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).

  • 4435736900 | +1 443-573-6900 Maryland U.S.A.
  • 4435736901 | +1 443-573-6901 Maryland U.S.A.
  • 4435736902 | +1 443-573-6902 Maryland U.S.A.
  • 4435736903 | +1 443-573-6903 Maryland U.S.A.
  • 4435736904 | +1 443-573-6904 Maryland U.S.A.
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  • 4435736911 | +1 443-573-6911 Maryland U.S.A.
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  • 4435736919 | +1 443-573-6919 Maryland U.S.A.
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  • 4435736952 | +1 443-573-6952 Maryland U.S.A.
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  • 4435736957 | +1 443-573-6957 Maryland U.S.A.
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  • 4435736959 | +1 443-573-6959 Maryland U.S.A.
  • 4435736960 | +1 443-573-6960 Maryland U.S.A.
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  • 4435736981 | +1 443-573-6981 Maryland U.S.A.
  • 4435736982 | +1 443-573-6982 Maryland U.S.A.
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