1921. Boca Axochio (18.37N, 95.28W) Veracruz-Llave, Populated Place 1922. Boca Balsas (17.93N, 102.13W) , Stream Mouth(s) 1923. Boca Cardonal (28.47N, 111.7W) Sonora, Stream Mouth(s) 1924. Boca Chalchijapa (17.45N, 94.85W) Veracruz-Llave, Populated Place 1925. Boca Chica (18.48N, 91.8W) Campeche, Inlet 1926. Boca Chica (16.82N, 99.93W) Guerrero, Strait 1927. Boca Chica de Palizada (18.48N, 91.8W) Campeche, Inlet 1928. Boca Chila (21.22N, 105.23W) Nayarit, Stream Mouth(s) 1929. Boca Ciega (25N, 97.53W) Tamaulipas, Inlet 1930. Boca Coapan (18.12N, 95.97W) Oaxaca, Populated Place 1931. Boca Colotepec (15.8N, 97.05W) Oaxaca, Stream Mouth(s) 1932. Boca Copalita (15.78N, 96.05W) Oaxaca, Stream Mouth(s) 1933. Boca Cuapa (18.42N, 95.98W) Veracruz-Llave, Populated Place 1934. Boca Custodio (21.35N, 105.25W) Nayarit, Stream Mouth(s) 1935. Boca de Alamo (23.88N, 109.8W) Baja California Sur, Populated Place 1936. Boca de Alamos (24.6N, 99.15W) Tamaulipas, Populated Place 1937. Boca de Alfayo (26.3N, 108.75W) Sinaloa, Populated Place 1938. Boca de Arroyo (25.4N, 107.55W) Sinaloa, Populated Place 1939. Boca de Arroyo (25.57N, 107.45W) Sinaloa, Populated Place 1940. Boca de Asadero (21.63N, 105.43W) Nayarit, Populated Place 1941. Boca de Atasta (18.53N, 91.88W) Campeche, Inlet 1942. Boca de Atasta (18.56N, 91.9W) , Stream Mouth(s) 1943. Boca de Atasta (18.56N, 91.89W) , Inlet 1944. Boca de Avino (24.48N, 104.32W) Durango, Populated Place 1945. Boca de Aztlan Segunda Seccion (18.09N, 92.72W) Tabasco, Populated Place 1946. Boca de Balchacah (18.43N, 91.53W) Campeche, Inlet 1947. Boca de Cachan (18.25N, 103.1W) Michoacan de Ocampo, Populated Place 1948. Boca de Canada (20.84N, 100.87W) Guanajuato, Populated Place 1949. Boca de Chalchilapa (17.45N, 94.85W) Veracruz-Llave, Populated Place 1950. Boca de Chancala (17.3N, 91.6W) Chiapas, Populated Place 1951. Boca de Chavarria (22.67N, 97.85W) Tamaulipas, Inlet 1952. Boca de Chila (21.22N, 105.23W) Nayarit, Stream Mouth(s) 1953. Boca de Chilapa Primera Seccion (18.24N, 92.67W) Tabasco, Populated Place 1954. Boca de Chutla (17.92N, 101.78W) Guerrero, Populated Place 1955. Boca de Conejo (24.12N, 111.1W) Baja California Sur, Stream Mouth(s) 1956. Boca de Conil (21.5N, 87.42W) Quintana Roo, Inlet 1957. Boca de Cuchan (18.25N, 103.1W) Michoacan de Ocampo, Populated Place 1958. Boca de Datilari (24.17N, 111.18W) Baja California Sur, Stream Mouth(s) 1959. Boca de Dzilam (21.43N, 88.8W) Yucatan, Inlet 1960. Boca de Enmedio (31.72N, 114.63W) Baja California, Inlet | 1961. Boca de Guadalupe (24.23N, 111.3W) Baja California Sur, Stream Mouth(s) 1962. Boca de Joluchuca (17.42N, 101.23W) Guerrero, Stream Mouth(s) 1963. Boca de la Barra (24.5N, 107.77W) Sinaloa, Inlet 1964. Boca de la Barranca (18.53N, 100.49W) Mexico, Populated Place 1965. Boca de la Playita (23.5N, 110.28W) Baja California Sur, Bight(s) 1966. Boca de la Salada (17.85N, 101.78W) Guerrero, Stream Mouth(s) 1967. Boca de la Sierra (23.38N, 109.81W) Baja California Sur, Populated Place 1968. Boca de la Trinidad (22.75N, 97.83W) Tamaulipas, Inlet 1969. Boca de la Vinorama (23.22N, 109.48W) Baja California Sur, Populated Place 1970. Boca de las Campanas (18.32N, 103.35W) Michoacan de Ocampo, Populated Place 1971. Boca de las Matancitas (23.18N, 110.13W) Baja California Sur, Bight(s) 1972. Boca de Leon (27.52N, 106.42W) Chihuahua, Abandoned Airfield 1973. Boca de Leon (17.43N, 96.93W) Oaxaca, Populated Place 1974. Boca de Leon (20.98N, 99W) Hidalgo, Populated Place 1975. Boca de Leon (27.52N, 106.42W) Chihuahua, Populated Place 1976. Boca de Lima (20.57N, 97.13W) Veracruz-Llave, Populated Place 1977. Boca de los Pargos (18.62N, 91.28W) Campeche, Inlet 1978. Boca de los Rios (17.82N, 95.85W) Veracruz-Llave, Populated Place 1979. Boca de Macapule (25.37N, 108.75W) Sinaloa, Strait 1980. Boca de Magdalena (27.07N, 112.15W) Baja California Sur, Populated Place 1981. Boca de Monte (21.12N, 97.57W) Veracruz-Llave, Populated Place 1982. Boca de Moron (22.67N, 97.85W) Tamaulipas, Inlet 1983. Boca de Nichucte (21.13N, 86.78W) Quintana Roo, Inlet 1984. Boca de Ostiones (23.4N, 97.77W) Tamaulipas, Stream Mouth(s) 1985. Boca de Pijijiapan (15.45N, 93.14W) Chiapas, Stream Mouth(s) 1986. Boca de Potrerillos (26.02N, 100.62W) Nuevo Leon, Pass 1987. Boca de Potrerillos (26.05N, 100.63W) Nuevo Leon, Populated Place 1988. Boca de Potrero (26.98N, 106.25W) Chihuahua, Populated Place 1989. Boca de Quemaro (19.62N, 105.22W) Jalisco, Stream Mouth(s) 1990. Boca de Sabana (17.82N, 95.83W) Veracruz-Llave, Populated Place 1991. Boca de San Antonio (24.7N, 97.62W) Tamaulipas, Inlet 1992. Boca de San Blas (25.55N, 100.68W) Coahuila de Zaragoza, Mountain 1993. Boca de San Francisco (16.18N, 94.73W) Oaxaca, Inlet 1994. Boca de San Gregorio (26.07N, 112.3W) Baja California Sur, Stream Mouth(s) 1995. Boca de San Juan (23.95N, 103.4W) Zacatecas, Populated Place 1996. Boca de Santo Domingo (25.5N, 112.1W) Baja California Sur, Stream Mouth(s) 1997. Boca de Sochiapa (17.67N, 95.37W) Veracruz-Llave, Populated Place 1998. Boca de Sochiapan (17.67N, 95.37W) Veracruz-Llave, Populated Place 1999. Boca de Soledad (25.28N, 112.15W) Baja California Sur, Stream Mouth(s) 2000. Boca de Teacapan (22.55N, 105.75W) , Inlet |