City of Columbia


443 Area code: Columbia, Howard - Wireless

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).

  • 4437917700 | +1 443-791-7700 Maryland U.S.A.
  • 4437917701 | +1 443-791-7701 Maryland U.S.A.
  • 4437917702 | +1 443-791-7702 Maryland U.S.A.
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  • 4437917711 | +1 443-791-7711 Maryland U.S.A.
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  • 4437917713 | +1 443-791-7713 Maryland U.S.A.
  • 4437917714 | +1 443-791-7714 Maryland U.S.A.
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  • 4437917719 | +1 443-791-7719 Maryland U.S.A.
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  • 4437917760 | +1 443-791-7760 Maryland U.S.A.
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  • 4437917781 | +1 443-791-7781 Maryland U.S.A.
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