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).

  • 3016620500 | +1 301-662-0500 Maryland U.S.A.
  • 3016620501 | +1 301-662-0501 Maryland U.S.A.
  • 3016620502 | +1 301-662-0502 Maryland U.S.A.
  • 3016620503 | +1 301-662-0503 Maryland U.S.A.
  • 3016620504 | +1 301-662-0504 Maryland U.S.A.
  • 3016620505 | +1 301-662-0505 Maryland U.S.A.
  • 3016620506 | +1 301-662-0506 Maryland U.S.A.
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  • 3016620508 | +1 301-662-0508 Maryland U.S.A.
  • 3016620509 | +1 301-662-0509 Maryland U.S.A.
  • 3016620510 | +1 301-662-0510 Maryland U.S.A.
  • 3016620511 | +1 301-662-0511 Maryland U.S.A.
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  • 3016620580 | +1 301-662-0580 Maryland U.S.A.
  • 3016620581 | +1 301-662-0581 Maryland U.S.A.
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  • 3016620586 | +1 301-662-0586 Maryland U.S.A.
  • 3016620587 | +1 301-662-0587 Maryland U.S.A.
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  • 3016620599 | +1 301-662-0599 Maryland U.S.A.