| No. of Businesses | NAICS | NAICS Description |
| 15,170 |
485999
| All Other Transit and Ground Passenger Transportation |
| 5,802 |
485310
| Taxi Service |
| 3,957 |
812990
| All Other Personal Services |
| 2,047 |
541611
| Administrative Management and General Management Consulting Services |
| 1,899 |
541110
| Offices of Lawyers |
| 1,813 |
711510
| Independent Artists, Writers, and Performers |
| 1,761 |
485320
| Limousine Service |
| 1,632 |
236115
| New Single-Family Housing Construction (except For-Sale Builders) |
| 1,616 |
621399
| Offices of All Other Miscellaneous Health Practitioners |
| 1,561 |
722513
| Limited-Service Restaurants |
| 1,490 |
812930
| Parking Lots and Garages |
| 1,450 |
812112
| Beauty Salons |
| 1,399 |
236118
| Residential Remodelers |
| 1,381 |
238210
| Electrical Contractors and Other Wiring Installation Contractors |
| 1,367 |
453998
| All Other Miscellaneous Store Retailers (except Tobacco Stores) |
| 1,349 |
541990
| All Other Professional, Scientific, and Technical Services |
| 1,344 |
621330
| Offices of Mental Health Practitioners (except Physicians) |
| 1,327 |
531110
| Lessors of Residential Buildings and Dwellings |
| 1,210 |
722511
| Full-Service Restaurants |
| 1,132 |
721191
| Bed-and-Breakfast Inns |
| 1,079 |
541511
| Custom Computer Programming Services |
| 1,053 |
541430
| Graphic Design Services |
| 1,053 |
561720
| Janitorial Services |
| 1,017 |
721199
| All Other Traveler Accommodation |
| 1,010 |
531210
| Offices of Real Estate Agents and Brokers |
| 916 |
561730
| Landscaping Services |
| 879 |
624190
| Other Individual and Family Services |
| 878 |
238220
| Plumbing, Heating, and Air-Conditioning Contractors |
| 827 |
541618
| Other Management Consulting Services |
| 742 |
541310
| Architectural Services |
| 741 |
611699
| All Other Miscellaneous Schools and Instruction |
| 698 |
541613
| Marketing Consulting Services |
| 661 |
621111
| Offices of Physicians (except Mental Health Specialists) |
| 660 |
238990
| All Other Specialty Trade Contractors |
| 633 |
541330
| Engineering Services |
| 629 |
561621
| Security Systems Services (except Locksmiths) |
| 624 |
454111
| Electronic Shopping |
| 601 |
624410
| Child Day Care Services |
| 578 |
541219
| Other Accounting Services |
| 573 |
541921
| Photography Studios, Portrait |
| 545 |
541519
| Other Computer Related Services |
| 538 |
722330
| Mobile Food Services |
| 513 |
238320
| Painting and Wall Covering Contractors |
| 494 |
541512
| Computer Systems Design Services |
| 479 |
512110
| Motion Picture and Video Production |
| 468 |
453310
| Used Merchandise Stores |
| 455 |
454390
| Other Direct Selling Establishments |
| 446 |
812199
| Other Personal Care Services |
| 438 |
621210
| Offices of Dentists |
| 433 |
446199
| All Other Health and Personal Care Stores |
| 426 |
236220
| Commercial and Institutional Building Construction |
| 425 |
713990
| All Other Amusement and Recreation Industries |
| 423 |
531390
| Other Activities Related to Real Estate |
| 420 |
531311
| Residential Property Managers |
| 420 |
611710
| Educational Support Services |
| 406 |
541690
| Other Scientific and Technical Consulting Services |
| 395 |
511210
| Software Publishers |
| 369 |
812910
| Pet Care (except Veterinary) Services |
| 364 |
445110
| Supermarkets and Other Grocery (except Convenience) Stores |
| 359 |
811490
| Other Personal and Household Goods Repair and Maintenance |
| 354 |
443142
| Electronics Stores |
| 347 |
448150
| Clothing Accessories Stores |
| 344 |
541410
| Interior Design Services |
| 344 |
722410
| Drinking Places (Alcoholic Beverages) |
| 328 |
722515
| Snack and Nonalcoholic Beverage Bars |
| 326 |
713940
| Fitness and Recreational Sports Centers |
| 317 |
541320
| Landscape Architectural Services |
| 293 |
448140
| Family Clothing Stores |
| 289 |
813410
| Civic and Social Organizations |
| 283 |
424990
| Other Miscellaneous Nondurable Goods Merchant Wholesalers |
| 276 |
238310
| Drywall and Insulation Contractors |
| 271 |
811111
| General Automotive Repair |
| 267 |
238350
| Finish Carpentry Contractors |
| 266 |
921190
| Other General Government Support |
| 263 |
541922
| Commercial Photography |
| 256 |
524210
| Insurance Agencies and Brokerages |
| 252 |
453220
| Gift, Novelty, and Souvenir Stores |
| 250 |
238910
| Site Preparation Contractors |
| 248 |
722320
| Caterers |
| 245 |
452990
| All Other General Merchandise Stores |
| 243 |
711320
| Promoters of Performing Arts, Sports, and Similar Events without Facilities |
| 241 |
236116
| New Multifamily Housing Construction (except For-Sale Builders) |
| 237 |
611610
| Fine Arts Schools |
| 231 |
561110
| Office Administrative Services |
| 224 |
621340
| Offices of Physical, Occupational and Speech Therapists, and Audiologists |
| 223 |
519130
| Internet Publishing and Broadcasting and Web Search Portals |
| 221 |
711130
| Musical Groups and Artists |
| 218 |
813319
| Other Social Advocacy Organizations |
| 217 |
523930
| Investment Advice |
| 214 |
621112
| Offices of Physicians, Mental Health Specialists |
| 212 |
721110
| Hotels (except Casino Hotels) and Motels |
| 198 |
518210
| Data Processing, Hosting, and Related Services |
| 198 |
517110
| Wired Telecommunications Carriers |
| 197 |
541820
| Public Relations Agencies |
| 195 |
448310
| Jewelry Stores |
| 192 |
238110
| Poured Concrete Foundation and Structure Contractors |
| 183 |
531120
| Lessors of Nonresidential Buildings (except Miniwarehouses) |
| 181 |
812111
| Barber Shops |
| 180 |
339910
| Jewelry and Silverware Manufacturing |
| 176 |
611620
| Sports and Recreation Instruction |