Here’s the second half – or top three layers – of my border mapping project :

Border Relations

Consulates, humanitarian groups, and medical facilities that play a role in policy along the border.

key:
red = medical facility
green = humanitarian organizations
pink = El Salvadoran or Guatemalan consulate
lavendar = Mexican consulate
turquoise = US consulate

Border Patrol

US Border Patrol stations along the US-Mexico Border, with each station’s sector assignment in the key.

Border Lands

A breakdown of border boundaries, plus cities and facilities that play a role in Arizona or Tucson Sector policy.

key:
red = medical facility
green = humanitarian organizations
pink = El Salvadoran or Guatemalan consulate
lavendar = Mexican consulat
turquoise = US consulate
yellow = US Border Patrol Station

sources : http://www.cbp.gov/xp/cgov/border_security/border_patrol/border_patrol_sectors/, http://www.usembassy-mexico.gov/eng/edirectory.html, http://www.mexonline.com/consulate.html, http://www.consulateofguatemalaindenver.org/cons_eng.asp, http://www.elsalvador.org/embajadas/eeuu/home.nsf/0/12f9de74529dada785256b0a005ba4c8?OpenDocument