Baltimore (city), Maryland

Towns in Baltimore (city), A to Z

ZIP codes in Baltimore (city)

• 21203Baltimore410, 443, 667
• 21235Baltimore410, 443, 667
• 21241Baltimore410, 443, 667
• 21263Baltimore410, 443, 667
• 21264Baltimore410, 443, 667
• 21270Baltimore410, 443, 667
• 21273Baltimore410, 443, 667
• 21275Baltimore410, 443, 667
• 21278Baltimore410, 443, 667
• 21279Baltimore410, 443, 667
• 21280Baltimore410, 443, 667
• 21281Baltimore410, 443, 667
• 21288Baltimore410, 443, 667
• 21289Baltimore410, 443, 667
• 21290Baltimore410, 443, 667
• 21297Baltimore410, 443, 667
• 21298Baltimore410, 443, 667

Area codes in Baltimore (city)

• Area code 410

  In service since October 6, 1991. Shares its area with 443 and 667. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

• Area code 443

  In service since June 1, 1997. Shares its area with 410 and 667. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.