First three digits · Illinois
ZIP Codes Starting with
60 ZIP codes start with 617, sorted at the Champaign, IL (SCF 618) sectional center (USPS labeling list L005, effective October 1, 2026) in Illinois: 53 residential ZIP codes across 8 counties and 7 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 617 mean?
The first digit, 6, is one of ten national areas (Illinois, Kansas, Missouri and Nebraska). The first three, 617, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 617 to the Champaign, IL (SCF 618) facility. The last two digits pick the delivery area. By residents, the largest town names among the 617 ZIP codes are Bloomington, Normal, Pontiac, Clinton, Fairbury and Heyworth.
The same facility sorts 5 prefixes, 270 ZIP codes in all: 609, 617, 618, 619, 624.
Where are the 617 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 617
| County | ||||||
|---|---|---|---|---|---|---|
| 61701 | Bloomington | McLean County | 35,136 | 3,186 | $57k | $145k |
| 61702 | Bloomington | McLean County | PO Box or unique | – | – | – |
| 61704 | Bloomington | McLean County | 37,279 | 1,958 | $95k | $248k |
| 61705 | Bloomington | McLean County | 13,213 | 152 | $121k | $328k |
| 61709 | Bloomington | McLean County | PO Box or unique | – | – | – |
| 61710 | Bloomington | McLean County | PO Box or unique | – | – | – |
| 61720 | Anchor | McLean County | 374 | 13 | $91k | $111k |
| 61721 | Armington | Tazewell County | 552 | 16 | $92k | $141k |
| 61722 | Arrowsmith | McLean County | 658 | 13 | $111k | $136k |
| 61723 | Atlanta | Logan County | 2,005 | 32 | $85k | $151k |
| 61724 | Bellflower | McLean County | 369 | 11 | $81k | $148k |
| 61725 | Carlock | Woodford County | 1,459 | 32 | $126k | $261k |
| 61726 | Chenoa | McLean County | 2,546 | 27 | $78k | $136k |
| 61727 | Clinton | De Witt County | 9,033 | 71 | $70k | $117k |
| 61728 | Colfax | McLean County | 1,359 | 20 | $97k | $155k |
| 61729 | Congerville | Woodford County | 1,263 | 68 | $101k | $259k |
| 61730 | Cooksville | McLean County | 361 | 12 | $77k | $161k |
| 61731 | Cropsey | McLean County | 76 | 3 | – | $181k |
| 61732 | Danvers | McLean County | 2,099 | 34 | $108k | $224k |
| 61733 | Deer Creek | Tazewell County | 984 | 44 | $98k | $202k |
| 61734 | Delavan | Tazewell County | 2,443 | 32 | $71k | $153k |
| 61735 | Dewitt | De Witt County | 360 | 17 | $93k | $163k |
| 61736 | Downs | McLean County | 2,673 | 77 | $110k | $276k |
| 61737 | Ellsworth | McLean County | 416 | 12 | $84k | $179k |
| 61738 | El Paso | Woodford County | 4,099 | 48 | $85k | $176k |
| 61739 | Fairbury | Livingston County | 4,628 | 44 | $77k | $164k |
| 61740 | Flanagan | Livingston County | 1,377 | 20 | $80k | $144k |
| 61741 | Forrest | Livingston County | 1,549 | 29 | $88k | $168k |
| 61742 | Goodfield | Woodford County | 1,542 | 250 | $112k | $240k |
| 61743 | Graymont | Livingston County | 113 | 7 | $94k | $175k |
| 61744 | Gridley | McLean County | 2,157 | 28 | $68k | $171k |
| 61745 | Heyworth | McLean County | 4,542 | 61 | $108k | $228k |
| 61747 | Hopedale | Tazewell County | 1,441 | 50 | $80k | $188k |
| 61748 | Hudson | McLean County | 2,675 | 61 | $128k | $234k |
| 61749 | Kenney | De Witt County | 653 | 18 | $71k | $113k |
| 61750 | Lane | De Witt County | 118 | 1,192 | – | – |
| 61751 | Lawndale | Logan County | 32 | 19 | – | $93k |
| 61752 | Le Roy | McLean County | 4,332 | 50 | $88k | $178k |
| 61753 | Lexington | McLean County | 2,833 | 34 | $104k | $186k |
| 61754 | McLean | McLean County | 1,131 | 14 | $99k | $163k |
| 61755 | Mackinaw | Tazewell County | 4,364 | 94 | $102k | $204k |
| 61756 | Maroa | Macon County | 2,542 | 30 | $86k | $181k |
| 61758 | Merna | McLean County | PO Box or unique | – | – | – |
| 61759 | Minier | Tazewell County | 1,359 | 39 | $92k | $162k |
| 61760 | Minonk | Woodford County | 2,226 | 32 | $75k | $121k |
| 61761 | Normal | McLean County | 54,075 | 1,269 | $65k | $215k |
| 61764 | Pontiac | Livingston County | 13,668 | 88 | $69k | $127k |
| 61769 | Saunemin | Livingston County | 641 | 18 | $60k | $126k |
| 61770 | Saybrook | McLean County | 1,067 | 18 | $61k | $111k |
| 61771 | Secor | Woodford County | 1,106 | 42 | $102k | $318k |
| 61772 | Shirley | McLean County | 273 | 11 | – | – |
| 61773 | Sibley | Ford County | 367 | 9 | $84k | $99k |
| 61774 | Stanford | McLean County | 949 | 22 | $86k | $180k |
| 61775 | Strawn | Livingston County | 187 | 6 | – | $112k |
| 61776 | Towanda | McLean County | 1,285 | 32 | $120k | $211k |
| 61777 | Wapella | De Witt County | 956 | 26 | $90k | $140k |
| 61778 | Waynesville | De Witt County | 547 | 18 | $60k | $115k |
| 61790 | Normal | McLean County | PO Box or unique | – | – | – |
| 61791 | Bloomington | McLean County | PO Box or unique | – | – | – |
| 61799 | Bloomington | McLean 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.