Biloxi, MS ZIP Codes, Area Codes and Address Format

City guides  |  July 12, 2026  |  2 min read

This guide covers Biloxi, MS: its ZIP codes, area codes, county and time zone, with sample addresses you can copy for testing.

State

Mississippi (MS)

County

Harrison County

Standard ZIP codes

3

Time zone

Central

Biloxi ZIP codes

These are the standard delivery ZIP codes for Biloxi. The city has 6 ZIP codes in total when PO Box and unique codes are included.

• 39530
• 39531
• 39532

Area codes in Biloxi

Biloxi phone numbers use 228. A single area code keeps local numbers easy to recognize.

Sample Biloxi addresses

The street lines are invented; the city, state and ZIP codes are real. Use them for form testing, mockups and training materials, never for real orders.

How to write an address in Biloxi

• End the address with BILOXI, MS and the five-digit ZIP code.
• Put apartment or suite numbers at the end of the street line.
• Use USPS abbreviations such as ST, AVE and BLVD.
• Match the ZIP code to the street. Biloxi has 3 codes, so the city name alone is not enough.

Other cities in Harrison County

Gulfport

More Mississippi cities

Meridian, Hattiesburg, Gulfport, Marks, Southaven, or see all Mississippi cities.