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).

  • 4104285500 | +1 410-428-5500 Maryland U.S.A.
  • 4104285501 | +1 410-428-5501 Maryland U.S.A.
  • 4104285502 | +1 410-428-5502 Maryland U.S.A.
  • 4104285503 | +1 410-428-5503 Maryland U.S.A.
  • 4104285504 | +1 410-428-5504 Maryland U.S.A.
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  • 4104285510 | +1 410-428-5510 Maryland U.S.A.
  • 4104285511 | +1 410-428-5511 Maryland U.S.A.
  • 4104285512 | +1 410-428-5512 Maryland U.S.A.
  • 4104285513 | +1 410-428-5513 Maryland U.S.A.
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  • 4104285548 | +1 410-428-5548 Maryland U.S.A.
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  • 4104285550 | +1 410-428-5550 Maryland U.S.A.
  • 4104285551 | +1 410-428-5551 Maryland U.S.A.
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  • 4104285553 | +1 410-428-5553 Maryland U.S.A.
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  • 4104285555 | +1 410-428-5555 Maryland U.S.A.
  • 4104285556 | +1 410-428-5556 Maryland U.S.A.
  • 4104285557 | +1 410-428-5557 Maryland U.S.A.
  • 4104285558 | +1 410-428-5558 Maryland U.S.A.
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  • 4104285568 | +1 410-428-5568 Maryland U.S.A.
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  • 4104285570 | +1 410-428-5570 Maryland U.S.A.
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  • 4104285576 | +1 410-428-5576 Maryland U.S.A.
  • 4104285577 | +1 410-428-5577 Maryland U.S.A.
  • 4104285578 | +1 410-428-5578 Maryland U.S.A.
  • 4104285579 | +1 410-428-5579 Maryland U.S.A.
  • 4104285580 | +1 410-428-5580 Maryland U.S.A.
  • 4104285581 | +1 410-428-5581 Maryland U.S.A.
  • 4104285582 | +1 410-428-5582 Maryland U.S.A.
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  • 4104285597 | +1 410-428-5597 Maryland U.S.A.
  • 4104285598 | +1 410-428-5598 Maryland U.S.A.
  • 4104285599 | +1 410-428-5599 Maryland U.S.A.