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

Kansas (KS) operates within the 5-digit ZIP prefix range 660xx–679xx. Mail routed to state capital Topeka and key regional centers such as Wichita, Overland Park, Kansas City adheres to these official USPS boundaries.

Which telephone area codes are valid for Kansas?

Kansas is served by 4 active North American Numbering Plan (NANPA) area codes: 316, 620, 785, 913. Synthetic telephone numbers for Kansas use those area codes with a 555 exchange, which is reserved for fictitious use.

How many counties are in Kansas?

Kansas is divided into 105 counties, including major administrative regions such as Johnson, Sedgwick, Shawnee, Wyandotte. Generated street addresses use those names.

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

Strict Section-Township-Range rural road numbering systems (e.g., '140th Rd', 'K-18 Hwy') intersecting orthogonal coordinate grids across 105 counties. Dual-state Kansas City postal addresses (Kansas City, KS in Wyandotte County vs Kansas City, MO in Jackson County). All addresses generated on this platform format secondary unit designators (Apt, Ste, Fl) and street suffixes according to USPS CASS standards.

Are the Kansas addresses generated on this page real places?

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

Random Kansas 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 Kansas mailing addresses for software testing, form validation and staging data. Each record pairs a real Kansas 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 Kansas Postal & Geographic Reference Specifications

Geographic & Postal Parameter	Official State Specification	Standardization Reference
Postal State Abbreviation	KS	USPS Publication 28 & ISO 3166-2:US
5-Digit ZIP Prefix Range	660xx–679xx	USPS prefix-to-state assignment
Administrative Jurisdictions	105 Total Counties	US Census Bureau regional boundaries
Active Area Codes (NANPA)	`316, 620, 785, 913` (4 total)	North American Numbering Plan Administrator
State Capital	Topeka	US Census Bureau
Primary Time Zone	Central Time (America/Chicago, UTC-6 / UTC-5 DST)	IANA time zone database

Kansas 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:

Wichita
Overland Park
Kansas City
Olathe
Topeka

Key Counties & Administrative Jurisdictions

County boundaries determine local sales tax jurisdictions in Kansas:

Johnson County
Sedgwick County
Shawnee County
Wyandotte County

Kansas Area Codes (KS)

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 Kansas phone numbers.

Postal Delivery Standards & Format Nuances in Kansas

Strict Section-Township-Range rural road numbering systems (e.g., '140th Rd', 'K-18 Hwy') intersecting orthogonal coordinate grids across 105 counties.
Dual-state Kansas City postal addresses (Kansas City, KS in Wyandotte County vs Kansas City, MO in Jackson County).

Kansas Address Examples in USPS Publication 28 Format

Residential Delivery Point:
100 Main St, Apt 4B Wichita, KS 67202-1204

Commercial / Multi-Unit Delivery Point:
Kansas Logistics & Software Corp 500 Enterprise Way, Suite 300 Overland Park, KS 66204-4810

Frequently Asked Questions about Kansas Addresses

What ZIP codes does Kansas use for mail and package delivery?: Kansas (KS) operates within the 5-digit ZIP prefix range 660xx–679xx. Mail routed to state capital Topeka and key regional centers such as Wichita, Overland Park, Kansas City adheres to these official USPS boundaries.
Which telephone area codes are valid for Kansas?: Kansas is served by 4 active North American Numbering Plan (NANPA) area codes: 316, 620, 785, 913. Synthetic telephone numbers for Kansas use those area codes with a 555 exchange, which is reserved for fictitious use.
How many counties are in Kansas?: Kansas is divided into 105 counties, including major administrative regions such as Johnson, Sedgwick, Shawnee, Wyandotte. Generated street addresses use those names.
What postal formatting conventions and addressing quirks are unique to Kansas?: Strict Section-Township-Range rural road numbering systems (e.g., '140th Rd', 'K-18 Hwy') intersecting orthogonal coordinate grids across 105 counties. Dual-state Kansas City postal addresses (Kansas City, KS in Wyandotte County vs Kansas City, MO in Jackson County). All addresses generated on this platform format secondary unit designators (Apt, Ste, Fl) and street suffixes according to USPS CASS standards.
Are the Kansas addresses generated on this page real places?: No. All street numbers, recipient names, and telephone numbers generated for Kansas are entirely synthetic and randomized for software testing, database seed scripts, and form validation. They use Kansas 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 KS:

Kansas ZIP Prefixes

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

661xx, 662xx, 672xx

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.