CitysDirectory

City of Frederick

301 Area code: Frederick, Frederick - 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).

  • 3016399600 | +1 301-639-9600 Maryland U.S.A.
  • 3016399601 | +1 301-639-9601 Maryland U.S.A.
  • 3016399602 | +1 301-639-9602 Maryland U.S.A.
  • 3016399603 | +1 301-639-9603 Maryland U.S.A.
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  • 3016399611 | +1 301-639-9611 Maryland U.S.A.
  • 3016399612 | +1 301-639-9612 Maryland U.S.A.
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  • 3016399651 | +1 301-639-9651 Maryland U.S.A.
  • 3016399652 | +1 301-639-9652 Maryland U.S.A.
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  • 3016399658 | +1 301-639-9658 Maryland U.S.A.
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  • 3016399660 | +1 301-639-9660 Maryland U.S.A.
  • 3016399661 | +1 301-639-9661 Maryland U.S.A.
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  • 3016399671 | +1 301-639-9671 Maryland U.S.A.
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  • 3016399673 | +1 301-639-9673 Maryland U.S.A.
  • 3016399674 | +1 301-639-9674 Maryland U.S.A.
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  • 3016399681 | +1 301-639-9681 Maryland U.S.A.
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  • 3016399698 | +1 301-639-9698 Maryland U.S.A.
  • 3016399699 | +1 301-639-9699 Maryland U.S.A.

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    e.g. 111-222-3333

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