Santa Cruz County Post Offices

300 N Morley Ave
Nogales, Arizona 85621

100 N Taylor Ln
Patagonia, Arizona 85624

1163 W Frontage Rd
Rio Rico, Arizona 85648

1910 E Frontage Rd
Tumacacori, Arizona 85640

Santa Cruz County

There are 4 US Post Offices in Santa Cruz County serving a total of 44,001 residents equating to 11,000 residents per post office. It's estimated that approximately 70,231 packages are handled across the 4 county post offices annually. Santa Cruz is a county in southern Arizona. As of the 2015 census, its population is 46,461. The county seat is Nogales. The county was established in 1899. It borders between southern Arizona and northwestern Mexico's Sonora state. Santa Cruz County comprises the Nogales, AZ Micropolitan Statistical Area, which is also included in the Tucson-Nogales, AZ Combined Statistical Area. Santa Cruz County contains many vineyards."