{"id":2487,"date":"2022-11-09T07:16:16","date_gmt":"2022-11-09T07:16:16","guid":{"rendered":"https:\/\/serviceobjects.wpaladdin.com\/?post_type=serviceobjects&#038;p=2487"},"modified":"2025-08-22T01:23:19","modified_gmt":"2025-08-22T08:23:19","slug":"aius-classfp-and-citytype-code","status":"publish","type":"page","link":"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/aius-classfp-and-citytype-code\/","title":{"rendered":"AIUS &#8211; ClassFP and CityType Code"},"content":{"rendered":"<nav aria-label=\"ClassFP and CityType Codes Navigation\">\n<ul class=\"is-style-bullets-list\">\n<li><a href=\"#CurrentListofClassFPCodes\">Current List of ClassFP Codes<\/a><\/li>\n<li><a href=\"#CityTypeCodeDefinitions\">CityType Code Definitions<\/a><\/li>\n<\/ul>\n<\/nav>\n<section aria-labelledby=\"CurrentListofClassFPCodes\">\n<h2 id=\"CurrentListofClassFPCodes\">Current List of ClassFP Codes\u00a0<\/h2>\n<figure class=\"wp-block-table is-style-table-section\">\n<table>\n<thead>\n<tr>\n<th class=\"has-text-align-center\" data-align=\"center\">ClassFP Code<\/th>\n<th>Class Code Description<\/th>\n<th>Associated Geographic Entity<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">C1<\/td>\n<td>An active incorporated place that does not serve as a county subdivision equivalent<\/td>\n<td>Economic Census Place, Incorporated Place<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">C2<\/td>\n<td>An active incorporated place that is legally coextensive with a county subdivision but treated as independent of any county subdivision<\/td>\n<td>County Subdivision, Economic Census Place, Incorporated Place<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">C3<\/td>\n<td>Consolidated City<\/td>\n<td>Consolidated City<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">C4<\/td>\n<td>Alternate official common name for an incorporated place<\/td>\n<td>Locality Point<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">C5<\/td>\n<td>An active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent<\/td>\n<td>County Subdivision, Economic Census Place, Incorporated Place<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">C6<\/td>\n<td>An active incorporated place that partially is independent of any county subdivision and serves as a county subdivision equivalent or partially coextensive with a county subdivision but treated as independent of any county subdivision<\/td>\n<td>Incorporated Place<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">C7<\/td>\n<td>An incorporated place that is independent of any county<\/td>\n<td>County or Equivalent Feature, County Subdivision, Economic Census Place, Incorporated Place<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">C8<\/td>\n<td>The balance of a consolidated city excluding the separately incorporated place(s) within that consolidated government<\/td>\n<td>Economic Census Place, Incorporated Place<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">C9<\/td>\n<td>An inactive or nonfunctioning incorporated place<\/td>\n<td>Economic Census Place, Incorporated Place<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">M1<\/td>\n<td>A military or other defense installation that is not entirely within a census designated place<\/td>\n<td>Locality Point, Military Installation<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">M2<\/td>\n<td>A military or other defense installation entirely within a place<\/td>\n<td>Census Designated Place, Economic Census Place, Military Installation<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">U1<\/td>\n<td>A census designated place with an official federally recognized name<\/td>\n<td>Census Designated Place, Economic Census Place<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">U2<\/td>\n<td>A census designated place without an official federally recognized name<\/td>\n<td>Census Designated Place, Economic Census Place<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<\/section>\n<section aria-labelledby=\"CityTypeCodeDefinitions\">\n<h2 id=\"CityTypeCodeDefinitions\">CityType Code Definitions<\/h2>\n<figure class=\"wp-block-table is-style-table-section\">\n<table>\n<thead>\n<tr>\n<th scope=\"col\">Code<\/th>\n<th scope=\"col\">Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>N<\/td>\n<td>Non Postal Community Name: Former Postal Facility\u00a0<\/td>\n<\/tr>\n<tr>\n<td>P<\/td>\n<td>Post Office: Official post office branch.