Mexico shares international borders with three nations: Five nations and Mexico share a marine border: Based on six locations and spanning 263 kilometers(163 miles), the 2005 pact establishes the maritime border between Mexico and Honduras.
In 1976 accord established Mexico's and Cuba's maritime boundary.
[4] The United States and other nations have three accords dating back to 1970, 1978, and 2000 that have established a shared maritime boundary of 785 km(486 mi).
(565 km in the Pacific Ocean and 621 km in the Gulf of Mexico).