CitysDirectory

City of Columbia

443 Area code: Columbia, Howard - Landline

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).

  • 4435390300 | +1 443-539-0300 Maryland U.S.A.
  • 4435390301 | +1 443-539-0301 Maryland U.S.A.
  • 4435390302 | +1 443-539-0302 Maryland U.S.A.
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  • 4435390340 | +1 443-539-0340 Maryland U.S.A.
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  • 4435390350 | +1 443-539-0350 Maryland U.S.A.
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  • 4435390370 | +1 443-539-0370 Maryland U.S.A.
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  • 4435390375 | +1 443-539-0375 Maryland U.S.A.
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  • 4435390398 | +1 443-539-0398 Maryland U.S.A.
  • 4435390399 | +1 443-539-0399 Maryland U.S.A.

    • Complete Phone Number

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