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City ZIP codes · Alabama

Florence, AL ZIP Codes

5 ZIP codes use the postal name Florence, Alabama (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 4 residential and 1 for PO boxes or a single organization. Median household income runs from $46,304 in 35630 to $76,637 in 35633, 1.7 times as much (Census Bureau, ACS 2020-2024). Florence's most populous ZIP code is 35630, with 34,028 people (ACS 2020-2024); 81% of its land is in the city of Florence.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Florence's ZIP codes?

35630: $46k median household income35632: – median household income35633: $77k median household income35634: $72k median household income35633356343563035630: $46k median household income35632: – median household income35633: $77k median household income35634: $72k median household income35633356343563035630: $46k median household income35632: – median household income35633: $77k median household income35634: $72k median household income356333563435630
The 4 residential ZIP codes named Florence, shaded by median household income in national fifths (ACS 2020-2024). Select a ZIP to open it. <$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 Florence's ZIP codes?

The highest median household income is in 35633 ($76,637), the lowest in 35630 ($46,304). Home values run from $174,800 in 35630 to $266,600 in 35634.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013, B25077, B01003).

All 4 residential ZIP codes of Florence

Residential ZIP codes with the postal name Florence, AL, largest first (ACS 2020-2024); sort by any column
County
35630 Lauderdale County 34,028 1,345 $46k $175k
35633 Lauderdale County 20,813 100 $77k $190k
35634 Lauderdale County 10,241 143 $72k $267k
35632 Lauderdale County 1,132 13,318 – –

Download the 5 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).

PO Box and single-organization ZIP codes in Florence

1 ZIP code named Florence has no residential delivery area: post office boxes, or one organization (a large employer, an agency, a university) with its own code. The Census Bureau publishes no figures for them.

Florence, AL: ZIP codes without a residential area, for PO boxes or one organization (GeoNames postal codes; USPS does not publish openly which is which)
ZIPCounty
35631Lauderdale County

Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.

Which counties do Florence's ZIP codes reach?

Florence's residential ZIP codes lie in Lauderdale County.

Which places do Florence's ZIP codes cover?

A postal name is not a city limit. By the Census Bureau's places, Florence's residential ZIP codes cover Florence itself and 2 other places, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:

  • St. Florian 35634
  • Underwood-Petersville census-designated 35633

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

Which first three digits do Florence's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Florence starts with 356.

Three-digit prefixes of Florence'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 Florence's
PrefixSectional centerHereAll codes
356 Huntsville, AL (SCF 357) 5 44

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