CitysDirectory

City of Herndon

240 Area code: Herndon, Fairfax - 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).

  • 2404300000 | +1 240-430-0000 Maryland U.S.A.
  • 2404300001 | +1 240-430-0001 Maryland U.S.A.
  • 2404300002 | +1 240-430-0002 Maryland U.S.A.
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  • 2404300010 | +1 240-430-0010 Maryland U.S.A.
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  • 2404300050 | +1 240-430-0050 Maryland U.S.A.
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  • 2404300059 | +1 240-430-0059 Maryland U.S.A.
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  • 2404300075 | +1 240-430-0075 Maryland U.S.A.
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  • 2404300080 | +1 240-430-0080 Maryland U.S.A.
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  • 2404300082 | +1 240-430-0082 Maryland U.S.A.
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  • 2404300090 | +1 240-430-0090 Maryland U.S.A.
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  • 2404300098 | +1 240-430-0098 Maryland U.S.A.
  • 2404300099 | +1 240-430-0099 Maryland U.S.A.

    • Complete Phone Number

    e.g. 111-222-3333

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