ZIP data sourced from NCES Common Core of Data (CCD). Districts grouped by geographic region. Use Ctrl+F / Cmd+F to search your ZIP.
🌊 Greater Houston / Gulf Coast
Houston Independent School District (HISD)
Houston city proper — Midtown, Heights, Third Ward, Gulfton, East End, Alief, Kashmere Gardens
77001, 77002, 77003, 77004, 77005, 77006, 77007, 77008, 77009, 77010, 77011, 77012, 77013, 77016, 77017, 77018, 77019, 77020, 77021, 77022, 77023, 77025, 77026, 77027, 77028, 77029, 77030, 77031, 77033, 77034, 77035, 77036, 77040, 77041, 77042, 77043, 77045, 77046, 77047, 77048, 77051, 77053, 77054, 77056, 77057, 77061, 77063, 77071, 77072, 77074, 77075, 77076, 77078, 77081, 77087, 77088, 77091, 77092, 77093, 77096, 77098
Cypress-Fairbanks ISD (CFISD)
Northwest Houston suburbs — Cypress, Jersey Village, Fairbanks, Copperfield, Stone Gate, Bridgeland
77014, 77040, 77041, 77064, 77065, 77066, 77068, 77069, 77070, 77079, 77084, 77095, 77429, 77433, 77449, 77095
Katy Independent School District
Katy, Cinco Ranch, Fulshear, Brookshire, Bear Creek — western Harris, Fort Bend, and Waller counties
77084, 77094, 77095, 77379, 77389, 77406, 77407, 77413, 77423, 77429, 77433, 77449, 77450, 77493, 77494, 77450
Spring Independent School District
Spring, Northgate, Champions, Bammel, Klein area — north Harris County
77014, 77038, 77066, 77067, 77068, 77069, 77090, 77373, 77379, 77388, 77389, 77090
Humble Independent School District
Humble, Kingwood, Atascocita, Fall Creek, Summerwood — northeast Harris County
77044, 77059, 77339, 77345, 77346, 77347, 77365, 77396, 77338
🏙 Dallas–Fort Worth Metroplex
Dallas Independent School District (Dallas ISD)
Dallas city proper — Oak Cliff, East Dallas, Pleasant Grove, North Dallas, South Dallas, Uptown corridor
75201, 75202, 75203, 75204, 75205, 75206, 75207, 75208, 75209, 75210, 75211, 75212, 75214, 75215, 75216, 75217, 75218, 75219, 75220, 75221, 75223, 75224, 75225, 75226, 75227, 75228, 75229, 75230, 75231, 75232, 75233, 75234, 75235, 75236, 75237, 75238, 75241, 75242, 75243, 75246, 75247, 75249, 75253
Fort Worth Independent School District
Fort Worth city proper — Downtown, Near Southside, Polytechnic, Riverside, Stop Six, Wedgwood
76101, 76102, 76103, 76104, 76105, 76106, 76107, 76108, 76109, 76110, 76111, 76112, 76114, 76115, 76116, 76117, 76118, 76119, 76120, 76123, 76126, 76127, 76129, 76131, 76132, 76133, 76134, 76135, 76137, 76140, 76148, 76155, 76164, 76177, 76179
Arlington Independent School District
Arlington, Pantego — central Tarrant County between Dallas and Fort Worth
76001, 76002, 76006, 76010, 76011, 76012, 76013, 76014, 76015, 76016, 76017, 76018, 76094, 76096
Plano Independent School District
Plano, parts of Allen and Richardson — Collin County north of Dallas
75023, 75024, 75025, 75026, 75074, 75075, 75093
Frisco Independent School District
Frisco, Prosper (partial), The Colony (partial) — one of Texas’s fastest-growing districts
75033, 75034, 75035, 75036, 75068, 75071, 75094, 75056, 75009
🌵 Greater San Antonio
San Antonio Independent School District (SAISD)
Urban San Antonio core — Alamo Heights adjacent, Inner City, Downtown, Beacon Hill, Harlandale area
78201, 78202, 78203, 78204, 78205, 78206, 78207, 78208, 78209, 78210, 78211, 78212, 78213, 78214, 78215, 78216, 78217, 78218, 78219, 78220, 78221, 78222, 78223, 78224, 78225, 78226, 78227, 78228, 78229, 78230, 78231, 78237, 78238, 78240
Northside Independent School District (NISD)
Northwest San Antonio suburbs — Leon Valley, Helotes, SeaWorld area, Culebra corridor, Westover Hills
78023, 78228, 78229, 78230, 78231, 78238, 78240, 78245, 78249, 78250, 78251, 78252, 78253, 78254, 78255, 78256, 78257, 78258, 78259, 78260
North East Independent School District (NEISD)
Northeast San Antonio — Alamo Heights area, Brackenridge, Stone Oak, Hollywood Park, Universal City border
78209, 78216, 78217, 78218, 78230, 78232, 78233, 78239, 78247, 78248, 78258, 78259, 78261
Judson Independent School District
Universal City, Converse, Schertz, Live Oak — northeast Bexar and Guadalupe counties near Randolph AFB
78109, 78148, 78150, 78218, 78219, 78233, 78239, 78244, 78247
🌾 Austin / Central Texas
Austin Independent School District (AISD)
City of Austin proper — Downtown, East Austin, South Austin, Travis Heights, North Loop, Barton Hills, Brentwood
78701, 78702, 78703, 78704, 78705, 78721, 78722, 78723, 78724, 78725, 78731, 78741, 78745, 78746, 78751, 78752, 78753, 78756, 78757, 78758, 78759
Round Rock Independent School District
Round Rock, Cedar Park (partial), Brushy Creek, Sommer, McNeil — northern Travis and Williamson counties
78613, 78626, 78628, 78634, 78641, 78681, 78717, 78726, 78727, 78728, 78729, 78750, 78759, 78664, 78665
Pflugerville Independent School District
Pflugerville, Dessau, Wells Branch, Manor (partial) — northeastern Travis and Williamson counties
78653, 78660, 78691, 78724, 78725, 78728, 78753, 78754
Leander Independent School District
Leander, Cedar Park, Liberty Hill, Jonestown — northwestern Williamson and Travis counties
78613, 78628, 78630, 78641, 78641, 78642, 78645, 78669, 78717, 78726, 78730, 78732, 78733, 78750
⚠️ ZIP Code Overlap Warning — These ZIPs are shared between two districts
77040, 77041, 77084, 77095 — shared between Houston ISD and Cypress-Fairbanks ISD (Harris County boundary runs through these ZIPs)
77064, 77065, 77066, 77068, 77069 — shared between Cypress-Fairbanks ISD and Spring ISD (NW Harris County overlap zone)
77379, 77389, 77429, 77449 — shared between Katy ISD and Spring ISD / Cypress-Fairbanks ISD
78228, 78229, 78230, 78238, 78240 — shared between San Antonio ISD and Northside ISD (district boundary bisects these ZIP areas)
78209, 78217, 78218, 78247, 78258, 78259 — shared between North East ISD and Northside ISD / Judson ISD
78613, 78641, 78717, 78726, 78750, 78759 — shared between Round Rock ISD and Leander ISD (Cedar Park / Brushy Creek overlap)
78724, 78725, 78728, 78753 — shared between Austin ISD and Pflugerville ISD
75024, 75025 — shared between Plano ISD and Frisco ISD (Collin County growth boundary)
If your ZIP appears above, check both listed districts’ websites to confirm which serves your specific address.
ZIP boundaries sourced from NCES Common Core of Data (CCD) and USPS delivery area records. Overlap zones reflect district boundary crossings, not errors. Last reviewed May 2026.