ZIP Code 35631 in Florence, AL

Data Last Updated: March 1, 2026
City:Florence, Alabama
County:Lauderdale County
Timezone:Central (GMT -06:00)
Local Time:7:47:50 PM
Population:No Population Data
Area Codes:256 / 938
Classification:PO Box
Coordinates:34.7999, -87.6774
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https://www.zip-codes.com/zip-code/35631/zip-code-35631.asp

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35631 - Florence, AL

ZIP Code 35631, Florence

Small Town Unique ZIP No Census Data
LocationLauderdale County, AL
Area0 sq mi Single Point
Delivery Points501 (296 businesses)
PO Boxes205
ZIP CreatedBefore Oct 2004
Enclosed InZIP Code 35630
Key Facts
  • This is a PO Box-only ZIP code serving Florence, Alabama, with 205 boxes maintained at the post office
  • The facility operates alongside ZIP 35630, which provides street delivery for Florence's residential areas
  • N Seminary Street is the only street address associated with this ZIP, containing 68 mail stops with unit numbers
  • The post office serves 296 businesses that use PO Box addresses for their mail
  • This ZIP represents a common pattern where towns separate PO Box services into dedicated ZIP codes while maintaining separate ZIPs for street delivery

Mail Operations

The single delivery street associated with this ZIP, N Seminary Street, features 68 mail stops with apartment or unit designations. This suggests a multi-unit building or complex that receives mail through the PO Box system rather than individual street delivery. The facility also serves 296 businesses, many of which use PO Boxes for mail stability and security purposes common in small-town commercial districts.

Street Name Patterns

Institutional Location

The single street, N Seminary Street, likely references the post office's location in Florence's historic downtown, where seminary or educational institutions once stood. The unit-based addressing suggests a large building with multiple mail stops.

Business & Employment Statistics


ZIP Code 35631 supports both business and residential activity. According to the Business Census (2024), there are 25 business establishments, employing about 780 people with an annual payroll of $35,728,000.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:2,805Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:25Source: CBP
1st Quarter Payroll:$8,599,000Source: CBP
Annual Payroll:$35,728,000Source: CBP
# of Employees:780Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 35631 is located in Lauderdale County, Alabama, within the Florence-Muscle Shoals, AL Metropolitan Statistical Area (CBSA 22520) and Alabama's 4th Congressional District. This Metro area has a population of 147,137 people, about 0.00% of whom live in ZIP Code 35631. It covers 0 sq mi of land and a water area of 0 sq mi.

CBSA Name:Florence-Muscle Shoals, ALSource: Census
CBSA Number:22520Source: Census
CBSA Type:MetroSource: Census
CBSA Division:--Source: Census
CBSA Population:147,137Source: Census
MSA:Florence, AL MSASource: Census
Land Area:--Source: Census
Water Area:--Source: Census
Congressional District:04Source: USPS
Congressional Land Area:8888.77 sq miSource: Census
PMSA:--Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:0126896Source: Census
Place Name:Florence city; AlabamaSource: Census

Adjacent & Nearby ZIP Codes


35632 | | 35630

Schools in ZIP Code 35631


We could not locate which school district 35631 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Florence Learning Center 610 W College St
Florence, AL 35630
District: Florence City School DistrictNearby
Kilby Laboratory School 611 N Pine St
Florence, AL 35632
District: Florence City School DistrictNearby
Florence Middle School 648 North Cherry
Florence, AL 35630
District: Florence City School DistrictNearby
Hibbett School 1601 Appleby Blvd
Florence, AL 35630
District: Florence City School DistrictNearby
L E Willson Elementary School 2200 31st St
Sheffield, AL 35660
District: Sheffield City School DistrictNearby
St Joseph Regional Catholic School 115 Plum St
Florence, AL 35630
District: Private SchoolNearby
Riverhill School 2710 Darby Dr
Florence, AL 35630
District: Private SchoolNearby
Mars Hill Bible 638 Cox Creek
Florence, AL 35630
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 35631


University Of North Alabama One Harrison Plaza
Florence, AL 35632-0001
Type: Post Secondary
Heritage Christian University 3625 Helton Dr
Florence, AL 35630-9977
Type: Post Secondary
Northwest Shoals Community College 800 George Wallace Blvd
Muscle Shoals, AL 35661
Type: Post Secondary
Lawrenceburg Technical College 113 South Military Avenue
Lawrenceburg, TN 38464
Type: Post Secondary
Athens State University 300 N Beaty St
Athens, AL 35611
Type: Post Secondary
Strayer University - Decatur Campus 305 2nd Avenue, Southeast
Decatur, AL 35601-2319
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on March 1, 2026.

  1. U.S. Postal Service [Last Updated: 3/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 3/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 3/1/2026], https://nces.ed.gov