Mexico

Contact Information:  In case of a serious emergency, travelers should immediately contact the closest U.S. Consulate, U.S. Consular Agency, or the U.S. Embassy in Mexico City. 
The U.S. Embassy is located in Mexico City at Paseo de la Reforma 305, Colonia Cuauhtemoc, telephone from the United States: 011-52-55-5080-2000; telephone within Mexico City: 5080-2000; telephone long distance within Mexico 01-55-5080-2000.  You may also contact the Embassy by e-mail at: acsmexicocity@state.gov.  The Embassy's Internet address is http://mexico.usembassy.gov.
In addition to the Embassy, there are United States Consulates General, Consulates, and Consular Agencies located throughout Mexico:
Consulates General and Consulates:
Ciudad Juarez : Ciudad Juarez: Paseo de la Victoria #3650, telephone (52) (656) 227-3000.
Guadalajara: Progreso 175, telephone (52)(333) 268-2100.
Monterrey: Avenida Constitucion 411 Poniente, telephone (52)(818) 047-3100.
Tijuana: Tapachula 96, telephone (52)(664) 622-7400. During non-work hours, an American official may be reached at: 011-619-692-2154 (from Mexico) or 619-692-2154 (from the U.S.).
Hermosillo: Avenida Monterrey 141, telephone (52)(662) 289-3500.
Matamoros: Avenida Primera 2002, telephone (52)(868) 812-4402.
Merida: 338-K Calle 60, Colonia Alcala Martin, telephone (52)(999) 942-5700.
Nogales: Calle San Jose, Nogales, Sonora, telephone (52)(631) 311-8150.
Nuevo Laredo: Calle Allende 3330, Col. Jardin, telephone (52)(867) 714-0512.
Consular Agencies:
Acapulco: Hotel Continental Emporio, Costera Miguel Aleman 121 - Local 14, telephone (52)(744) 484-0300 or (52)(744) 469-0556.
Cabo San Lucas: Blvd. Marina Local C-4, Plaza Nautica, Col. Centro, telephone (52)(624) 143-3566. 
Cancún: Plaza Caracol Two, Second Level, No. 320-323, Boulevard Kukulcan, Km. 8.5, Zona Hotelera, telephone (52)(998) 883-0272.
Ciudad Acuña, Ocampo # 305, Col. Centro, telephone (52)(877) 772-8661
Cozumel: Plaza Villa Mar en El Centro, Plaza Principal, (Parque Juárez between Melgar and 5th Ave.) 2nd floor, Locales #8 and 9, telephone (52)(987) 872-4574.
Ixtapa/Zihuatanejo: Hotel Fontan, Blvd. Ixtapa, telephone (52)(755) 553-2100.
Mazatlán: Hotel Playa Mazatlán, Playa Gaviotas #202, Zona Dorada, telephone (52)(669) 916-5889.
Oaxaca: Macedonio Alcalá No. 407, Interior 20, telephone (52)(951) 514-3054 (52)(951) 516-2853.
Piedras Negras: Prol. General Cepeda No. 1900, Fraccionamiento Privada Blanca, telephone (52) (878) 785-1986.
Playa del Carmen: The Palapa, Calle 1 Sur, between Avenida 15 and Avenida 20.; telephone (52)(984) 873-0303.
Puerto Vallarta: Paseo de Los Cocoteros #85 Sur, Paradise Plaza - Local L-7, Nuevo Vallarta, Nayarit C.P. 63732, telephone (52)(322) 222-0069.
Reynosa: Calle Monterrey #390, Esq. Sinaloa, Colonia Rodríguez, telephone: (52)(899) 923 - 9331
San Luis Potosí: Edificio "Las Terrazas", Avenida Venustiano Carranza 2076-41, Col. Polanco, telephone: (52)(444) 811-7802/7803.
San Miguel de Allende: Dr. Hernandez Macias #72, telephone (52)(415) 152-2357 or (52)(415) 152-0068.