First three digits · Indiana
ZIP Codes Starting with
52 ZIP codes start with 465, sorted at the South Bend, IN (SCF 465) sectional center (USPS labeling list L005, effective October 1, 2026) in Indiana: 48 residential ZIP codes across 7 counties and 4 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 465 mean?
The first digit, 4, is one of ten national areas (Indiana, Kentucky, Michigan and Ohio). The first three, 465, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 465 to the South Bend, IN (SCF 465) facility. The last two digits pick the delivery area. By residents, the largest town names among the 465 ZIP codes are Elkhart, Goshen, Mishawaka, Warsaw, Granger and Plymouth.
The same facility sorts 2 prefixes, 68 ZIP codes in all: 465, 466.
Where are the 465 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 465
| County | ||||||
|---|---|---|---|---|---|---|
| 46501 | Argos | Marshall County | 3,780 | 53 | $64k | $157k |
| 46502 | Atwood | Kosciusko County | no residents | 0 | – | – |
| 46504 | Bourbon | Marshall County | 3,500 | 53 | $75k | $184k |
| 46506 | Bremen | Marshall County | 9,994 | 99 | $79k | $243k |
| 46507 | Bristol | Elkhart County | 9,991 | 248 | $83k | $245k |
| 46508 | Burket | Kosciusko County | 203 | 2,538 | $56k | $109k |
| 46510 | Claypool | Kosciusko County | 2,984 | 44 | $99k | $208k |
| 46511 | Culver | Marshall County | 3,755 | 56 | $58k | $234k |
| 46513 | Donaldson | Marshall County | no residents | 0 | – | – |
| 46514 | Elkhart | Elkhart County | 42,389 | 1,096 | $66k | $198k |
| 46515 | Elkhart | Elkhart County | PO Box or unique | – | – | – |
| 46516 | Elkhart | Elkhart County | 31,871 | 1,821 | $57k | $153k |
| 46517 | Elkhart | Elkhart County | 25,433 | 689 | $57k | $177k |
| 46524 | Etna Green | Kosciusko County | 2,023 | 58 | $66k | $178k |
| 46526 | Goshen | Elkhart County | 33,668 | 502 | $68k | $204k |
| 46527 | Goshen | Elkhart County | PO Box or unique | – | – | – |
| 46528 | Goshen | Elkhart County | 26,248 | 362 | $82k | $248k |
| 46530 | Granger | St. Joseph County | 31,598 | 1,299 | $122k | $345k |
| 46531 | Grovertown | Starke County | 1,825 | 86 | $58k | $142k |
| 46532 | Hamlet | Starke County | 1,921 | 37 | $85k | $145k |
| 46534 | Knox | Starke County | 10,811 | 90 | $63k | $169k |
| 46536 | Lakeville | St. Joseph County | 2,964 | 101 | $78k | $227k |
| 46537 | Lapaz | Marshall County | 475 | 1,147 | $64k | $150k |
| 46538 | Leesburg | Kosciusko County | 4,291 | 134 | $90k | $271k |
| 46539 | Mentone | Kosciusko County | 2,659 | 76 | $74k | $159k |
| 46540 | Middlebury | Elkhart County | 12,993 | 219 | $97k | $314k |
| 46542 | Milford | Kosciusko County | 5,096 | 101 | $79k | $188k |
| 46543 | Millersburg | Elkhart County | 4,741 | 156 | $105k | $273k |
| 46544 | Mishawaka | St. Joseph County | 31,077 | 781 | $59k | $172k |
| 46545 | Mishawaka | St. Joseph County | 26,606 | 1,452 | $57k | $178k |
| 46546 | Mishawaka | St. Joseph County | PO Box or unique | – | – | – |
| 46550 | Nappanee | Elkhart County | 12,843 | 179 | $84k | $282k |
| 46552 | New Carlisle | St. Joseph County | 7,047 | 110 | $91k | $238k |
| 46553 | New Paris | Elkhart County | 3,828 | 122 | $89k | $280k |
| 46554 | North Liberty | St. Joseph County | 4,405 | 65 | $88k | $203k |
| 46555 | North Webster | Kosciusko County | 2,517 | 249 | $70k | $203k |
| 46556 | Notre Dame | St. Joseph County | 8,344 | 5,069 | – | – |
| 46561 | Osceola | St. Joseph County | 13,996 | 1,032 | $92k | $231k |
| 46562 | Pierceton | Kosciusko County | 5,040 | 84 | $69k | $196k |
| 46563 | Plymouth | Marshall County | 23,615 | 154 | $73k | $201k |
| 46565 | Shipshewana | LaGrange County | 9,014 | 143 | $96k | $340k |
| 46567 | Syracuse | Kosciusko County | 9,292 | 162 | $77k | $240k |
| 46570 | Tippecanoe | Marshall County | 1,279 | 64 | $54k | $221k |
| 46571 | Topeka | LaGrange County | 6,315 | 140 | $86k | $278k |
| 46572 | Tyner | Marshall County | 115 | 289 | $125k | $157k |
| 46573 | Wakarusa | Elkhart County | 3,936 | 114 | $86k | $241k |
| 46574 | Walkerton | LaPorte County | 7,426 | 76 | $76k | $188k |
| 46580 | Warsaw | Kosciusko County | 21,794 | 306 | $72k | $193k |
| 46581 | Warsaw | Kosciusko County | PO Box or unique | – | – | – |
| 46582 | Warsaw | Kosciusko County | 14,604 | 253 | $67k | $255k |
| 46590 | Winona Lake | Kosciusko County | 5,080 | 1,823 | $82k | $275k |
| 46595 | Wyatt | St. Joseph County | no residents | 0 | – | – |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.