First three digits · Michigan
ZIP Codes Starting with
60 ZIP codes start with 484, sorted at the Metroplex, MI (SCF 480) sectional center (USPS labeling list L005, effective October 1, 2026) in Michigan: 59 residential ZIP codes across 9 counties and 1 PO Box or single-organization code (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 484 mean?
The first digit, 4, is one of ten national areas (Indiana, Kentucky, Michigan and Ohio). The first three, 484, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 484 to the Metroplex, MI (SCF 480) facility. The last two digits pick the delivery area. By residents, the largest town names among the 484 ZIP codes are Grand Blanc, Fenton, Davison, Lapeer, Flushing and Holly.
The same facility sorts 6 prefixes, 341 ZIP codes in all: 480, 483, 484, 485, 486, 487.
Where are the 484 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 484
| County | ||||||
|---|---|---|---|---|---|---|
| 48401 | Applegate | Sanilac County | 1,323 | 38 | $71k | $163k |
| 48410 | Argyle | Sanilac County | 77 | 38 | $55k | $111k |
| 48411 | Atlas | Genesee County | 56 | 211 | – | – |
| 48412 | Attica | Lapeer County | 5,815 | 118 | $80k | $232k |
| 48413 | Bad Axe | Huron County | 7,288 | 53 | $58k | $156k |
| 48414 | Bancroft | Shiawassee County | 2,488 | 79 | $68k | $195k |
| 48415 | Birch Run | Saginaw County | 8,918 | 138 | $79k | $210k |
| 48416 | Brown City | Sanilac County | 4,996 | 44 | $67k | $222k |
| 48417 | Burt | Saginaw County | 2,222 | 96 | $72k | $166k |
| 48418 | Byron | Shiawassee County | 4,484 | 109 | $75k | $255k |
| 48419 | Carsonville | Sanilac County | 2,268 | 29 | $60k | $173k |
| 48420 | Clio | Genesee County | 21,195 | 319 | $66k | $192k |
| 48421 | Columbiaville | Lapeer County | 6,935 | 167 | $71k | $221k |
| 48422 | Croswell | Sanilac County | 6,094 | 64 | $58k | $171k |
| 48423 | Davison | Genesee County | 33,757 | 524 | $65k | $223k |
| 48426 | Decker | Sanilac County | 1,317 | 35 | $62k | $126k |
| 48427 | Deckerville | Sanilac County | 2,861 | 30 | $57k | $157k |
| 48428 | Dryden | Lapeer County | 5,151 | 156 | $100k | $312k |
| 48429 | Durand | Shiawassee County | 8,241 | 155 | $68k | $161k |
| 48430 | Fenton | Livingston County | 39,309 | 473 | $100k | $326k |
| 48432 | Filion | Huron County | 498 | 16 | $64k | $115k |
| 48433 | Flushing | Genesee County | 26,384 | 475 | $82k | $211k |
| 48434 | Forestville | Sanilac County | 136 | 171 | $41k | $171k |
| 48435 | Fostoria | Tuscola County | 2,547 | 98 | $87k | $143k |
| 48436 | Gaines | Genesee County | 4,131 | 127 | $95k | $276k |
| 48437 | Genesee | Genesee County | 279 | 483 | $41k | $117k |
| 48438 | Goodrich | Genesee County | 7,591 | 238 | $107k | $337k |
| 48439 | Grand Blanc | Genesee County | 51,900 | 952 | $89k | $262k |
| 48440 | Hadley | Lapeer County | 146 | 557 | $153k | – |
| 48441 | Harbor Beach | Huron County | 3,682 | 36 | $51k | $154k |
| 48442 | Holly | Oakland County | 22,788 | 265 | $87k | $266k |
| 48444 | Imlay City | Lapeer County | 9,483 | 116 | $71k | $239k |
| 48445 | Kinde | Huron County | 1,162 | 20 | $52k | $122k |
| 48446 | Lapeer | Lapeer County | 30,581 | 251 | $66k | $220k |
| 48449 | Lennon | Shiawassee County | 2,744 | 111 | $70k | $159k |
| 48450 | Lexington | Sanilac County | 4,320 | 198 | $53k | $198k |
| 48451 | Linden | Genesee County | 16,097 | 473 | $100k | $283k |
| 48453 | Marlette | Sanilac County | 5,046 | 47 | $54k | $164k |
| 48454 | Melvin | Sanilac County | 1,175 | 39 | $63k | $189k |
| 48455 | Metamora | Lapeer County | 8,532 | 132 | $104k | $368k |
| 48456 | Minden City | Sanilac County | 788 | 18 | $62k | $195k |
| 48457 | Montrose | Genesee County | 8,770 | 204 | $71k | $176k |
| 48458 | Mount Morris | Genesee County | 19,519 | 546 | $47k | $96k |
| 48460 | New Lothrop | Shiawassee County | 2,701 | 78 | $80k | $214k |
| 48461 | North Branch | Lapeer County | 7,719 | 95 | $79k | $205k |
| 48462 | Ortonville | Oakland County | 13,279 | 292 | $106k | $344k |
| 48463 | Otisville | Genesee County | 4,393 | 132 | $73k | $192k |
| 48464 | Otter Lake | Lapeer County | 2,152 | 126 | $81k | $206k |
| 48465 | Palms | Sanilac County | 458 | 11 | $74k | $201k |
| 48466 | Peck | Sanilac County | 1,514 | 41 | $59k | $151k |
| 48467 | Port Austin | Huron County | 2,412 | 38 | $54k | $173k |
| 48468 | Port Hope | Huron County | 1,350 | 21 | $63k | $151k |
| 48469 | Port Sanilac | Sanilac County | 1,388 | 176 | $56k | $163k |
| 48470 | Ruth | Huron County | 600 | 15 | $59k | $189k |
| 48471 | Sandusky | Sanilac County | 5,414 | 54 | $63k | $143k |
| 48472 | Snover | Sanilac County | 1,359 | 18 | $61k | $159k |
| 48473 | Swartz Creek | Genesee County | 22,339 | 397 | $78k | $206k |
| 48475 | Ubly | Sanilac County | 2,235 | 21 | $62k | $161k |
| 48476 | Vernon | Shiawassee County | 689 | 1,009 | $70k | $134k |
| 48480 | Grand Blanc | Genesee 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.