{
  "@context": [
    "https://schema.org",
    {
      "ec": "https://entitycodes.org/vocab#"
    }
  ],
  "@type": "DefinedTerm",
  "@id": "https://entitycodes.org/naics/517121/",
  "identifier": "517121",
  "name": "Telecommunications Resellers",
  "description": "This U.S. industry comprises establishments engaged in purchasing access and network capacity from owners and operators of telecommunications networks and reselling wired and wireless telecommunications services to businesses and households (except satellite telecommunications and agents for wireless telecommunications services).  Establishments in this industry resell telecommunications; they do not operate transmission facilities and infrastructure.",
  "url": "https://entitycodes.org/naics/517121/",
  "inDefinedTermSet": {
    "@type": "DefinedTermSet",
    "name": "NAICS 2022",
    "url": "https://entitycodes.org/naics/"
  },
  "sameAs": [
    "https://www.census.gov/naics/?input=517121&year=2022"
  ],
  "additionalProperty": [
    {
      "@type": "PropertyValue",
      "name": "SBA size standard",
      "value": "1,500 employees",
      "unitText": "employees",
      "description": "13 CFR 121.201, as-of 2023-03-17"
    },
    {
      "@type": "PropertyValue",
      "name": "IRS PBA code",
      "value": "517000",
      "description": "IRS Principal Business Activity code (method: rolled-up)"
    }
  ],
  "ec:crosswalk": [
    {
      "system": "SIC 1987",
      "code": "4812",
      "title": "Radiotelephone Communications",
      "confidence": "chain",
      "via": "SIC1987:4812\u2192NAICS1997:51333\u21922002:517310\u21922007:517911\u21922012:517911\u21922017:517911\u21922022:517121",
      "url": "https://entitycodes.org/sic/4812/"
    },
    {
      "system": "SIC 1987",
      "code": "4813",
      "title": "Telephone Communications, Except Radiotelephone",
      "confidence": "chain",
      "via": "SIC1987:4813\u2192NAICS1997:51333\u21922002:517310\u21922007:517911\u21922012:517911\u21922017:517911\u21922022:517121",
      "url": "https://entitycodes.org/sic/4813/"
    }
  ],
  "ec:provenance": {
    "definition": {
      "source": "US Census 2022 NAICS Manual",
      "type": "US gov \u2014 public domain"
    },
    "crosswalk": {
      "source": "Census NAICS\u2194SIC concordance",
      "method": "transitive chain (NOT direct)"
    },
    "sba_size_standard": {
      "source": "SBA Table of Size Standards (13 CFR 121.201)",
      "as_of": "2023-03-17"
    }
  },
  "license": "https://www.usa.gov/government-works",
  "dateModified": "2026-07-21",
  "isPartOf": {
    "@type": "DefinedTerm",
    "identifier": "5171",
    "name": "Wired and Wireless Telecommunications (except Satellite)",
    "@id": "https://entitycodes.org/naics/5171/"
  }
}