First three digits · Arkansas
ZIP Codes Starting with
81 ZIP codes start with 720, sorted at the Little Rock, AR (SCF 720) sectional center (USPS labeling list L005, effective October 1, 2026) in Arkansas: 75 residential ZIP codes across 18 counties and 6 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 720 mean?
The first digit, 7, is one of ten national areas (Arkansas, Louisiana, Oklahoma and Texas). The first three, 720, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 720 to the Little Rock, AR (SCF 720) facility. The last two digits pick the delivery area. By residents, the largest town names among the 720 ZIP codes are Conway, Benton, Jacksonville, Cabot, Alexander and Greenbrier.
The same facility sorts 8 prefixes, 388 ZIP codes in all: 716, 717, 719, 720, 721, 722, 725, 728.
Where are the 720 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 720
| County | ||||||
|---|---|---|---|---|---|---|
| 72001 | Adona | Perry County | 391 | 18 | $36k | $162k |
| 72002 | Alexander | Saline County | 21,495 | 326 | $86k | $220k |
| 72003 | Almyra | Arkansas County | 623 | 6 | $78k | $157k |
| 72004 | Altheimer | Jefferson County | 661 | 4 | $44k | $73k |
| 72005 | Amagon | Jackson County | 66 | 3 | – | – |
| 72006 | Augusta | Woodruff County | 2,004 | 11 | $52k | $127k |
| 72007 | Austin | Lonoke County | 10,579 | 230 | $86k | $234k |
| 72010 | Bald Knob | White County | 5,204 | 30 | $48k | $120k |
| 72011 | Bauxite | Saline County | 4,648 | 79 | $84k | $208k |
| 72012 | Beebe | White County | 13,502 | 140 | $61k | $172k |
| 72013 | Bee Branch | Van Buren County | 1,573 | 17 | $58k | $132k |
| 72014 | Beedeville | Jackson County | 38 | 42 | – | $74k |
| 72015 | Benton | Saline County | 28,712 | 338 | $66k | $180k |
| 72016 | Bigelow | Perry County | 2,727 | 39 | $64k | $172k |
| 72017 | Biscoe | Prairie County | 203 | 5 | $92k | $105k |
| 72018 | Benton | Saline County | PO Box or unique | – | – | – |
| 72019 | Benton | Saline County | 30,055 | 174 | $88k | $267k |
| 72020 | Bradford | Jackson County | 3,100 | 20 | $49k | $95k |
| 72021 | Brinkley | Monroe County | 3,491 | 18 | $41k | $94k |
| 72022 | Bryant | Saline County | 18,808 | 1,383 | $81k | $216k |
| 72023 | Cabot | Lonoke County | 37,452 | 381 | $77k | $217k |
| 72024 | Carlisle | Lonoke County | 3,998 | 21 | $59k | $151k |
| 72025 | Casa | Perry County | 834 | 14 | $65k | $112k |
| 72026 | Casscoe | Arkansas County | 201 | 8 | $27k | $118k |
| 72027 | Center Ridge | Conway County | 1,437 | 21 | $62k | $84k |
| 72028 | Choctaw | Van Buren County | 14 | 16 | – | – |
| 72029 | Clarendon | Monroe County | 1,918 | 21 | $36k | $67k |
| 72030 | Cleveland | Conway County | 650 | 12 | – | $133k |
| 72031 | Clinton | Van Buren County | 6,607 | 22 | $54k | $128k |
| 72032 | Conway | Faulkner County | 34,469 | 301 | $65k | $210k |
| 72033 | Conway | Faulkner County | PO Box or unique | – | – | – |
| 72034 | Conway | Faulkner County | 50,285 | 1,049 | $66k | $274k |
| 72035 | Conway | Faulkner County | 2,151 | 13,968 | – | – |
| 72036 | Cotton Plant | Woodruff County | 598 | 5 | $13k | $47k |
