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).

  • 4106931800 | +1 410-693-1800 Maryland U.S.A.
  • 4106931801 | +1 410-693-1801 Maryland U.S.A.
  • 4106931802 | +1 410-693-1802 Maryland U.S.A.
  • 4106931803 | +1 410-693-1803 Maryland U.S.A.
  • 4106931804 | +1 410-693-1804 Maryland U.S.A.
  • 4106931805 | +1 410-693-1805 Maryland U.S.A.
  • 4106931806 | +1 410-693-1806 Maryland U.S.A.
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  • 4106931808 | +1 410-693-1808 Maryland U.S.A.
  • 4106931809 | +1 410-693-1809 Maryland U.S.A.
  • 4106931810 | +1 410-693-1810 Maryland U.S.A.
  • 4106931811 | +1 410-693-1811 Maryland U.S.A.
  • 4106931812 | +1 410-693-1812 Maryland U.S.A.
  • 4106931813 | +1 410-693-1813 Maryland U.S.A.
  • 4106931814 | +1 410-693-1814 Maryland U.S.A.
  • 4106931815 | +1 410-693-1815 Maryland U.S.A.
  • 4106931816 | +1 410-693-1816 Maryland U.S.A.
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  • 4106931818 | +1 410-693-1818 Maryland U.S.A.
  • 4106931819 | +1 410-693-1819 Maryland U.S.A.
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  • 4106931823 | +1 410-693-1823 Maryland U.S.A.
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  • 4106931825 | +1 410-693-1825 Maryland U.S.A.
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  • 4106931840 | +1 410-693-1840 Maryland U.S.A.
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  • 4106931870 | +1 410-693-1870 Maryland U.S.A.
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  • 4106931880 | +1 410-693-1880 Maryland U.S.A.
  • 4106931881 | +1 410-693-1881 Maryland U.S.A.
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  • 4106931899 | +1 410-693-1899 Maryland U.S.A.