<\/td>\n<\/tr>\n<tr>\n<td>U<\/td>\n<td>Urbanization: Specific to Puerto Rico.<\/td>\n<\/tr>\n<tr>\n<td>B<\/td>\n<td>Branch: A postal facility that is not the main post office and is outside the corporate limits of a city.<\/td>\n<\/tr>\n<tr>\n<td>C<\/td>\n<td>Community Post Office: a contract postal unit providing mail services to small communities.<\/td>\n<\/tr>\n<tr>\n<td>S<\/td>\n<td>Station: A post office that is not the main office for a city but is in corporate city limits.<\/td>\n<\/tr>\n<tr>\n<td>Z<\/td>\n<td>PO Box: Linked to a set of PO Boxes.<\/td>\n<\/tr>\n<tr>\n<td>X<\/td>\n<td>Military: Linked to an APO\/FPO Military base.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Current List of ClassFP Codes CityType Code Definitions Current List of ClassFP Codes\u00a0 ClassFP Code Class Code Description Associated Geographic Entity C1 An active incorporated place that does not serve as a county subdivision equivalent Economic Census Place, Incorporated Place C2 An active incorporated place that is legally coextensive with a county subdivision but treated [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2714,"menu_order":3,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2487","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>AIUS - ClassFP and CityType Code<\/title>\n<meta name=\"description\" content=\"Current List of ClassFP Codes CityType Code Definitions Current List of ClassFP Codes\u00a0 ClassFP Code Class Code Description Associated Geographic Entity C1\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/aius-classfp-and-citytype-code\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"AIUS - ClassFP and CityType Code\" \/>\n<meta property=\"og:description\" content=\"Current List of ClassFP Codes CityType Code Definitions Current List of ClassFP Codes\u00a0 ClassFP Code Class Code Description Associated Geographic Entity C1\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/aius-classfp-and-citytype-code\/\" \/>\n<meta property=\"og:site_name\" content=\"Service Objects | Contact, Phone, Email Verification | Data Quality Services\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-22T08:23:19+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/aius-classfp-and-citytype-code\/\",\"url\":\"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/aius-classfp-and-citytype-code\/\",\"name\":\"AIUS - ClassFP and CityType Code\",\"isPartOf\":{\"@id\":\"https:\/\/www.serviceobjects.com\/docs\/#website\"},\"datePublished\":\"2022-11-09T07:16:16+00:00\",\"dateModified\":\"2025-08-22T08:23:19+00:00\",\"description\":\"Current List of ClassFP Codes CityType Code Definitions Current List of ClassFP Codes\u00a0 ClassFP Code Class Code Description Associated Geographic Entity C1\",\"breadcrumb\":{\"@id\":\"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/aius-classfp-and-citytype-code\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/aius-classfp-and-citytype-code\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/aius-classfp-and-citytype-code\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.serviceobjects.com\/docs\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"DOTS Address Insight &#8211; US\",\"item\":\"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"AIUS &#8211; ClassFP and CityType Code\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.serviceobjects.com\/docs\/#website\",\"url\":\"https:\/\/www.serviceobjects.com\/docs\/\",\"name\":\"Service Objects | Contact, Phone, Email Verification | Data Quality Services\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.serviceobjects.com\/docs\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.serviceobjects.com\/docs\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.serviceobjects.com\/docs\/#organization\",\"name\":\"Service Objects | Contact, Phone, Email Verification | Data Quality Services\",\"url\":\"https:\/\/www.serviceobjects.com\/docs\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.serviceobjects.com\/docs\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.serviceobjects.com\/docs\/wp-content\/uploads\/2022\/08\/SO-logo-2560px-transparent.png\",\"contentUrl\":\"https:\/\/www.serviceobjects.com\/docs\/wp-content\/uploads\/2022\/08\/SO-logo-2560px-transparent.png\",\"width\":2560,\"height\":1440,\"caption\":\"Service