# NAICS code 48-49: Transportation and Warehousing NAICS 48-49 is Transportation and Warehousing, a sector in the NAICS 2022 classification. The Transportation and Warehousing sector includes industries providing transportation of passengers and cargo, warehousing and storage for goods, scenic and sightseeing transportation, and support activities related to modes of transportation. 11 codes sit directly under it, covering 57 six-digit national industries.Source: NAICS 2022 (Census), 13 CFR 121.201 (eCFR, as of 2026-11-01).Official source: [U.S. Census Bureau NAICS](https://www.census.gov/naics/) | Code | 48-49 | | --- | --- | | Title | Transportation and Warehousing | | Level | Sector (2-digit) | | Codes under it | 11 | | Six-digit industries under it | 57 | ## Definition The Transportation and Warehousing sector includes industries providing transportation of passengers and cargo, warehousing and storage for goods, scenic and sightseeing transportation, and support activities related to modes of transportation. Establishments in these industries use transportation equipment or transportation-related facilities as a productive asset. The type of equipment depends on the mode of transportation. The modes of transportation are air, rail, water, road, and pipeline. ## Examples classified under 48-49 - Air commuter carriers, scheduled - Air passenger carriers, scheduled - Air cargo carriers (except air couriers), scheduled - Airmail carriers, scheduled - Air passenger carriers, nonscheduled - Air taxi services - Air cargo carriers (except air couriers), nonscheduled - Charter air freight servicesFrom the Census NAICS 2022 index file. ## Codes under 48-49 | Code | Title | Size standard | | --- | --- | --- | | [481](https://samgovapi.io/naics/481) | [Air Transportation](https://samgovapi.io/naics/481) | - | | 482 | Rail Transportation | - | | [483](https://samgovapi.io/naics/483) | [Water Transportation](https://samgovapi.io/naics/483) | - | | [484](https://samgovapi.io/naics/484) | [Truck Transportation](https://samgovapi.io/naics/484) | - | | [485](https://samgovapi.io/naics/485) | [Transit and Ground Passenger Transportation](https://samgovapi.io/naics/485) | - | | 486 | Pipeline Transportation | - | | 487 | Scenic and Sightseeing Transportation | - | | [488](https://samgovapi.io/naics/488) | [Support Activities for Transportation](https://samgovapi.io/naics/488) | - | | [491](https://samgovapi.io/naics/491) | [Postal Service](https://samgovapi.io/naics/491) | - | | [492](https://samgovapi.io/naics/492) | [Couriers and Messengers](https://samgovapi.io/naics/492) | - | | [493](https://samgovapi.io/naics/493) | [Warehousing and Storage](https://samgovapi.io/naics/493) | - | ## Get this as JSON ``` curl "https://samgovapi.io/api/v1/naics/48-49" \ -H "Authorization: Bearer sg_YOUR_KEY" ``` MCP tool: `naics_lookup`Returns the code, size standard and federal activity. Opportunities in this code: /opportunities?q=&active=true&naics=48-49. [Get a free API key](https://samgovapi.io/sign-up) or read the [docs](https://samgovapi.io/docs). ## Questions What is NAICS code 48-49?NAICS 48-49 is Transportation and Warehousing, a sector in the NAICS 2022 classification. The Transportation and Warehousing sector includes industries providing transportation of passengers and cargo, warehousing and storage for goods, scenic and sightseeing transportation, and support activities related to modes of transportation.What codes are under NAICS 48-49?11 codes sit directly under 48-49: 481 Air Transportation; 482 Rail Transportation; 483 Water Transportation; 484 Truck Transportation; 485 Transit and Ground Passenger Transportation; 486 Pipeline Transportation; and more. ## Related - [NAICS code lookup](https://samgovapi.io/naics-code-lookup) - [Size standard checker](https://samgovapi.io/size-standard-checker) - [Opportunity search](https://samgovapi.io/opportunity-search)Independent. Not affiliated with, endorsed by or sponsored by GSA, SAM.gov or any U.S. government agency. Registering in SAM.gov is free at sam.gov.

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