| | | New York County | NY | 36061 | New York-Jersey
City-White Plains, NY-NJ 35614 | New York-Newark-Jersey
City, NY-NJ 35620 | New York-Newark,
NY-NJ-CT-PA 408 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=NewYorkCounty+NY |
| | | Niagara County | NY | 36063 | | Buffalo-Cheektowaga, NY 15380 | Buffalo-Cheektowaga-Olean,
NY 160 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=NiagaraCounty+NY |
| | | Oneida County | NY | 36065 | | Utica-Rome, NY 46540 | | Central | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=OneidaCounty+NY |
| | | Onondaga County | NY | 36067 | | Syracuse, NY 45060 | Syracuse-Auburn, NY 532 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=OnondagaCounty+NY |
| | | Ontario County | NY | 36069 | | Rochester, NY 40380 | Rochester-Batavia-Seneca
Falls, NY 464 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=OntarioCounty+NY |
| | | Orange County | NY | 36071 | | Kiryas
Joel-Poughkeepsie-Newburgh,
NY 28880 | New York-Newark,
NY-NJ-CT-PA 408 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=OrangeCounty+NY |
| | | Orleans County | NY | 36073 | | Rochester, NY 40380 | Rochester-Batavia-Seneca
Falls, NY 464 | Outlying | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=OrleansCounty+NY |
| | | Oswego County | NY | 36075 | | Syracuse, NY 45060 | Syracuse-Auburn, NY 532 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=OswegoCounty+NY |
| | | Otsego County | NY | 36077 | | Oneonta, NY 36580 | | Central | nonmetro county (rural) | recreation | https://maps.google.com/?q=OtsegoCounty+NY |
| | | Putnam County | NY | 36079 | New York-Jersey
City-White Plains, NY-NJ 35614 | New York-Newark-Jersey
City, NY-NJ 35620 | New York-Newark,
NY-NJ-CT-PA 408 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=PutnamCounty+NewYork |
