First three digits · Nebraska
ZIP Codes Starting with
56 ZIP codes start with 684, sorted at the Lincoln, NE (SCF 683) sectional center (USPS labeling list L005, effective October 1, 2026) in Nebraska: 56 residential ZIP codes across 14 counties (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 684 mean?
The first digit, 6, is one of ten national areas (Illinois, Kansas, Missouri and Nebraska). The first three, 684, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 684 to the Lincoln, NE (SCF 683) facility. The last two digits pick the delivery area. By residents, the largest town names among the 684 ZIP codes are York, Seward, Nebraska City, Waverly, Milford and Tecumseh.
The same facility sorts 5 prefixes, 278 ZIP codes in all: 683, 684, 685, 688, 689.
Where are the 684 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 684
| County | ||||||
|---|---|---|---|---|---|---|
| 68401 | McCool Junction | York County | 1,122 | 29 | $112k | $197k |
| 68402 | Malcolm | Lancaster County | 1,459 | 45 | $123k | $449k |
| 68403 | Manley | Cass County | 206 | 278 | $65k | $163k |
| 68404 | Martell | Lancaster County | 1,039 | 21 | $113k | $313k |
| 68405 | Milford | Seward County | 3,575 | 45 | $75k | $245k |
| 68406 | Milligan | Fillmore County | 468 | 9 | $69k | $123k |
| 68407 | Murdock | Cass County | 878 | 19 | $100k | $307k |
| 68409 | Murray | Cass County | 625 | 21 | $92k | $221k |
| 68410 | Nebraska City | Otoe County | 8,980 | 63 | $72k | $183k |
| 68413 | Nehawka | Cass County | 558 | 10 | $82k | $304k |
| 68414 | Nemaha | Nemaha County | 102 | 3 | $82k | $67k |
| 68415 | Odell | Gage County | 508 | 7 | $75k | $163k |
| 68416 | Ohiowa | Fillmore County | 175 | 4 | $70k | – |
| 68417 | Otoe | Otoe County | 273 | 12 | $68k | – |
| 68418 | Palmyra | Otoe County | 1,109 | 16 | $86k | $203k |
| 68419 | Panama | Lancaster County | 242 | 240 | $99k | $207k |
| 68420 | Pawnee City | Pawnee County | 1,255 | 10 | $56k | $68k |
| 68421 | Peru | Nemaha County | 987 | 20 | $62k | $114k |
| 68422 | Pickrell | Gage County | 818 | 16 | $94k | $338k |
| 68423 | Pleasant Dale | Seward County | 688 | 12 | $101k | $302k |
| 68424 | Plymouth | Jefferson County | 707 | 11 | $69k | $174k |
| 68428 | Raymond | Lancaster County | 1,332 | 23 | $115k | $386k |
| 68429 | Reynolds | Jefferson County | 59 | 3 | $44k | $106k |
| 68430 | Roca | Lancaster County | 1,989 | 44 | $146k | $469k |
| 68431 | Rulo | Richardson County | 269 | 5 | $75k | $138k |
| 68433 | Salem | Richardson County | 196 | 4 | $46k | $79k |
| 68434 | Seward | Seward County | 9,099 | 58 | $82k | $272k |
| 68436 | Shickley | Fillmore County | 527 | 7 | $73k | $158k |
| 68437 | Shubert | Richardson County | 247 | 5 | $44k | $64k |
| 68438 | Sprague | Lancaster County | 176 | 1,725 | $81k | $197k |
| 68439 | Staplehurst | Seward County | 691 | 19 | $83k | $181k |
| 68440 | Steele City | Jefferson County | 109 | 5 | – | – |
| 68441 | Steinauer | Pawnee County | 133 | 2 | $51k | $90k |
| 68442 | Stella | Richardson County | 211 | 6 | $65k | $127k |
| 68443 | Sterling | Johnson County | 1,200 | 13 | $68k | $174k |
| 68444 | Strang | Fillmore County | 44 | 2 | $120k | – |
| 68445 | Swanton | Saline County | 161 | 7 | $61k | $156k |
| 68446 | Syracuse | Otoe County | 2,792 | 29 | $91k | $237k |
| 68447 | Table Rock | Pawnee County | 520 | 10 | $64k | $74k |
| 68448 | Talmage | Otoe County | 225 | 5 | $75k | $116k |
| 68450 | Tecumseh | Johnson County | 3,124 | 24 | $46k | $159k |
| 68452 | Ong | Clay County | 67 | 4 | $63k | – |
| 68453 | Tobias | Saline County | 280 | 4 | $84k | $121k |
| 68454 | Unadilla | Otoe County | 778 | 14 | $84k | $225k |
| 68455 | Union | Cass County | 852 | 22 | $115k | $321k |
| 68456 | Utica | Seward County | 1,215 | 23 | $90k | $203k |
| 68457 | Verdon | Richardson County | 460 | 12 | $89k | $98k |
| 68458 | Virginia | Gage County | 226 | 7 | $91k | – |
| 68460 | Waco | York County | 601 | 6 | $93k | $221k |
| 68461 | Walton | Lancaster County | 503 | 21 | – | $764k |
| 68462 | Waverly | Lancaster County | 4,928 | 89 | $120k | $323k |
| 68463 | Weeping Water | Cass County | 1,831 | 32 | $86k | $200k |
| 68464 | Western | Saline County | 392 | 5 | $60k | $178k |
| 68465 | Wilber | Saline County | 2,543 | 25 | $92k | $205k |
| 68466 | Wymore | Gage County | 1,697 | 16 | $62k | $87k |
| 68467 | York | York County | 9,718 | 56 | $71k | $195k |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.