# NAICS 423390: Other Construction Material Merchant Wholesalers

Breadcrumb: [NAICS codes](https://bidrover.com/naics) › [423390 Other Construction Material Merchant Wholesalers](https://bidrover.com/naics/423390)

This industry comprises (1) establishments primarily engaged in the merchant wholesale distribution of manufactured homes (i.e., mobile homes) and/or prefabricated buildings and (2) establishments primarily engaged in the merchant wholesale distribution of construction materials (except lumber, plywood, millwork, wood panels, brick, stone, roofing, siding, electrical and wiring supplies, and insulation materials).

- NAICS code: 423390
- Title: Other Construction Material Merchant Wholesalers
- Sector: 42 Wholesale Trade
- Subsector: 423 Merchant Wholesalers, Durable Goods
- Industry group: 4233 Lumber and Other Construction Materials Merchant Wholesalers
- SBA size standard: 100 employees
- Open bids on BidRover: 0

## Open bids (0)

No open bids cite this code right now.

## Frequently asked questions

### What is NAICS code 423390?

NAICS 423390 is "Other Construction Material Merchant Wholesalers" in the 2022 North American Industry Classification System, in sector 42 (Wholesale Trade). This industry comprises (1) establishments primarily engaged in the merchant wholesale distribution of manufactured homes (i.e., mobile homes) and/or prefabricated buildings and (2) establishments primarily engaged in the merchant wholesale distribution of construction materials (except lumber, plywood, millwork, wood panels, brick, stone, roofing, siding, electrical and wiring supplies, and insulation materials).

### What is the SBA size standard for NAICS 423390?

A business is small under NAICS 423390 at or below 100 employees, including affiliates (13 CFR 121.201). Confirm the standard named in each solicitation.

### How many government bids are open under NAICS 423390?

No open bid in BidRover cites NAICS 423390 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 423390 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

- [423510 Metal Service Centers and Other Metal Merchant Wholesalers](https://bidrover.com/naics/423510)
- [423310 Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers](https://bidrover.com/naics/423310)
- [423320 Brick, Stone, and Related Construction Material Merchant Wholesalers](https://bidrover.com/naics/423320)
- [423330 Roofing, Siding, and Insulation Material Merchant Wholesalers](https://bidrover.com/naics/423330)
- [423610 Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers](https://bidrover.com/naics/423610)
- [327320 Ready-Mix Concrete Manufacturing](https://bidrover.com/naics/327320)

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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.