For your convenience, the following is an abbreviated list of commonly used NAICS Codes (for use with NCOA
| Code NAICS | Title/Description |
| 541810 | Advertising Agencies |
| 713110 | Amusement and Theme Parks |
| 336111 | Automobile Manufacturing |
| 441310 | Automotive Parts and Accessories Stores |
| 812111 | Barber Shops |
| 812112 | Beauty Salons |
| 336612 | Boat Building |
| 441222 | Boat Dealers |
| 511130 | Book Publishers |
| 451211 | Book Stores |
| 323117 | Books Printing |
| 713950 | Bowling Centers |
| 813910 | Business Associations |
| 425110 | Business to Business Electronic Markets |
| 721120 | Casino Hotels |
| 713210 | Casinos (except Casino Hotels) |
| 517212 | Cellular and Other Wireless Telecommunications |
| 813410 | Civic and Social Organizations |
| 561440 | Collection Agencies |
| 611310 | Colleges, Universities, and Professional Schools |
| 522110 | Commercial Banking |
| 323110 | Commercial Lithographic Printing |
| 443120 | Computer and Software Stores |
| 541513 | Computer Facilities Management Services |
| 541512 | Computer Systems Design Services |
| 522291 | Consumer Lending |
| 445120 | Convenience Stores |
| 561920 | Convention and Trade Show Organizers |
| 561591 | Convention and Visitors Bureaus |
| 611511 | Cosmetology and Barber Schools |
| 561450 | Credit Bureaus |
| 522130 | Credit Unions |
| 541511 | Custom Computer Programming Services |
| 518210 | Data Processing, Hosting, and Related Services |
| 452111 | Department Stores (except Discount Department Stores) |
| 323115 | Digital Printing |
| 524114 | Direct Health and Medical Insurance Carriers |
| 524113 | Direct Life Insurance Carriers |
| 541860 | Direct Mail Advertising |
| 524126 | Direct Property and Casualty Insurance Carriers |
| 524127 | Direct Title Insurance Carriers |
| 511140 | Directory and Mailing List Publishers |
| 452112 | Discount Department Stores |
| 561410 | Document Preparation Services |
| 722410 | Drinking Places (Alcoholic Beverages) |
| 221122 | Electric Power Distribution |
| 238210 | Electrical Contractors |
| 454111 | Electronic Shopping |
| 611110 | Elementary and Secondary Schools |
| 541330 | Engineering Services |
| 813312 | Environment, Conservation and Wildlife Organizations |
| 713940 | Fitness and Recreational Sports Centers |
| 722110 | Full-Service Restaurants |
| 442110 | Furniture Stores |
| 811111 | General Automotive Repair |
| 622110 | General Medical and Surgical Hospitals |
| 713910 | Golf Courses and Country Clubs |
| 541430 | Graphic Design Services |
| 444130 | Hardware Stores |
| 712120 | Historical Sites |
| 451120 | Hobby, Toy, and Game Stores |
| 444110 | Home Centers |
| 721110 | Hotels (except Casino Hotels) and Motels |
| 443111 | Household Appliance Stores |
| 813311 | Human Rights Organizations |
| 524210 | Insurance Agencies and Brokerages |
| 516110 | Internet Publishing and Broadcasting |
| 518111 | Internet Service Providers |
| 523110 | Investment Banking and Securities Dealing |
| 448310 | Jewelry Stores |
| 611210 | Junior Colleges |
| 813930 | Labor Unions and Similar Labor Organizations |
| 541320 | Landscape Architectural Services |
| 336112 | Light Truck and Utility Vehicle Manufacturing |
| 454113 | Mail-Order Houses |
| 541613 | Marketing Consulting Services |
| 541910 | Marketing Research and Public Opinion Polling |
| 541830 | Media Buying Agencies |
| 541840 | Media Representatives |
| 523999 | Miscellaneous Financial Investment Activities |
| 441221 | Motorcycle Dealers |
| 712110 | Museums |
| 451140 | Musical Instrument and Supplies Stores |
| 221210 | Natural Gas Distribution |
| 441110 | New Car Dealers |
| 511110 | Newspaper Publishers |
| 444220 | Nursery, Garden Center, and Farm Supply Stores |
| 561110 | Office Administrative Services |
| 453210 | Office Supplies and Stationery Stores |
| 541211 | Offices of Certified Public Accountants |
| 541110 | Offices of Lawyers |
| 446130 | Optical Goods Stores |
| 444210 | Outdoor Power Equipment Stores |
| 561910 | Packaging and Labeling Services |
| 511120 | Periodical Publishers |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors |
| 813940 | Political Organizations |
| 491110 | Postal Service |
| 323122 | Prepress Services |
| 561431 | Private Mail Centers |
| 813920 | Professional Organizations |
| 622210 | Psychiatric and Substance Abuse Hospitals |
| 541820 | Public Relations Agencies |
| 323114 | Quick Printing |
| 711212 | Racetracks |
| 443112 | Radio, Television, and Other Electronics Stores |
| 522292 | Real Estate Credit |
| 441210 | Recreational Vehicle Dealers |
| 813110 | Religious Organizations |
| 561491 | Repossession Services |
| 236118 | Residential Re-modelers |
| 311811 | Retail Bakeries |
| 522120 | Savings Institutions |
| 511210 | Software Publishers |
| 334611 | Software Reproducing |
| 622310 | Specialty (except Psychiatric and Substance Abuse) Hospitals |
| 451110 | Sporting Goods Stores |
| 711211 | Sports Teams and Clubs |
| 445110 | Supermarkets and Other Grocery (except Convenience) Stores |
| 541213 | Tax Preparation Services |
| 517310 | Telecommunications Resellers |
| 561422 | Telemarketing Bureaus |
| 561510 | Travel Agencies |
| 441120 | Used Car Dealers |
| 813212 | Voluntary Health Organizations |
| 452910 | Warehouse Clubs and Super-centers |
| 518112 | Web Search Portals |
| 517110 | Wired Telecommunications Carriers |
| 712130 | Zoos and Botanical Gardens |