# NAICS 513140: Directory and Mailing List Publishers

The SBA size standard for NAICS 513140 is 1,000 employees (13 CFR 121.201).

| Field | Value |
| --- | --- |
| Code | 513140 |
| Title | Directory and Mailing List Publishers |
| Level | 6 |
| Parent | 51314 |
| Size standard | 1,000 employees |
| Footnote | - |

## Description

This industry comprises establishments primarily engaged in publishing directories, mailing lists, and collections or compilations of fact. The products are typically protected in their selection, arrangement and/or presentation. Examples are lists of mailing addresses, telephone directories, directories of businesses, collections or compilations of proprietary drugs or legal case results, compilations of public records, etc. These establishments may publish directories and mailing lists in print or electronic form, including exclusively on the Internet.

## Sources

- Census NAICS: https://www.census.gov/naics/
- SBA size standards: https://www.sba.gov/document/support-table-size-standards

## API and MCP

- REST: GET https://samgovapi.io/api/v1/naics/513140/size-standard?revenue_usd=...
- MCP tools: naics_lookup, size_standard_check

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