Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers

Metal Service Centers and Other Metal Merchant Wholesalers

Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers

Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers

Warm Air Heating and Air?Conditioning Equipment and Supplies Merchant Wholesalers

Refrigeration Equipment and Supplies Merchant Wholesalers

Construction and Mining (except Oil Well) Machinery and Equipment Merchant Wholesalers

Code	Description	Primary
423310.0	Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers
423510.0	Metal Service Centers and Other Metal Merchant Wholesalers
423610.0	Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers

FRONTIER SUPPLY, INC

NAICS Codes