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).

  • 4108684900 | +1 410-868-4900 Maryland U.S.A.
  • 4108684901 | +1 410-868-4901 Maryland U.S.A.
  • 4108684902 | +1 410-868-4902 Maryland U.S.A.
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  • 4108684904 | +1 410-868-4904 Maryland U.S.A.
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  • 4108684947 | +1 410-868-4947 Maryland U.S.A.
  • 4108684948 | +1 410-868-4948 Maryland U.S.A.
  • 4108684949 | +1 410-868-4949 Maryland U.S.A.
  • 4108684950 | +1 410-868-4950 Maryland U.S.A.
  • 4108684951 | +1 410-868-4951 Maryland U.S.A.
  • 4108684952 | +1 410-868-4952 Maryland U.S.A.
  • 4108684953 | +1 410-868-4953 Maryland U.S.A.
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  • 4108684955 | +1 410-868-4955 Maryland U.S.A.
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  • 4108684996 | +1 410-868-4996 Maryland U.S.A.
  • 4108684997 | +1 410-868-4997 Maryland U.S.A.
  • 4108684998 | +1 410-868-4998 Maryland U.S.A.
  • 4108684999 | +1 410-868-4999 Maryland U.S.A.