First three digits · Illinois
ZIP Codes Starting with
89 ZIP codes start with 601, sorted at the Carol Stream, IL (SCF 601) sectional center (USPS labeling list L005, effective October 1, 2026) in Illinois: 72 residential ZIP codes across 6 counties and 17 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 601 mean?
The first digit, 6, is one of ten national areas (Illinois, Kansas, Missouri and Nebraska). The first three, 601, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 601 to the Carol Stream, IL (SCF 601) facility. The last two digits pick the delivery area. By residents, the largest town names among the 601 ZIP codes are Elgin, Schaumburg, Wheaton, Saint Charles, Lombard and Hoffman Estates.
The same facility sorts 2 prefixes, 95 ZIP codes in all: 601, 603.
Where are the 601 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 601
| County | ||||||
|---|---|---|---|---|---|---|
| 60101 | Addison | DuPage County | 37,448 | 3,288 | $91k | $339k |
| 60102 | Algonquin | McHenry County | 32,286 | 2,047 | $133k | $350k |
| 60103 | Bartlett | DuPage County | 41,382 | 2,255 | $134k | $379k |
| 60104 | Bellwood | Cook County | 18,256 | 7,993 | $80k | $230k |
| 60105 | Bensenville | DuPage County | PO Box or unique | – | – | – |
| 60106 | Bensenville | DuPage County | 20,045 | 2,162 | $80k | $282k |
| 60107 | Streamwood | Cook County | 38,886 | 5,048 | $101k | $271k |
| 60108 | Bloomingdale | DuPage County | 23,604 | 3,195 | $103k | $382k |
| 60109 | Burlington | Kane County | 481 | 87 | $83k | $302k |
| 60110 | Carpentersville | Kane County | 38,558 | 4,604 | $88k | $234k |
| 60111 | Clare | DeKalb County | 257 | 12 | $85k | $376k |
| 60112 | Cortland | DeKalb County | 4,621 | 1,264 | $73k | $230k |
| 60113 | Creston | Ogle County | 306 | 3,221 | $67k | $166k |
| 60115 | Dekalb | DeKalb County | 42,536 | 525 | $47k | $209k |
| 60116 | Carol Stream | DuPage County | PO Box or unique | – | – | – |
| 60117 | Bloomingdale | DuPage County | PO Box or unique | – | – | – |
| 60118 | Dundee | Kane County | 15,892 | 759 | $107k | $358k |
| 60119 | Elburn | Kane County | 11,381 | 230 | $131k | $402k |
| 60120 | Elgin | Cook County | 51,225 | 2,940 | $82k | $242k |
| 60121 | Elgin | Kane County | PO Box or unique | – | – | – |
| 60122 | Elgin | Kane County | PO Box or unique | – | – | – |
| 60123 | Elgin | Kane County | 48,379 | 3,464 | $88k | $261k |
| 60124 | Elgin | Kane County | 24,487 | 642 | $140k | $431k |
| 60126 | Elmhurst | DuPage County | 47,516 | 4,240 | $148k | $540k |
| 60128 | Carol Stream | DuPage County | PO Box or unique | – | – | – |
| 60129 | Esmond | Ogle County | 229 | 14 | $118k | $188k |
| 60130 | Forest Park | Cook County | 13,943 | 4,948 | $77k | $305k |
| 60131 | Franklin Park | Cook County | 18,054 | 3,321 | $77k | $287k |
| 60132 | Carol Stream | DuPage County | PO Box or unique | – | – | – |
| 60133 | Hanover Park | DuPage County | 36,732 | 4,381 | $92k | $274k |
| 60134 | Geneva | Kane County | 29,743 | 2,043 | $153k | $449k |
| 60135 | Genoa | DeKalb County | 7,274 | 155 | $98k | $254k |
| 60136 | Gilberts | Kane County | 8,777 | 1,186 | $148k | $347k |
| 60137 | Glen Ellyn | DuPage County | 38,696 | 3,528 | $138k | $514k |
| 60138 | Glen Ellyn | DuPage County | PO Box or unique | – | – | – |
| 60139 | Glendale Heights | DuPage County | 32,848 | 5,939 | $86k | $262k |
| 60140 | Hampshire | Kane County | 22,689 | 280 | $111k | $338k |
| 60141 | Hines | Cook County | 195 | 464 | $19k | – |
