Corpus Christi
Zone A: 78401, 78403, 78404, 78405, 78406, 78407, 78408, 78411, 78413, 78415, 78416, 78417
Zone B: 78402, 78409, 78410, 78412, 78414, 78418, 78419, Portland, Calallen, Flour Bluff, Naval Air Station, Padre Island, Robstown, Chapman Ranch
Zone C: Taft, Driscoll, Odem, Banquette
Zone D: Bishop, Kingsville, Alice, Aransas Pass, Sinton, Rockport, Fulton, Port Aransas, Bayside, Mathis, Orange Grove, Sandia, Tynan, Aqua Dulce, Skidmore, Gregory, Ingleside
Zone E: Beeville, Refugio, George West, Woodsboro, Three Rivers, Riviera
Beyond: Victoria, Port Lavaca, Goliad, Seadrift
All other areas – Quote
McAllen
Zone A: McAllen, Mission, Pharr, Hidalgo
Zone B: Edinburg, Weslaco, Alamo, Alton, Donna, Palmhurst, Palmview, San Juan
Zone C: Harlingen, Combes, Edcouch, Elsa, Hargill, La Feria, La Joya, Mercedes, Monte Alto, Primera, Santa Rosa
Zone D: Bayview, La Villa, Los Fresnos, Lozano, Olmito, Rancho Viejo, Rio Hondo, San Benito
Zone E: Brownville, Laguna Vista, Port Isabel, So. Padre Island
Zone F: Port Mansfield, Lyford, Raymondville
All other areas – Quote
Laredo
Zone A: 78041, 78045
Zone D: Columbia Bridge
All other areas – Quote