Cities included in Harris County: Houston, Pasadena, Atascocita, Baytown, Spring, Channelview, La Porte, Deer Park, Cloverleaf, Katy, Bellaire, Humble, South Houston, Aldine, West University Place, Seabrook, Tomball, Webster, Galena Park, Jacinto City, Jersey Village, Highlands, Nassau Bay, Hunters Creek Village, Spring Valley Village, Bunker Hill Village, Taylor Lake Village, Barrett, Piney Point Village, El Lago, Hedwig Village, Sheldon, Crosby, Southside Place, Shoreacres, Hilshire Village, Morgan's Point

Zip Codes included in Harris County: 77002, 77003, 77004, 77005, 77006, 77007, 77008, 77009, 77010, 77011, 77012, 77013, 77014, 77015, 77016, 77017, 77018, 77019, 77020, 77021, 77022, 77023, 77024, 77025, 77026, 77027, 77028, 77029, 77030, 77031, 77032, 77033, 77034, 77035, 77036, 77037, 77038, 77039, 77040, 77041, 77042, 77043, 77044, 77045, 77046, 77047, 77048, 77049, 77050, 77051, 77054, 77055, 77056, 77057, 77058, 77059, 77060, 77061, 77062, 77063, 77064, 77065, 77066, 77067, 77068, 77069, 77070, 77071, 77072, 77073, 77074, 77075, 77076, 77077, 77078, 77079, 77080, 77081, 77082, 77083, 77084, 77085, 77086, 77087, 77088, 77089, 77090, 77091, 77092, 77093, 77094, 77095, 77096, 77098, 77099, 77204, 77336, 77338, 77339, 77345, 77346, 77373, 77375, 77377, 77379, 77388, 77389, 77396, 77401, 77429, 77433, 77447, 77449, 77450, 77493, 77502, 77503, 77504, 77505, 77506, 77507, 77520, 77521, 77530, 77532, 77536, 77547, 77562, 77571, 77586, 77587, 77598