| 60142 | Huntley | McHenry County | 29,692 | 764 | $90k | $340k |
| 60143 | Itasca | DuPage County | 11,324 | 1,625 | $114k | $399k |
| 60144 | Kaneville | Kane County | 66 | 1,347 | $59k | $300k |
| 60145 | Kingston | DeKalb County | 2,464 | 73 | $109k | $268k |
| 60146 | Kirkland | DeKalb County | 2,369 | 43 | $88k | $222k |
| 60147 | Lafox | Kane County | PO Box or unique | – | – | – |
| 60148 | Lombard | DuPage County | 52,596 | 3,805 | $101k | $344k |
| 60150 | Malta | DeKalb County | 1,738 | 31 | $87k | $188k |
| 60151 | Maple Park | Kane County | 3,888 | 47 | $118k | $347k |
| 60152 | Marengo | McHenry County | 12,417 | 130 | $99k | $300k |
| 60153 | Maywood | Cook County | 23,201 | 8,172 | $69k | $230k |
| 60154 | Westchester | Cook County | 16,436 | 3,769 | $99k | $327k |
| 60155 | Broadview | Cook County | 7,906 | 4,260 | $65k | $252k |
| 60156 | Lake In The Hills | McHenry County | 28,800 | 2,714 | $117k | $322k |
| 60157 | Medinah | DuPage County | 2,577 | 1,667 | $136k | $532k |
| 60159 | Schaumburg | Cook County | PO Box or unique | – | – | – |
| 60160 | Melrose Park | Cook County | 24,549 | 5,393 | $66k | $276k |
| 60161 | Melrose Park | Cook County | PO Box or unique | – | – | – |
| 60162 | Hillside | Cook County | 8,084 | 2,547 | $72k | $247k |
| 60163 | Berkeley | Cook County | 5,199 | 4,126 | $86k | $247k |
| 60164 | Melrose Park | Cook County | 20,872 | 4,249 | $81k | $258k |
| 60165 | Stone Park | Cook County | 4,482 | 13,105 | $67k | $242k |
| 60168 | Schaumburg | Cook County | PO Box or unique | – | – | – |
| 60169 | Hoffman Estates | Cook County | 33,401 | 4,359 | $91k | $306k |
| 60171 | River Grove | Cook County | 10,451 | 4,641 | $70k | $242k |
| 60172 | Roselle | DuPage County | 24,141 | 3,450 | $111k | $347k |
| 60173 | Schaumburg | Cook County | 13,650 | 2,126 | $104k | $372k |
| 60174 | Saint Charles | Kane County | 31,402 | 2,289 | $105k | $362k |
| 60175 | Saint Charles | Kane County | 25,553 | 762 | $181k | $520k |
| 60176 | Schiller Park | Cook County | 11,393 | 4,491 | $70k | $275k |
| 60177 | South Elgin | Kane County | 24,416 | 2,750 | $126k | $340k |
| 60178 | Sycamore | DeKalb County | 22,224 | 331 | $93k | $280k |
| 60179 | Hoffman Estates | Cook County | PO Box or unique | – | – | – |
| 60180 | Union | McHenry County | 1,831 | 87 | $110k | $349k |
| 60181 | Villa Park | DuPage County | 30,346 | 4,663 | $92k | $312k |
| 60183 | Wasco | Kane County | 23 | 47 | – | – |
| 60184 | Wayne | DuPage County | 2,557 | 304 | $164k | $643k |
| 60185 | West Chicago | DuPage County | 33,703 | 1,091 | $107k | $344k |
| 60186 | West Chicago | DuPage County | PO Box or unique | – | – | – |
| 60187 | Wheaton | DuPage County | 28,815 | 4,346 | $120k | $434k |
| 60188 | Carol Stream | DuPage County | 42,307 | 4,209 | $104k | $337k |
| 60189 | Wheaton | DuPage County | 31,042 | 2,974 | $129k | $483k |
| 60190 | Winfield | DuPage County | 11,826 | 2,425 | $143k | $393k |
| 60191 | Wood Dale | DuPage County | 14,396 | 2,762 | $91k | $322k |
| 60192 | Hoffman Estates | Cook County | 16,461 | 1,477 | $154k | $420k |
| 60193 | Schaumburg | Cook County | 40,146 | 4,558 | $96k | $330k |
| 60194 | Schaumburg | Cook County | 19,756 | 5,355 | $98k | $330k |
| 60195 | Schaumburg | Cook County | 4,397 | 2,606 | $90k | $319k |
| 60196 | Schaumburg | Cook County | PO Box or unique | – | – | – |
| 60197 | Carol Stream | DuPage County | PO Box or unique | – | – | – |
| 60199 | Carol Stream | DuPage 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.