City of Baltimore


443 Area code: Baltimore, Baltimore City - Landline

Directory Numbers

How to dial a U.S. number internationally:

  • Start with your country's exit code (e.g., 011 for the U.S. or Canada).
  • Dial the U.S. country code (+1).
  • Dial the 10-digit phone number (area code + local number).

  • 4437375000 | +1 443-737-5000 Maryland U.S.A.
  • 4437375001 | +1 443-737-5001 Maryland U.S.A.
  • 4437375002 | +1 443-737-5002 Maryland U.S.A.
  • 4437375003 | +1 443-737-5003 Maryland U.S.A.
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  • 4437375010 | +1 443-737-5010 Maryland U.S.A.
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  • 4437375055 | +1 443-737-5055 Maryland U.S.A.
  • 4437375056 | +1 443-737-5056 Maryland U.S.A.
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  • 4437375099 | +1 443-737-5099 Maryland U.S.A.