Click on a state or use the following links to find a list of codes online in that state.

Since 1989, CPC has steadily grown to serve 19 states, providing codification to hundreds of municipalities and handling over 6,000 subscriptions across the country.
Municipal Codes
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| Alaska | Idaho | Kansas | Nevada | Pennsylvania | Washington |
| Arizona | Illinois | Massachusetts | New Mexico | Utah | Wyoming |
| California |
Alabama
Alaska
- Akutan
- Bethel
- Bristol Bay Borough
- Craig
- Denali Borough
- Dillingham
- Fairbanks North Star Borough
- Haines Borough
- Houston
- Kodiak Island Borough
- Matanuska-Susitna Borough (Folio infobase)
- Northwest Arctic Borough
- Palmer
- Sitka
- Valdez (Folio infobase)
- Wasilla
- Wrangell
Arizona
California
- Alpine County
- Amador County
- Angels
- Atherton
- Bell Gardens
- Benicia
- Biggs
- Calimesa (Folio infobase)
- Calistoga (Folio infobase)
- Carmel-by-the-Sea
- Carson
- Cerritos
- Chula Vista
- Cloverdale
- Clovis (Folio infobase)
- Colusa County
- Coronado
- Covina
- Cudahy
- Dinuba
- Dublin
- Elk Grove
- Escalon
- Etna
- Fairfield
- Folsom (Folio infobase)
- Fortuna
- Foster City
- Gardena
- Half Moon Bay
- Healdsburg
- Hercules
- Highland (Folio infobase)
- Holtville
- Hughson
- La Habra Heights
- Kerman
- Laguna Hills
- Lake Elsinore
- Larkspur
- Livermore
(Municipal Code and
Planning and Zoning Code) - Marysville
- Millbrae
- Newman (Folio infobase)
- Norco
- Pacific Grove
- Palmdale
- Patterson
- Palos Verdes Estates
- Petaluma
- Pittsburg
- Pleasant Hill
- Point Arena
- Poway
- Rancho Cordova
- San Carlos
- San Jacinto
- San Juan Bautista (Folio infobase)
- San Luis Obispo
- Santa Clara (with frames)
(frameless) - Santa Clarita
- Santa Cruz
- Sausalito-Marin City Sanitary District
- Solana Beach
- Sonoma
- South Gate
- South Lake Tahoe
- St. Helena
- Tulare County
- Turlock
- Twentynine Palms Water District
- Vacaville
- West County Wastewater District
- Western Municipal Water District
- Willows
Colorado
- Glendale
- Granby
- Grand Junction
- Gunnison
Idaho
Illinois
Indiana
Kansas
Massachusetts
Montana
- Scobey
- West Yellowstone
Nevada
New Mexico
- Cimarron
- Mesilla (Folio infobase)
Oregon
- Albany (self-hosted)
- Beaverton
- Brookings
- Brownsville
- Burns
- Central Point
- Coos Bay
- Cornelius
- Cottage Grove
- Creswell
- Crook County
- Dundee
- Fairview
- Garibaldi
- Hubbard (Folio infobase)
- Jefferson County
- Junction City
- Lincoln City
- Lyons
- Marion County
- Newberg
- North Bend (self-hosted)
- Philomath (self-hosted)
- Rainier (self-hosted)
- Rogue Valley Sewer Services (self-hosted)
- Silverton
- St. Helens
- Sutherlin (self-hosted)
- Veneta
- Yoncalla
Pennsylvania
Utah
- Centerfield City
- Eagle Mountain
- Gunnison City
- Leeds
- Manila
- Mayfield
- Midvale City
- Naples City
- Roosevelt City
- Springville
- Syracuse City
- West Point
Virginia
Washington
- Adams County
- Airway Heights
