City of Frederick


301 Area code: Frederick, Frederick - 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).

  • 3017507000 | +1 301-750-7000 Maryland U.S.A.
  • 3017507001 | +1 301-750-7001 Maryland U.S.A.
  • 3017507002 | +1 301-750-7002 Maryland U.S.A.
  • 3017507003 | +1 301-750-7003 Maryland U.S.A.
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  • 3017507010 | +1 301-750-7010 Maryland U.S.A.
  • 3017507011 | +1 301-750-7011 Maryland U.S.A.
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  • 3017507013 | +1 301-750-7013 Maryland U.S.A.
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  • 3017507018 | +1 301-750-7018 Maryland U.S.A.
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  • 3017507026 | +1 301-750-7026 Maryland U.S.A.
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  • 3017507050 | +1 301-750-7050 Maryland U.S.A.
  • 3017507051 | +1 301-750-7051 Maryland U.S.A.
  • 3017507052 | +1 301-750-7052 Maryland U.S.A.
  • 3017507053 | +1 301-750-7053 Maryland U.S.A.
  • 3017507054 | +1 301-750-7054 Maryland U.S.A.
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  • 3017507058 | +1 301-750-7058 Maryland U.S.A.
  • 3017507059 | +1 301-750-7059 Maryland U.S.A.
  • 3017507060 | +1 301-750-7060 Maryland U.S.A.
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  • 3017507070 | +1 301-750-7070 Maryland U.S.A.
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  • 3017507077 | +1 301-750-7077 Maryland U.S.A.
  • 3017507078 | +1 301-750-7078 Maryland U.S.A.
  • 3017507079 | +1 301-750-7079 Maryland U.S.A.
  • 3017507080 | +1 301-750-7080 Maryland U.S.A.
  • 3017507081 | +1 301-750-7081 Maryland U.S.A.
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  • 3017507089 | +1 301-750-7089 Maryland U.S.A.
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  • 3017507099 | +1 301-750-7099 Maryland U.S.A.