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).

  • 4438477900 | +1 443-847-7900 Maryland U.S.A.
  • 4438477901 | +1 443-847-7901 Maryland U.S.A.
  • 4438477902 | +1 443-847-7902 Maryland U.S.A.
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  • 4438477911 | +1 443-847-7911 Maryland U.S.A.
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  • 4438477919 | +1 443-847-7919 Maryland U.S.A.
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  • 4438477957 | +1 443-847-7957 Maryland U.S.A.
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  • 4438477959 | +1 443-847-7959 Maryland U.S.A.
  • 4438477960 | +1 443-847-7960 Maryland U.S.A.
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  • 4438477981 | +1 443-847-7981 Maryland U.S.A.
  • 4438477982 | +1 443-847-7982 Maryland U.S.A.
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