City of Columbia


443 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).

  • 4436910000 | +1 443-691-0000 Maryland U.S.A.
  • 4436910001 | +1 443-691-0001 Maryland U.S.A.
  • 4436910002 | +1 443-691-0002 Maryland U.S.A.
  • 4436910003 | +1 443-691-0003 Maryland U.S.A.
  • 4436910004 | +1 443-691-0004 Maryland U.S.A.
  • 4436910005 | +1 443-691-0005 Maryland U.S.A.
  • 4436910006 | +1 443-691-0006 Maryland U.S.A.
  • 4436910007 | +1 443-691-0007 Maryland U.S.A.
  • 4436910008 | +1 443-691-0008 Maryland U.S.A.
  • 4436910009 | +1 443-691-0009 Maryland U.S.A.
  • 4436910010 | +1 443-691-0010 Maryland U.S.A.
  • 4436910011 | +1 443-691-0011 Maryland U.S.A.
  • 4436910012 | +1 443-691-0012 Maryland U.S.A.
  • 4436910013 | +1 443-691-0013 Maryland U.S.A.
  • 4436910014 | +1 443-691-0014 Maryland U.S.A.
  • 4436910015 | +1 443-691-0015 Maryland U.S.A.
  • 4436910016 | +1 443-691-0016 Maryland U.S.A.
  • 4436910017 | +1 443-691-0017 Maryland U.S.A.
  • 4436910018 | +1 443-691-0018 Maryland U.S.A.
  • 4436910019 | +1 443-691-0019 Maryland U.S.A.
  • 4436910020 | +1 443-691-0020 Maryland U.S.A.
  • 4436910021 | +1 443-691-0021 Maryland U.S.A.
  • 4436910022 | +1 443-691-0022 Maryland U.S.A.
  • 4436910023 | +1 443-691-0023 Maryland U.S.A.
  • 4436910024 | +1 443-691-0024 Maryland U.S.A.
  • 4436910025 | +1 443-691-0025 Maryland U.S.A.
  • 4436910026 | +1 443-691-0026 Maryland U.S.A.
  • 4436910027 | +1 443-691-0027 Maryland U.S.A.
  • 4436910028 | +1 443-691-0028 Maryland U.S.A.
  • 4436910029 | +1 443-691-0029 Maryland U.S.A.
  • 4436910030 | +1 443-691-0030 Maryland U.S.A.
  • 4436910031 | +1 443-691-0031 Maryland U.S.A.
  • 4436910032 | +1 443-691-0032 Maryland U.S.A.
  • 4436910033 | +1 443-691-0033 Maryland U.S.A.
  • 4436910034 | +1 443-691-0034 Maryland U.S.A.
  • 4436910035 | +1 443-691-0035 Maryland U.S.A.
  • 4436910036 | +1 443-691-0036 Maryland U.S.A.
  • 4436910037 | +1 443-691-0037 Maryland U.S.A.
  • 4436910038 | +1 443-691-0038 Maryland U.S.A.
  • 4436910039 | +1 443-691-0039 Maryland U.S.A.
  • 4436910040 | +1 443-691-0040 Maryland U.S.A.
  • 4436910041 | +1 443-691-0041 Maryland U.S.A.
  • 4436910042 | +1 443-691-0042 Maryland U.S.A.
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  • 4436910044 | +1 443-691-0044 Maryland U.S.A.
  • 4436910045 | +1 443-691-0045 Maryland U.S.A.
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  • 4436910050 | +1 443-691-0050 Maryland U.S.A.
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  • 4436910052 | +1 443-691-0052 Maryland U.S.A.
  • 4436910053 | +1 443-691-0053 Maryland U.S.A.
  • 4436910054 | +1 443-691-0054 Maryland U.S.A.
  • 4436910055 | +1 443-691-0055 Maryland U.S.A.
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  • 4436910057 | +1 443-691-0057 Maryland U.S.A.
  • 4436910058 | +1 443-691-0058 Maryland U.S.A.
  • 4436910059 | +1 443-691-0059 Maryland U.S.A.
  • 4436910060 | +1 443-691-0060 Maryland U.S.A.
  • 4436910061 | +1 443-691-0061 Maryland U.S.A.
  • 4436910062 | +1 443-691-0062 Maryland U.S.A.
  • 4436910063 | +1 443-691-0063 Maryland U.S.A.
  • 4436910064 | +1 443-691-0064 Maryland U.S.A.
  • 4436910065 | +1 443-691-0065 Maryland U.S.A.
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  • 4436910070 | +1 443-691-0070 Maryland U.S.A.
  • 4436910071 | +1 443-691-0071 Maryland U.S.A.
  • 4436910072 | +1 443-691-0072 Maryland U.S.A.
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  • 4436910074 | +1 443-691-0074 Maryland U.S.A.
  • 4436910075 | +1 443-691-0075 Maryland U.S.A.
  • 4436910076 | +1 443-691-0076 Maryland U.S.A.
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  • 4436910078 | +1 443-691-0078 Maryland U.S.A.
  • 4436910079 | +1 443-691-0079 Maryland U.S.A.
  • 4436910080 | +1 443-691-0080 Maryland U.S.A.
  • 4436910081 | +1 443-691-0081 Maryland U.S.A.
  • 4436910082 | +1 443-691-0082 Maryland U.S.A.
  • 4436910083 | +1 443-691-0083 Maryland U.S.A.
  • 4436910084 | +1 443-691-0084 Maryland U.S.A.
  • 4436910085 | +1 443-691-0085 Maryland U.S.A.
  • 4436910086 | +1 443-691-0086 Maryland U.S.A.
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  • 4436910088 | +1 443-691-0088 Maryland U.S.A.
  • 4436910089 | +1 443-691-0089 Maryland U.S.A.
  • 4436910090 | +1 443-691-0090 Maryland U.S.A.
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