Hair Goods Stores
5699--Wig, Toupee, and Wiglet Stores
5912--Drug and Proprietary Stores
5999--Miscellaneous Retail Stores--NEC

Handball Courts
7997--Racquetball or Handball Clubs
7999--Racquetball or Handball Courts

Hangars
4581--Airports, Flying Fields and Services

Hardware Stores
5251--Hardware Stores--Retail

Hardware Wholesale
5013--Hardware, Automotive 5072--Hardware

Harness Shops
5941--Saddlery Stores

Hat Cleaners
7251--Hat Cleaning and Blocking Shops

Health Clubs With Lodging
7011--Resort

Health Food--Dry
2043--Cereal and Breakfast Foods
2051--Bakeries--Bread, Cake, and Related Products
2052--Bakeries--Cookies and Crackers
2053--Bakeries--Frozen Bakery Products, Except Bread
2098--Macaroni and Spaghetti
2099--Food Preparations--NEC
5461--Bakeries--Retail

Health Maintenance Organizations
6324--Hospital and Medical Service Plans

Heat Treating
3398--Metal Heat Treating

Heating Contractors
1711--Plumbing, Heating, Air Conditioning Contractor

Heating Plant Services
1711--Plumbing, Heating, Air Conditioning Contractor

Helicopter Owners
4512--Air Transportation, Scheduled
4513--Air Courier Service
4522--Helicopter Carriers or Air Transportation, Nonscheduled
4581--Airports, Flying Fields and Services

Hide Processors
3111--Hides: Tanning, Currying, and Finishing

Home Furnishings
5932--Home Furnishings--Secondhand or Antique (Otherwise, classify by type of merchandise.)

Home Health Care Agencies
8082--Home Health Care Agencies

Hosiery Manufacturing
3552--Hosiery Manufacturing

Hosiery Shops
5632--Hosiery Stores

Hospitals
8062--Hospitals--Except Psychiatric
8063--Psychiatric Hospitals

Hostels
7011--Hotels and Motels

Hotels
7011--Hotels and Motels

House Cleaners
7349--Maid Service on a Contract or Fee Basis

House Movers
1799--House Moving Contractors

Household Goods Movers Interstate
4212--Furniture Moving, Local--without Storage
4213--Trucking, except Local
4214--Furniture Moving, Local--with Storage

Household Goods Movers Intrastate
4212--Furniture Moving, Local--without Storage
4213--Trucking, except Local
4214--Furniture Moving, Local--with Storage

Household Goods Storage
4225--General Warehousing and Storage