How long is the Arizona-Mexico border? It depends on the source, here are two possible answers.
The length of the Arizona-Mexico border is 378 miles.*
The length of the Arizona-Mexico border is 370 miles.**
The length of the Arizona-Mexico border is approximately 370 miles.***
"It's just going to get worse." Tucson Citizen. June 29, 2007. Page 1.
"U.S. sues to survey borderland for fence." Arizona Daily Star. January 17, 2008. Page
*"Nearly 1,700 bodies, each on a mystery" Arizona Daily Star. Special Report: Decade of Death. August, 22, 2010. Pages 1-6.
**Telephone call by PCPL staff on May 22, 2003 to the Office of National Drug Control Policy.
**The Tohono O'odham reservation has 75 miles of international border. There are three Indian nations that lie along the Arizona-Mexico border: Tohono O'odham (near Tucson); Cocopah (near Yuma); and the Kickapoo Traditional tribe of Texas (near Eagle Pass).
***US Border Patrol | http://www.usborderpatrol.com/Border_Patrol705.htm
Find the information you need by calling the library's Infoline at 520-791-4010 or by sending your question to Ask a Librarian.