# NAICS 423520: Coal and Other Mineral and Ore Merchant Wholesalers

Breadcrumb: [NAICS codes](https://bidrover.com/naics) › [423520 Coal and Other Mineral and Ore Merchant Wholesalers](https://bidrover.com/naics/423520)

This industry comprises establishments primarily engaged in the merchant wholesale distribution of coal, coke, metal ores, and/or nonmetallic minerals (except precious and semiprecious stones and minerals used in construction, such as sand and gravel).

- NAICS code: 423520
- Title: Coal and Other Mineral and Ore Merchant Wholesalers
- Sector: 42 Wholesale Trade
- Subsector: 423 Merchant Wholesalers, Durable Goods
- Industry group: 4235 Metal and Mineral (except Petroleum) Merchant Wholesalers
- SBA size standard: 200 employees
- Open bids on BidRover: 0

## Open bids (0)

No open bids cite this code right now.

## Frequently asked questions

### What is NAICS code 423520?

NAICS 423520 is "Coal and Other Mineral and Ore Merchant Wholesalers" in the 2022 North American Industry Classification System, in sector 42 (Wholesale Trade). This industry comprises establishments primarily engaged in the merchant wholesale distribution of coal, coke, metal ores, and/or nonmetallic minerals (except precious and semiprecious stones and minerals used in construction, such as sand and gravel).

### What is the SBA size standard for NAICS 423520?

A business is small under NAICS 423520 at or below 200 employees, including affiliates (13 CFR 121.201). Confirm the standard named in each solicitation.

### How many government bids are open under NAICS 423520?

No open bid in BidRover cites NAICS 423520 right now. Many state and local notices do not list a NAICS code, so a keyword alert for this work catches more of them.

### How do I get alerts for NAICS 423520 bids?

Save an alert on this page. A free account gets new matching bids by weekly email; the Team plan ($19/mo) sends daily alerts with match scores, the buyer, source link and documents.

## Related NAICS codes

- [423320 Brick, Stone, and Related Construction Material Merchant Wholesalers](https://bidrover.com/naics/423320)
- [423840 Industrial Supplies Merchant Wholesalers](https://bidrover.com/naics/423840)
- [423940 Jewelry, Watch, Precious Stone, and Precious Metal Merchant Wholesalers](https://bidrover.com/naics/423940)
- [212321 Construction Sand and Gravel Mining](https://bidrover.com/naics/212321)
- [423510 Metal Service Centers and Other Metal Merchant Wholesalers](https://bidrover.com/naics/423510)

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Code titles and definitions: U.S. Census Bureau, North American Industry Classification System (NAICS), 2022 (https://www.census.gov/naics/). Size standards: U.S. Small Business Administration, Small Business Size Standards, 13 CFR 121.201, eCFR text current as of 2026-10-21 (https://www.ecfr.gov/current/title-13/section-121.201).

BidRover lists bids from official public sources. It is not an issuing authority; confirm the NAICS code and size standard named in each solicitation.