City of Columbia


410 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).

  • 4103091100 | +1 410-309-1100 Maryland U.S.A.
  • 4103091101 | +1 410-309-1101 Maryland U.S.A.
  • 4103091102 | +1 410-309-1102 Maryland U.S.A.
  • 4103091103 | +1 410-309-1103 Maryland U.S.A.
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  • 4103091110 | +1 410-309-1110 Maryland U.S.A.
  • 4103091111 | +1 410-309-1111 Maryland U.S.A.
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  • 4103091120 | +1 410-309-1120 Maryland U.S.A.
  • 4103091121 | +1 410-309-1121 Maryland U.S.A.
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  • 4103091126 | +1 410-309-1126 Maryland U.S.A.
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  • 4103091171 | +1 410-309-1171 Maryland U.S.A.
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  • 4103091177 | +1 410-309-1177 Maryland U.S.A.
  • 4103091178 | +1 410-309-1178 Maryland U.S.A.
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  • 4103091180 | +1 410-309-1180 Maryland U.S.A.
  • 4103091181 | +1 410-309-1181 Maryland U.S.A.
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  • 4103091190 | +1 410-309-1190 Maryland U.S.A.
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  • 4103091196 | +1 410-309-1196 Maryland U.S.A.
  • 4103091197 | +1 410-309-1197 Maryland U.S.A.
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  • 4103091199 | +1 410-309-1199 Maryland U.S.A.