Area Code 956 - Texas
Cities: Harlingen, Mission, Laredo, Weslaco, Roma, Mcallen, Brownsville, Mercedes, Pharr, Los Fresnos, Donna, Edinburg, San Benito, Lyford, Houston, Edcouch, Rio Grande City, Zapata, La Feria, Port Isabel, Sullivan City, Raymondville, San Antonio, Olmito, San Isidro, Santa Rosa, Dallas, Rio Hondo, Cotulla, Delmita, Hidalgo, Lopeno, Guerra