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 (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
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
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)
Frequently Asked Questions (FAQ)
Is NAICS code 485210 valid in 2022? ▾
Yes, 485210 is a valid 6-digit 2022 NAICS national industry code representing 'Interurban and Rural Bus Transportation' under Sector 48-49 in the official classification index.
What is the SBA size standard for NAICS code 485210? ▾
The Small Business Administration (SBA) has established a small business size standard of $32,000,000 for NAICS code 485210 (Interurban and Rural Bus Transportation), calculated based on receipts.
What is the legacy SIC equivalent for NAICS 485210? ▾
According to official Census Bureau concordance tables, NAICS code 485210 (Interurban and Rural Bus Transportation) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 4131 - Intercity and Rural Bus Transportation.
Related Pages & Tools
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.
- NAICS 485210 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Interurban and Rural Bus Transportation).
- 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.