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).

  • 4436910900 | +1 443-691-0900 Maryland U.S.A.
  • 4436910901 | +1 443-691-0901 Maryland U.S.A.
  • 4436910902 | +1 443-691-0902 Maryland U.S.A.
  • 4436910903 | +1 443-691-0903 Maryland U.S.A.
  • 4436910904 | +1 443-691-0904 Maryland U.S.A.
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  • 4436910911 | +1 443-691-0911 Maryland U.S.A.
  • 4436910912 | +1 443-691-0912 Maryland U.S.A.
  • 4436910913 | +1 443-691-0913 Maryland U.S.A.
  • 4436910914 | +1 443-691-0914 Maryland U.S.A.
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  • 4436910918 | +1 443-691-0918 Maryland U.S.A.
  • 4436910919 | +1 443-691-0919 Maryland U.S.A.
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  • 4436910938 | +1 443-691-0938 Maryland U.S.A.
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  • 4436910944 | +1 443-691-0944 Maryland U.S.A.
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  • 4436910949 | +1 443-691-0949 Maryland U.S.A.
  • 4436910950 | +1 443-691-0950 Maryland U.S.A.
  • 4436910951 | +1 443-691-0951 Maryland U.S.A.
  • 4436910952 | +1 443-691-0952 Maryland U.S.A.
  • 4436910953 | +1 443-691-0953 Maryland U.S.A.
  • 4436910954 | +1 443-691-0954 Maryland U.S.A.
  • 4436910955 | +1 443-691-0955 Maryland U.S.A.
  • 4436910956 | +1 443-691-0956 Maryland U.S.A.
  • 4436910957 | +1 443-691-0957 Maryland U.S.A.
  • 4436910958 | +1 443-691-0958 Maryland U.S.A.
  • 4436910959 | +1 443-691-0959 Maryland U.S.A.
  • 4436910960 | +1 443-691-0960 Maryland U.S.A.
  • 4436910961 | +1 443-691-0961 Maryland U.S.A.
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  • 4436910973 | +1 443-691-0973 Maryland U.S.A.
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  • 4436910981 | +1 443-691-0981 Maryland U.S.A.
  • 4436910982 | +1 443-691-0982 Maryland U.S.A.
  • 4436910983 | +1 443-691-0983 Maryland U.S.A.
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