+52-55-(65990000...65999999): Cuauhtémoc, Distrito Federal (DIF) Read more about +52-55-(65990000...65999999)
+52-627-(1340000...1344999): Hidalgo del Parral, Chihuahua (CHH) Read more about +52-627-(1340000...1344999)
+52-664-(4520000...4529999): Tijuana, Baja California (BCN) Read more about +52-664-(4520000...4529999)
+52-686-(2910000...2919999): Mexicali, Baja California (BCN) Read more about +52-686-(2910000...2919999)
+52-81-(20550000...20559999): San Nicolás de los Garza, Nuevo León (NLE) Read more about +52-81-(20550000...20559999)