485210 — Interurban and Rural Bus Transportation
Description
This industry comprises establishments primarily engaged in providing bus passenger transportation over regular routes and on regular schedules, principally outside a single metropolitan area and its adjacent nonurban areas.
Exclusions & Cross-References
- Providing scenic and sightseeing transportation using buses--are classified in Industry 487110, Scenic and
- Sightseeing Transportation, Land;
- Providing buses for charter--are classified in Industry 485510, Charter Bus Industry;
- Operating local and suburban bus transit systems (except mixed mode)--are classified in U.S. Industry
- 485113, Bus and Other Motor Vehicle Transit Systems; and
- Operating independent bus terminals--are classified in Industry 488490, Other Support Activities for Road
- Transportation.
Overview Facts
| NAICS Code | 485210 |
|---|---|
| Industry Title | Interurban and Rural Bus Transportation |
| SBA Size Standard | $32,000,000 |
| U.S. Establishments | 615 (Census CBP, 2023) |
| IRS PBA Code | 485210 (exact match) |
| Sectors Hierarchy | Sector 48-49 → 485 → 4852 |
| Source / Verified | US Census 2022 NAICS Manual, Census CBP / 2026-06-28 |
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 4131 - Intercity and Rural Bus Transportation (via SIC1987:4131→NAICS1997:48521→2002:485210→2007:485210→2012:485210→2017:485210→2022:485210)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC V212 — Motor Passenger Services
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 485210:
- Sector 48-49 Directory Hub — List of related industries in the Transportation and Warehousing sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.
Related Industries in 4852
Frequently Asked Questions (FAQ)
Is 485210 a valid 2022 NAICS code?
NAICS 485210 is 'Interurban and Rural Bus Transportation', a 2022 U.S. national industry under Sector 48-49 (Transportation and Warehousing); the SBA small-business size standard is $32,000,000.
What is the SBA size standard for NAICS 485210?
The SBA small business size standard for NAICS 485210 is $32,000,000 (based on receipts).
What is the legacy SIC code mapping for 485210?
NAICS code 485210 maps to the legacy 1987 SIC codes: 4131 - Intercity and Rural Bus Transportation.