First three digits · Mississippi
ZIP Codes Starting with
45 ZIP codes start with 394, sorted at the Mobile, AL (SCF 365) sectional center (USPS labeling list L005, effective October 1, 2026) in Mississippi: 36 residential ZIP codes across 11 counties and 9 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 394 mean?
The first digit, 3, is one of ten national areas (Alabama, Florida, Georgia, Mississippi, Tennessee and Armed Forces Americas). The first three, 394, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 394 to the Mobile, AL (SCF 365) facility. The last two digits pick the delivery area. By residents, the largest town names among the 394 ZIP codes are Hattiesburg, Laurel, Lucedale, Picayune, Petal and Carriere.
The same facility sorts 3 prefixes, 145 ZIP codes in all: 365, 366, 394.
Where are the 394 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 394
| County | ||||||
|---|---|---|---|---|---|---|
| 39401 | Hattiesburg | Forrest County | 42,531 | 225 | $41k | $134k |
| 39402 | Hattiesburg | Lamar County | 44,620 | 479 | $75k | $254k |
| 39403 | Hattiesburg | Forrest County | PO Box or unique | – | – | – |
| 39404 | Hattiesburg | Forrest County | PO Box or unique | – | – | – |
| 39406 | Hattiesburg | Forrest County | 1,935 | 5,691 | – | – |
| 39407 | Hattiesburg | Forrest County | PO Box or unique | – | – | – |
| 39421 | Bassfield | Jefferson Davis County | 2,550 | 38 | $55k | $97k |
| 39422 | Bay Springs | Jasper County | 4,427 | 32 | $52k | $88k |
| 39423 | Beaumont | Perry County | 2,642 | 27 | $55k | $92k |
| 39425 | Brooklyn | Perry County | 1,921 | 9 | $70k | $225k |
| 39426 | Carriere | Pearl River County | 18,737 | 103 | $74k | $208k |
| 39427 | Carson | Jefferson Davis County | 799 | 14 | $32k | $52k |
| 39428 | Collins | Covington County | 8,977 | 50 | $47k | $103k |
| 39429 | Columbia | Marion County | 16,320 | 55 | $46k | $142k |
| 39436 | Eastabuchie | Jones County | PO Box or unique | – | – | – |
| 39437 | Ellisville | Jones County | 12,530 | 74 | $56k | $174k |
| 39439 | Heidelberg | Jasper County | 5,160 | 38 | $34k | $101k |
| 39440 | Laurel | Jones County | 19,385 | 1,095 | $47k | $125k |
| 39441 | Laurel | Jones County | PO Box or unique | – | – | – |
| 39442 | Laurel | Jones County | PO Box or unique | – | – | – |
| 39443 | Laurel | Jones County | 22,767 | 78 | $59k | $154k |
| 39451 | Leakesville | Greene County | 7,323 | 28 | $68k | $112k |
| 39452 | Lucedale | George County | 29,181 | 55 | $60k | $166k |
| 39455 | Lumberton | Lamar County | 7,937 | 22 | $54k | $105k |
| 39456 | McLain | Greene County | 1,027 | 9 | $42k | $83k |
| 39457 | McNeill | Pearl River County | PO Box or unique | – | – | – |
| 39459 | Moselle | Jones County | 3,705 | 59 | $54k | $156k |
| 39460 | Moss | Jasper County | PO Box or unique | – | – | – |
| 39461 | Neely | Greene County | 394 | 9 | $56k | – |
| 39462 | New Augusta | Perry County | 1,684 | 30 | $45k | $94k |
| 39463 | Nicholson | Pearl River County | PO Box or unique | – | – | – |
| 39464 | Ovett | Jones County | 2,367 | 22 | $72k | $155k |
| 39465 | Petal | Forrest County | 22,882 | 186 | $74k | $186k |
| 39466 | Picayune | Pearl River County | 28,025 | 183 | $53k | $173k |
| 39470 | Poplarville | Pearl River County | 13,926 | 32 | $53k | $171k |
| 39474 | Prentiss | Jefferson Davis County | 6,099 | 40 | $36k | $85k |
| 39475 | Purvis | Lamar County | 14,530 | 92 | $64k | $192k |
| 39476 | Richton | Perry County | 6,600 | 16 | $59k | $145k |
| 39477 | Sandersville | Jones County | 387 | 74 | $53k | $90k |
| 39478 | Sandy Hook | Marion County | 2,043 | 28 | $48k | $102k |
| 39479 | Seminary | Covington County | 5,513 | 44 | $47k | $136k |
| 39480 | Soso | Jones County | 2,076 | 42 | $75k | $183k |
| 39481 | Stringer | Jasper County | 1,567 | 42 | $62k | $166k |
| 39482 | Sumrall | Lamar County | 12,606 | 64 | $64k | $200k |
| 39483 | Foxworth | Marion County | 5,120 | 34 | $37k | $81k |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.