City of Columbia


410 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).

  • 4104284900 | +1 410-428-4900 Maryland U.S.A.
  • 4104284901 | +1 410-428-4901 Maryland U.S.A.
  • 4104284902 | +1 410-428-4902 Maryland U.S.A.
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  • 4104284910 | +1 410-428-4910 Maryland U.S.A.
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  • 4104284948 | +1 410-428-4948 Maryland U.S.A.
  • 4104284949 | +1 410-428-4949 Maryland U.S.A.
  • 4104284950 | +1 410-428-4950 Maryland U.S.A.
  • 4104284951 | +1 410-428-4951 Maryland U.S.A.
  • 4104284952 | +1 410-428-4952 Maryland U.S.A.
  • 4104284953 | +1 410-428-4953 Maryland U.S.A.
  • 4104284954 | +1 410-428-4954 Maryland U.S.A.
  • 4104284955 | +1 410-428-4955 Maryland U.S.A.
  • 4104284956 | +1 410-428-4956 Maryland U.S.A.
  • 4104284957 | +1 410-428-4957 Maryland U.S.A.
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  • 4104284978 | +1 410-428-4978 Maryland U.S.A.
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  • 4104284980 | +1 410-428-4980 Maryland U.S.A.
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  • 4104284990 | +1 410-428-4990 Maryland U.S.A.
  • 4104284991 | +1 410-428-4991 Maryland U.S.A.
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  • 4104284998 | +1 410-428-4998 Maryland U.S.A.
  • 4104284999 | +1 410-428-4999 Maryland U.S.A.