City of Columbia


443 Area code: Columbia, Howard - 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).

  • 4432126000 | +1 443-212-6000 Maryland U.S.A.
  • 4432126001 | +1 443-212-6001 Maryland U.S.A.
  • 4432126002 | +1 443-212-6002 Maryland U.S.A.
  • 4432126003 | +1 443-212-6003 Maryland U.S.A.
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  • 4432126006 | +1 443-212-6006 Maryland U.S.A.
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  • 4432126011 | +1 443-212-6011 Maryland U.S.A.
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  • 4432126026 | +1 443-212-6026 Maryland U.S.A.
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  • 4432126078 | +1 443-212-6078 Maryland U.S.A.
  • 4432126079 | +1 443-212-6079 Maryland U.S.A.
  • 4432126080 | +1 443-212-6080 Maryland U.S.A.
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  • 4432126099 | +1 443-212-6099 Maryland U.S.A.