilingual Spanish suffixes (Avenida, Calle) and Calle Ocho grid naming in Miami-Dade.
High-density condominium multi-unit address structures with strict USPS secondary unit formatting (Unit, Apt, Penthouse).

Florida Address Examples in USPS Publication 28 Format

Residential Delivery Point:
100 Main St, Apt 4B Fisher Island, FL 33109-1204

Commercial / Multi-Unit Delivery Point:
Florida Logistics & Software Corp 500 Enterprise Way, Suite 300 Miami Beach, FL 33139-4810

Frequently Asked Questions about Florida Addresses

What ZIP codes does Florida use for mail and package delivery?: Florida (FL) operates within the 5-digit ZIP prefix range 320xx–349xx. Mail routed to state capital Tallahassee and key regional centers such as Miami, Orlando, Tampa adheres to these official USPS boundaries.
Which telephone area codes are valid for Florida?: Florida is served by 20 active North American Numbering Plan (NANPA) area codes: 239, 305, 321, 352, 386, 407, 448, 561, 645, 689, 727, 754, 772, 786, 813, 850, 863, 904, 941, 954. Synthetic telephone numbers for Florida use those area codes with a 555 exchange, which is reserved for fictitious use.
How many counties are in Florida?: Florida is divided into 67 counties, including major administrative regions such as Miami-Dade, Broward, Palm Beach, Hillsborough. Generated street addresses use those names.
What postal formatting conventions and addressing quirks are unique to Florida?: Extensive master-planned community and private sub-association addressing across South Florida with bilingual Spanish suffixes (Avenida, Calle) and Calle Ocho grid naming in Miami-Dade. High-density condominium multi-unit address structures with strict USPS secondary unit formatting (Unit, Apt, Penthouse). All addresses generated on this platform format secondary unit designators (Apt, Ste, Fl) and street suffixes according to USPS CASS standards.
Are the Florida addresses generated on this page real places?: No. All street numbers, recipient names, and telephone numbers generated for Florida are entirely synthetic and randomized for software testing, database seed scripts, and form validation. They use Florida ZIP codes from public USPS data and real city names, but they do not correspond to real individuals or private residences.

Nearby & Bordering States

Explore test address generators for states sharing a geographic border with FL:

Florida ZIP Prefixes

The first three digits of a ZIP code place an address within Florida. These are the prefixes assigned to the state:

320xx, 322xx, 323xx, 328xx, 330xx, 331xx, 333xx, 334xx, 336xx, 337xx, 341xx

Which processing facility sorts a given prefix is set by the current USPS labeling list L005 and changes as processing is consolidated, so it is not reproduced here. Look up a ZIP prefix to see its state and generate ZIP codes inside it.