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County ZIP codes · Louisiana · FIPS 22097

St. Landry Parish, LA ZIP Codes

St. Landry Parish, Louisiana has 20 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 19 residential and 1 for PO boxes or a single organization. 13 of the residential ones lie mainly in St. Landry Parish and 6 mainly in a neighboring county; 9 cross the county line. Median household income ranges from $27,030 in 71322 (Bunkie) to $62,575 in 70520 (Carencro) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of St. Landry Parish?

70512 · Arnaudville: $47k70520 · Carencro: $63k70525 · Church Point: $45k70535 · Eunice: $44k70541 · Grand Coteau: $48k70550 · Lawtell: –70551 · Leonville: $45k70570 · Opelousas: $45k70577 · Port Barre: $47k70584 · Sunset: $62k70586 · Ville Platte: $40k70589 · Washington: $50k70750 · Krotz Springs: $39k71322 · Bunkie: $27k71345 · Lebeau: –71353 · Melville: $37k71356 · Morrow: –71358 · Palmetto: $44k71362 · Plaucheville: $45k70586713227058970570705357052571358713537051271362705777075070520705847135670512 · Arnaudville: $47k70520 · Carencro: $63k70525 · Church Point: $45k70535 · Eunice: $44k70541 · Grand Coteau: $48k70550 · Lawtell: –70551 · Leonville: $45k70570 · Opelousas: $45k70577 · Port Barre: $47k70584 · Sunset: $62k70586 · Ville Platte: $40k70589 · Washington: $50k70750 · Krotz Springs: $39k71322 · Bunkie: $27k71345 · Lebeau: –71353 · Melville: $37k71356 · Morrow: –71358 · Palmetto: $44k71362 · Plaucheville: $45k70586713227058970570705357052571358713537051271362705777075070520705847135670512 · Arnaudville: $47k70520 · Carencro: $63k70525 · Church Point: $45k70535 · Eunice: $44k70541 · Grand Coteau: $48k70550 · Lawtell: –70551 · Leonville: $45k70570 · Opelousas: $45k70577 · Port Barre: $47k70584 · Sunset: $62k70586 · Ville Platte: $40k70589 · Washington: $50k70750 · Krotz Springs: $39k71322 · Bunkie: $27k71345 · Lebeau: –71353 · Melville: $37k71356 · Morrow: –71358 · Palmetto: $44k71362 · Plaucheville: $45k70586713227058970570705357052571358705127136270577707507052070584
The residential ZIP codes of St. Landry Parish (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024). <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are its ZIP codes?

The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $40,129 and $47,313.

They carry 19 postal town names.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).

All 19 residential ZIP codes in St. Landry Parish

13 ZIP codes lie mainly in St. Landry Parish; 6 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in St. Landry Parish, largest first; "In this county" is the share of the ZIP's land in the county
In this county
70570 Opelousas 37,565 219 $45k $143k 100%
70512 Arnaudville 10,740 110 $47k $167k 61%
70584 Sunset 7,481 216 $62k $194k 100%
70577 Port Barre 3,939 52 $47k $102k 100%
70589 Washington 2,875 24 $50k $129k 97%
71353 Melville 1,399 17 $37k $118k 100%
70750 Krotz Springs 1,117 17 $39k $96k 100%
71358 Palmetto 867 8 $44k – 100%
70541 Grand Coteau 858 418 $48k $88k 100%
71356 Morrow 596 30 – – 87%
70551 Leonville 570 855 $45k – 100%
70550 Lawtell 34 38 – – 100%
71345 Lebeau 34 234 – – 100%

Partly in St. Landry Parish

Residential ZIP codes mainly in another county that reach at least 1% into St. Landry Parish, by their share here
In this county
71322 Bunkie 5,356 27 $27k $98k 44%
70525 Church Point 14,687 143 $45k $120k 38%
70535 Eunice 18,466 115 $44k $159k 26%
71362 Plaucheville 2,233 32 $45k $102k 22%
70520 Carencro 20,390 525 $63k $208k 3%
70586 Ville Platte 19,320 62 $40k $147k 2%

Download the 20 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

Which ZIP codes cross the county line?

9 ZIP codes of St. Landry Parish extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in St. Landry Parish and in the neighboring counties
ZIPIn St. LandryElsewhere
705203%Lafayette Parish 97%
705862%Evangeline Parish 98%
7053526%Acadia Parish 53%; Evangeline Parish 21%
7052538%Acadia Parish 61%
7051261%St. Martin Parish 39%
7132244%Avoyelles Parish 50%; Rapides Parish 6%
7058997%Evangeline Parish 3%
7136222%Avoyelles Parish 78%
7135687%Avoyelles Parish 13%

Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).

PO Box and single-organization ZIP codes

ZIP codes in St. Landry Parish without a residential area (GeoNames postal codes)
ZIPPostal name
70571Opelousas

Source: GeoNames postal codes (CC BY 4.0).

Which first three digits do St. Landry Parish's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. St. Landry Parish's ZIP codes use 3 prefixes: 705, 707 and 713.

Three-digit prefixes of St. Landry Parish's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are St. Landry Parish's
PrefixSectional centerHereAll codes
705 Lafayette, LA (SCF 705) 13 75
707 Baton Rouge, LA (SCF 707) 1 67
713 Shreveport, LA (SCF 710) 6 53

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.