Objects | Contact, Phone, Email Verification | Data Quality Services\"},\"image\":{\"@id\":\"https:\/\/www.serviceobjects.com\/docs\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"AIUS - ClassFP and CityType Code","description":"Current List of ClassFP Codes CityType Code Definitions Current List of ClassFP Codes\u00a0 ClassFP Code Class Code Description Associated Geographic Entity C1","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/aius-classfp-and-citytype-code\/","og_locale":"en_US","og_type":"article","og_title":"AIUS - ClassFP and CityType Code","og_description":"Current List of ClassFP Codes CityType Code Definitions Current List of ClassFP Codes\u00a0 ClassFP Code Class Code Description Associated Geographic Entity C1","og_url":"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/aius-classfp-and-citytype-code\/","og_site_name":"Service Objects | Contact, Phone, Email Verification | Data Quality Services","article_modified_time":"2025-08-22T08:23:19+00:00","twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/aius-classfp-and-citytype-code\/","url":"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/aius-classfp-and-citytype-code\/","name":"AIUS - ClassFP and CityType Code","isPartOf":{"@id":"https:\/\/www.serviceobjects.com\/docs\/#website"},"datePublished":"2022-11-09T07:16:16+00:00","dateModified":"2025-08-22T08:23:19+00:00","description":"Current List of ClassFP Codes CityType Code Definitions Current List of ClassFP Codes\u00a0 ClassFP Code Class Code Description Associated Geographic Entity C1","breadcrumb":{"@id":"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/aius-classfp-and-citytype-code\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/aius-classfp-and-citytype-code\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/aius-classfp-and-citytype-code\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.serviceobjects.com\/docs\/"},{"@type":"ListItem","position":2,"name":"DOTS Address Insight &#8211; US","item":"https:\/\/www.serviceobjects.com\/docs\/dots-address-insight-us\/"},{"@type":"ListItem","position":3,"name":"AIUS &#8211; ClassFP and CityType Code"}]},{"@type":"WebSite","@id":"https:\/\/www.serviceobjects.com\/docs\/#website","url":"https:\/\/www.serviceobjects.com\/docs\/","name":"Service Objects | Contact, Phone, Email Verification | Data Quality Services","description":"","publisher":{"@id":"https:\/\/www.serviceobjects.com\/docs\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.serviceobjects.com\/docs\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.serviceobjects.com\/docs\/#organization","name":"Service Objects | Contact, Phone, Email Verification | Data Quality Services","url":"https:\/\/www.serviceobjects.com\/docs\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.serviceobjects.com\/docs\/#\/schema\/logo\/image\/","url":"https:\/\/www.serviceobjects.com\/docs\/wp-content\/uploads\/2022\/08\/SO-logo-2560px-transparent.png","contentUrl":"https:\/\/www.serviceobjects.com\/docs\/wp-content\/uploads\/2022\/08\/SO-logo-2560px-transparent.png","width":2560,"height":1440,"caption":"Service Objects | Contact, Phone, Email Verification | Data Quality Services"},"image":{"@id":"https:\/\/www.serviceobjects.com\/docs\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/www.serviceobjects.com\/docs\/wp-json\/wp\/v2\/pages\/2487","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.serviceobjects.com\/docs\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.serviceobjects.com\/docs\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.serviceobjects.com\/docs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.serviceobjects.com\/docs\/wp-json\/wp\/v2\/comments?post=2487"}],"version-history":[{"count":10,"href":"https:\/\/www.serviceobjects.com\/docs\/wp-json\/wp\/v2\/pages\/2487\/revisions"}],"predecessor-version":[{"id":12005,"href":"https:\/\/www.serviceobjects.com\/docs\/wp-json\/wp\/v2\/pages\/2487\/revisions\/12005"}],"up":[{"embeddable":true,"href":"https:\/\/www.serviceobjects.com\/docs\/wp-json\/wp\/v2\/pages\/2714"}],"wp:attachment":[{"href":"https:\/\/www.serviceobjects.com\/docs\/wp-json\/wp\/v2\/media?parent=2487"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}