First three digits · Louisiana
ZIP Codes Starting with
44 ZIP codes start with 706, sorted at the Lafayette, LA (SCF 705) sectional center (USPS labeling list L005, effective October 1, 2026) in Louisiana: 39 residential ZIP codes across 6 counties and 5 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 706 mean?
The first digit, 7, is one of ten national areas (Arkansas, Louisiana, Oklahoma and Texas). The first three, 706, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 706 to the Lafayette, LA (SCF 705) facility. The last two digits pick the delivery area. By residents, the largest town names among the 706 ZIP codes are Lake Charles, Sulphur, Deridder, Iowa, Westlake and Dequincy.
The same facility sorts 2 prefixes, 119 ZIP codes in all: 705, 706.
Where are the 706 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 706
| County | ||||||
|---|---|---|---|---|---|---|
| 70601 | Lake Charles | Calcasieu Parish | 30,872 | 1,915 | $50k | $162k |
| 70602 | Lake Charles | Calcasieu Parish | PO Box or unique | – | – | – |
| 70605 | Lake Charles | Calcasieu Parish | 40,482 | 942 | $86k | $309k |
| 70606 | Lake Charles | Calcasieu Parish | PO Box or unique | – | – | – |
| 70607 | Lake Charles | Calcasieu Parish | 27,080 | 235 | $60k | $181k |
| 70609 | Lake Charles | Calcasieu Parish | 357 | 39,667 | – | – |
| 70611 | Lake Charles | Calcasieu Parish | 22,124 | 271 | $102k | $258k |
| 70612 | Lake Charles | Calcasieu Parish | PO Box or unique | – | – | – |
| 70615 | Lake Charles | Calcasieu Parish | 12,980 | 283 | $40k | $140k |
| 70616 | Lake Charles | Calcasieu Parish | PO Box or unique | – | – | – |
| 70629 | Lake Charles | Calcasieu Parish | no residents | 0 | – | – |
| 70630 | Bell City | Cameron Parish | 1,478 | 11 | $74k | $209k |
| 70631 | Cameron | Cameron Parish | 370 | 1 | $63k | $134k |
| 70632 | Creole | Cameron Parish | 131 | 1 | $31k | $213k |
| 70633 | Dequincy | Calcasieu Parish | 8,486 | 48 | $67k | $180k |
| 70634 | Deridder | Beauregard Parish | 25,194 | 57 | $63k | $163k |
| 70637 | Dry Creek | Allen Parish | 825 | 19 | $126k | $327k |
| 70638 | Elizabeth | Allen Parish | 792 | 23 | $38k | $87k |
| 70639 | Evans | Vernon Parish | 367 | 6 | $63k | – |
| 70640 | Fenton | Jefferson Davis Parish | 196 | 920 | $22k | $97k |
| 70643 | Grand Chenier | Cameron Parish | 87 | 0 | $58k | – |
| 70644 | Grant | Allen Parish | 190 | 17 | $22k | $66k |
| 70645 | Hackberry | Cameron Parish | 899 | 8 | $105k | $231k |
| 70646 | Hayes | Calcasieu Parish | 877 | 90 | $129k | $165k |
| 70647 | Iowa | Calcasieu Parish | 12,736 | 71 | $71k | $271k |
| 70648 | Kinder | Allen Parish | 7,104 | 34 | $49k | $151k |
| 70650 | Lacassine | Jefferson Davis Parish | 218 | 129 | – | – |
| 70651 | Leblanc | Allen Parish | 302 | 11 | $43k | $61k |
| 70652 | Longville | Beauregard Parish | 2,149 | 20 | $69k | $232k |
| 70653 | Merryville | Beauregard Parish | 3,184 | 12 | $69k | $112k |
| 70654 | Mittie | Allen Parish | 1 | 0 | – | – |
| 70655 | Oberlin | Allen Parish | 3,047 | 24 | $51k | $91k |
| 70656 | Pitkin | Vernon Parish | 4,015 | 13 | $62k | $74k |
| 70657 | Ragley | Beauregard Parish | 5,254 | 33 | $61k | $192k |
| 70658 | Reeves | Allen Parish | 914 | 14 | $66k | $154k |
| 70659 | Rosepine | Vernon Parish | 1,387 | 622 | $66k | $204k |
| 70660 | Singer | Beauregard Parish | 1,996 | 14 | $112k | $230k |
| 70661 | Starks | Calcasieu Parish | 1,861 | 10 | $25k | $84k |
| 70662 | Sugartown | Beauregard Parish | 488 | 17 | $96k | $144k |
| 70663 | Sulphur | Calcasieu Parish | 27,799 | 284 | $65k | $181k |
| 70664 | Sulphur | Calcasieu Parish | PO Box or unique | – | – | – |
| 70665 | Sulphur | Calcasieu Parish | 13,222 | 86 | $87k | $237k |
| 70668 | Vinton | Calcasieu Parish | 6,169 | 44 | $50k | $129k |
| 70669 | Westlake | Calcasieu Parish | 9,552 | 327 | $69k | $173k |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.