| | Apache County | AZ | 04001 | | | | | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=ApacheCounty+AZ |
| | Cochise County | AZ | 04003 | | Sierra Vista-Douglas, AZ 43420 | | Central | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=CochiseCounty+AZ |
| | Coconino County | AZ | 04005 | | Flagstaff, AZ 22380 | | Central | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=CoconinoCounty+AZ |
| | Graham County | AZ | 04009 | | Safford, AZ 40940 | | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=GrahamCounty+AZ |
| | Santa Cruz County | AZ | 04023 | | Nogales, AZ 35700 | Tucson-Nogales, AZ 536 | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=SantaCruzCounty+AZ |
| | Greenlee County | AZ | 04011 | | | | | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=GreenleeCounty+AZ |
| | Maricopa County | AZ | 04013 | | Phoenix-Mesa-Chandler, AZ 38060 | Phoenix-Mesa, AZ 429 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=MaricopaCounty+AZ |
| | Pima County | AZ | 04019 | | Tucson, AZ 46060 | Tucson-Nogales, AZ 536 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=PimaCounty+AZ |
| | Pinal County | AZ | 04021 | | Phoenix-Mesa-Chandler, AZ 38060 | Phoenix-Mesa, AZ 429 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=PinalCounty+AZ |
| | Gila County | AZ | 04007 | | Payson, AZ 37740 | Phoenix-Mesa, AZ 429 | Central | nonmetro county (rural) | recreation | https://maps.google.com/?q=GilaCounty+AZ |