SIC 4822 — Telegraph and Other Message Communications
Description & Classification
SIC code 4822 representing 'Telegraph and Other Message Communications' is an industry category in the Standard Industrial Classification (SIC) system under U.S. OSHA and Federal procurement registers.
Modern NAICS Crosswalk
Trace the modern equivalent classifications in the 2022 North American Industry Classification System (NAICS) database:
- NAICS 517111 - Wired Telecommunications Carriers (via SIC1987:4822→NAICS1997:51331→2002:517110→2007:517110→2012:517110→2017:517311→2022:517111)
Classification Details
| SIC Code | 4822 |
|---|---|
| Industry Title | Telegraph and Other Message Communications |
| Division | Division E: Transportation, Communications, Electric, Gas, and Sanitary Services |
| Major Group | Major Group 48: Communications |
| Source / Verified | US Census 1987 SIC Concordance / 2026-06-28 |
Related Resources & Compliance Guides
Further regulatory reference links for legacy SIC code 4822:
- SIC Codes Complete Compliance Guide — Detailed history and active legal applications of the SIC classification framework.
- Why Legacy SIC Codes Persist Guide — How credit systems and the SEC still rely on SIC metadata.
- SIC ↔ NAICS Crosswalk Tool — Trace industrial code conversions dynamically.
- SIC Major Group 48 Hub — View other legacy industries in this business division.
Related Industries in Major Group 48
Frequently Asked Questions (FAQ)
What industry does SIC code 4822 represent?
SIC 4822 is 'Telegraph and Other Message Communications', a 4-digit Standard Industrial Classification (SIC) code under Major Group 48: Communications (Division E: Transportation, Communications, Electric, Gas, and Sanitary Services); it maps to modern 2022 NAICS code(s): 517111 (Wired Telecommunications Carriers).
What is the modern 2022 NAICS mapping for SIC 4822?
SIC code 4822 maps to modern NAICS codes: 517111 - Wired Telecommunications Carriers.