| 72037 | Coy | Lonoke County | PO Box or unique | – | – | – |
| 72038 | Crocketts Bluff | Arkansas County | 76 | 3 | $64k | $180k |
| 72039 | Damascus | Faulkner County | 1,983 | 32 | $64k | $179k |
| 72040 | Des Arc | Prairie County | 2,421 | 14 | $33k | $75k |
| 72041 | De Valls Bluff | Prairie County | 1,175 | 11 | $53k | – |
| 72042 | De Witt | Arkansas County | 4,993 | 21 | $56k | $128k |
| 72043 | Diaz | Jackson County | PO Box or unique | – | – | – |
| 72044 | Edgemont | Cleburne County | 1,071 | 16 | $47k | $261k |
| 72045 | El Paso | White County | 1,110 | 26 | $61k | $140k |
| 72046 | England | Lonoke County | 3,876 | 17 | $57k | $107k |
| 72047 | Enola | Faulkner County | 894 | 26 | $62k | $193k |
| 72048 | Ethel | Arkansas County | 59 | 1 | – | $269k |
| 72051 | Fox | Stone County | 659 | 19 | – | $66k |
| 72052 | Garner | White County | 119 | 283 | $66k | – |
| 72053 | College Station | Pulaski County | 21 | 36 | – | – |
| 72055 | Gillett | Arkansas County | 472 | 5 | $68k | $100k |
| 72057 | Grapevine | Grant County | 1,231 | 14 | $59k | $84k |
| 72058 | Greenbrier | Faulkner County | 18,880 | 120 | $77k | $231k |
| 72059 | Gregory | Woodruff County | no residents | 0 | – | – |
| 72060 | Griffithville | White County | 539 | 7 | $27k | $73k |
| 72061 | Guy | Faulkner County | 207 | 92 | $81k | $136k |
| 72063 | Hattieville | Conway County | 1,673 | 24 | $60k | $121k |
| 72064 | Hazen | Prairie County | 2,781 | 19 | $64k | $130k |
| 72065 | Hensley | Saline County | 5,457 | 87 | $76k | $223k |
| 72066 | Hickory Plains | Prairie County | 259 | 15 | – | $157k |
| 72067 | Higden | Cleburne County | 2,870 | 59 | $54k | $212k |
| 72068 | Higginson | White County | 838 | 201 | $69k | $105k |
| 72069 | Holly Grove | Monroe County | 815 | 3 | $40k | $77k |
| 72070 | Houston | Perry County | 2,295 | 32 | $42k | $99k |
| 72072 | Humnoke | Lonoke County | 260 | 7 | $37k | $115k |
| 72073 | Humphrey | Arkansas County | 826 | 7 | $49k | $99k |
| 72074 | Hunter | Woodruff County | 100 | 9 | – | $92k |
| 72075 | Jacksonport | Jackson County | 10 | 244 | – | – |
| 72076 | Jacksonville | Pulaski County | 38,437 | 529 | $54k | $164k |
| 72078 | Jacksonville | Pulaski County | PO Box or unique | – | – | – |
| 72079 | Jefferson | Jefferson County | 385 | 19 | $70k | $164k |
| 72080 | Jerusalem | Van Buren County | 558 | 6 | $28k | $48k |
| 72081 | Judsonia | White County | 7,436 | 79 | $46k | $152k |
| 72082 | Kensett | White County | 1,956 | 469 | $32k | $91k |
| 72083 | Keo | Lonoke County | 310 | 84 | $39k | $87k |
| 72084 | Leola | Dallas County | 1,047 | 6 | $61k | $86k |
| 72085 | Letona | White County | 210 | 56 | $38k | $114k |
| 72086 | Lonoke | Lonoke County | 11,718 | 71 | $59k | $149k |
| 72087 | Lonsdale | Saline County | 1,732 | 28 | $46k | $159k |
| 72088 | Fairfield Bay | Van Buren County | 2,542 | 175 | $57k | $165k |
| 72089 | Bryant | Saline County | PO Box or unique | – | – | – |
| 72099 | Little Rock Air Force Base | Pulaski County | 629 | 524 | – | – |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.