First three digits · Texas
ZIP Codes Starting with
75 ZIP codes start with 786, sorted at the Austin, TX (SCF 786) sectional center (USPS labeling list L005, effective October 1, 2026) in Texas: 64 residential ZIP codes across 13 counties and 11 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 786 mean?
The first digit, 7, is one of ten national areas (Arkansas, Louisiana, Oklahoma and Texas). The first three, 786, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 786 to the Austin, TX (SCF 786) facility. The last two digits pick the delivery area. By residents, the largest town names among the 786 ZIP codes are Round Rock, Georgetown, Pflugerville, Leander, Cedar Park and San Marcos.
The same facility sorts 5 prefixes, 232 ZIP codes in all: 733, 765, 786, 787, 789.
Where are the 786 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 786
| County | ||||||
|---|---|---|---|---|---|---|
| 78602 | Bastrop | Bastrop County | 38,190 | 196 | $90k | $333k |
| 78604 | Belmont | Gonzales County | PO Box or unique | – | – | – |
| 78605 | Bertram | Burnet County | 7,573 | 44 | $84k | $324k |
| 78606 | Blanco | Blanco County | 7,272 | 30 | $95k | $438k |
| 78607 | Bluffton | Llano County | 118 | 5 | $59k | $244k |
| 78608 | Briggs | Burnet County | 428 | 9 | – | $556k |
| 78609 | Buchanan Dam | Llano County | 1,983 | 125 | $64k | $320k |
| 78610 | Buda | Hays County | 48,319 | 499 | $120k | $408k |
| 78611 | Burnet | Burnet County | 14,560 | 53 | $81k | $319k |
| 78612 | Cedar Creek | Bastrop County | 19,799 | 200 | $96k | $309k |
| 78613 | Cedar Park | Williamson County | 89,956 | 3,248 | $126k | $496k |
| 78614 | Cost | Gonzales County | 262 | 5 | – | – |
| 78615 | Coupland | Williamson County | 1,637 | 30 | $81k | $441k |
| 78616 | Dale | Caldwell County | 10,683 | 90 | $65k | $212k |
| 78617 | Del Valle | Travis County | 30,756 | 480 | $72k | $282k |
| 78618 | Doss | Gillespie County | 346 | 2 | $82k | $349k |
| 78619 | Driftwood | Hays County | 6,693 | 168 | $183k | $811k |
| 78620 | Dripping Springs | Hays County | 22,860 | 130 | $154k | $677k |
| 78621 | Elgin | Bastrop County | 30,411 | 171 | $99k | $321k |
| 78622 | Fentress | Caldwell County | 331 | 82 | – | $161k |
| 78623 | Fischer | Comal County | 1,645 | 73 | $117k | $450k |
| 78624 | Fredericksburg | Gillespie County | 23,741 | 32 | $75k | $463k |
| 78626 | Georgetown | Williamson County | 48,072 | 543 | $100k | $388k |
| 78627 | Georgetown | Williamson County | PO Box or unique | – | – | – |
| 78628 | Georgetown | Williamson County | 50,822 | 785 | $126k | $497k |
| 78629 | Gonzales | Gonzales County | 12,740 | 30 | $60k | $207k |
| 78630 | Cedar Park | Williamson County | PO Box or unique | – | – | – |
| 78631 | Harper | Kimble County | 3,465 | 12 | $79k | $352k |
| 78632 | Harwood | Gonzales County | 1,245 | 13 | $63k | $187k |
| 78633 | Georgetown | Williamson County | 29,309 | 374 | $101k | $465k |
| 78634 | Hutto | Williamson County | 46,413 | 823 | $114k | $375k |
| 78635 | Hye | Blanco County | 92 | 5 | $107k | – |
| 78636 | Johnson City | Blanco County | 4,134 | 12 | $73k | $533k |
| 78638 | Kingsbury | Guadalupe County | 2,135 | 18 | $69k | $317k |
| 78639 | Kingsland | Llano County | 8,719 | 199 | $58k | $246k |
| 78640 | Kyle | Hays County | 77,531 | 866 | $90k | $330k |
| 78641 | Leander | Travis County | 99,865 | 803 | $135k | $480k |
| 78642 | Liberty Hill | Williamson County | 26,434 | 238 | $133k | $507k |
| 78643 | Llano | Llano County | 7,088 | 10 | $68k | $363k |
| 78644 | Lockhart | Caldwell County | 22,348 | 124 | $75k | $280k |
| 78645 | Leander | Travis County | 15,256 | 468 | $113k | $435k |
| 78646 | Leander | Williamson County | PO Box or unique | – | – | – |
| 78648 | Luling | Caldwell County | 7,863 | 59 | $58k | $218k |
| 78650 | McDade | Bastrop County | 2,409 | 38 | $85k | $300k |
| 78651 | McNeil | Travis County | PO Box or unique | – | – | – |
| 78652 | Manchaca | Travis County | 5,287 | 472 | $133k | $528k |
| 78653 | Manor | Travis County | 41,291 | 392 | $94k | $358k |
| 78654 | Marble Falls | Burnet County | 20,650 | 103 | $74k | $358k |
| 78655 | Martindale | Caldwell County | 3,730 | 130 | $56k | $270k |
| 78656 | Maxwell | Caldwell County | 2,847 | 100 | $81k | $238k |
| 78657 | Horseshoe Bay | Llano County | 7,591 | 196 | $92k | $483k |
| 78658 | Ottine | Gonzales County | 94 | 11 | – | $435k |
| 78659 | Paige | Bastrop County | 2,660 | 23 | $90k | $350k |
| 78660 | Pflugerville | Travis County | 124,834 | 2,798 | $113k | $412k |
| 78661 | Prairie Lea | Caldwell County | 835 | 202 | $83k | $210k |
| 78662 | Red Rock | Bastrop County | 3,015 | 45 | $94k | $249k |
| 78663 | Round Mountain | Blanco County | 503 | 5 | $168k | $357k |
| 78664 | Round Rock | Williamson County | 62,060 | 3,736 | $87k | $358k |
| 78665 | Round Rock | Williamson County | 66,171 | 2,748 | $123k | $474k |
| 78666 | San Marcos | Hays County | 88,583 | 461 | $55k | $307k |
| 78667 | San Marcos | Hays County | PO Box or unique | – | – | – |
| 78669 | Spicewood | Travis County | 12,592 | 104 | $128k | $671k |
| 78670 | Staples | Guadalupe County | 130 | 23 | $79k | $244k |
| 78671 | Stonewall | Gillespie County | 413 | 9 | $61k | – |
| 78672 | Tow | Llano County | 570 | 19 | $53k | $213k |
| 78673 | Walburg | Williamson County | PO Box or unique | – | – | – |
| 78674 | Weir | Williamson County | 108 | 302 | – | $48k |
| 78675 | Willow City | Gillespie County | 102 | 2 | $79k | $452k |
| 78676 | Wimberley | Hays County | 15,822 | 94 | $87k | $512k |
| 78677 | Wrightsboro | Gonzales County | 44 | 3 | – | – |
| 78680 | Round Rock | Williamson County | PO Box or unique | – | – | – |
| 78681 | Round Rock | Williamson County | 56,691 | 2,445 | $138k | $497k |
| 78682 | Round Rock | Williamson County | PO Box or unique | – | – | – |
| 78683 | Round Rock | Williamson County | PO Box or unique | – | – | – |
| 78691 | Pflugerville | Travis County | PO Box or unique | – | – | – |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.