- Algona (Folio infobase)
- Asotin (MRSC)
- Auburn
- Bainbridge Island (MRSC)
- Battle Ground (MRSC)
- Beaux Arts Village
- Bellevue City Codes (self-hosted)
- Bellevue Land Use Code (self-hosted)
- Blaine (MRSC)
- Bonney Lake
- Bothell
- Bremerton
- Brewster (Folio infobase)
- Brier (self-hosted)
- Buckley (Folio infobase)
- Burien (Folio infobase)
- Burlington (MRSC)
- Carbonado
- Cashmere (self-hosted)
- Castle Rock
- Cathlamet
- Centralia
- Chehalis
- Chelan (Folio infobase)
- Chelan County
- Clallam County
- Clark County
- Clarkston
- Clyde Hill (MRSC)
- Colfax
- Colville
- Concrete
- Connell
- Coulee City
- Coulee Dam
- Covington
- Cowlitz County (self-hosted)
- Davenport
- Deer Park (Folio infobase)
- Des Moines
- Douglas County
- DuPont (MRSC)
- East Wenatchee (Folio infobase)
- Eatonville (MRSC)
- Edgewood
- Edmonds (MRSC)
- Electric City
- Ellensburg
- Elma
- Elmer City
- Entiat
- Enumclaw
- Everett (MRSC)
- Everson
- Federal Way (MRSC)
- Ferndale
- Fife (MRSC)
- Fircrest (Folio infobase)
- Forks
- Friday Harbor (self-hosted)
- Gig Harbor
- Grand Coulee
- Grandview (Folio infobase)
- Granite Falls
- Harrington
- Hoquiam (self-hosted)
- Hunts Point (MRSC)
- Index
- Issaquah
- Jefferson County (Folio infobase)
- Kelso
- Kenmore (Folio infobase)
- Kent
- Kirkland (self-hosted)
- Kirkland Zoning Code (self-hosted)
- Kirkland Comprehensive Plan (self-hosted)
- Kitsap County
- Kittitas
- La Center (Folio infobase)
- La Conner
- Lacey (self-hosted)
- Lake Forest Park (MRSC)
- Lake Stevens
- Land Surveyors Association
- Leavenworth
- Lewis County
- Longview
- Lynnwood (MRSC)
- Maple Valley (MRSC)
- Marysville
- Medina (MRSC)
- Mercer Island
- Mill Creek
- Milton (MRSC)
- Monroe (Folio infobase)
- Montesano
- Mount Vernon (MRSC)
- Mountlake Terrace
- Moxee
- Mukilteo (Folio infobase)
- Newcastle (MRSC)
- Newport (MRSC)
- Normandy Park (MRSC)
- North Bend
- Oak Harbor (Folio infobase)
- Ocean Shores
- Odessa
- Okanogan
- Okanogan County (Folio infobase)
- Omak
- Othello (Folio infobase)
- Pacific
- Pacific County
- Pacific County P.U.D.
- Palouse (Folio infobase)
- Pateros
- Port Townsend
- Port Townsend Comprehensive Plan
- Ports Association of Washington
- Poulsbo (Folio infobase)
- Prosser
- Puyallup
- Rainier
- Raymond
- Redmond
- Renton
- Ritzville
- Rock Island
- Rosalia
- Roslyn
- Ruston
- Sammamish (Folio infobase)
- San Juan County (MRSC)
- SeaTac
- Sequim
- Shelton
- Shoreline (MRSC)
- Skagit County (self-hosted)
- Skykomish (Folio infobase)
- Snoqualmie (MRSC)
- Soap Lake
- South Bend
- South Cle Elum
- Spokane Valley
- Stanwood
- Sultan (MRSC)
- Sumas
- Sumner
- Sunnyside
- Tenino
- Tonasket (Folio infobase)
- Toppenish (Folio infobase)
- Twisp
- University Place (MRSC)
- Walla Walla
- Wapato
- Washougal (MRSC)
- Waterville
- Wenatchee
- Westport
- Whatcom County (MRSC)
- Wilbur
- Winthrop (Folio infobase)
- Woodinville (MRSC)
- Woodway
- Yakima
- Yakima County
- Yarrow Point (MRSC)
- Yelm (Folio infobase)
- Zillah