Herndon, Virginia

Herndon, Virginia, in Fairfax County, has ZIP codes 20170, 20171, 20172, 20192 and 22095 and area code 703, with 571 as an overlay.

ZIP codes: 20170, 20171, 20172, 20192 …
Area codes: 703, 571
County: Fairfax County
State: Virginia
Time zone: Eastern Time
Coordinates: 38.9360, -77.3643

ZIP codes in Herndon

ZIP code	Post office	County	Area codes
20170	Herndon	Fairfax County	703, 571
20171	Herndon	Fairfax County	703, 571
20172^*	Herndon	Fairfax County	703, 571
20192^*	Herndon	Fairfax County	703, 571
22095^*	Herndon	Fairfax County	703, 571

* No mapped delivery area: P.O. boxes or a single organization. Area codes are those of the nearest ZIP code area.

Area codes for Herndon

Area code 703
In service since 1947. Shares its area with 571. Local calls are dialed with ten digits.
Area code 571
In service since March 1, 2000. Shares its area with 703. Local calls are dialed with ten digits.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Herndon is in the Eastern Time zone.

Towns near Herndon

Difficult Run3.6 km (2.2 mi)
Floris3.9 km (2.4 mi)
Franklin Farm4 km (2.5 mi)
McNair4.6 km (2.9 mi)
Hutchison5.1 km (3.2 mi)
Sully Square5.6 km (3.5 mi)
Navy5.7 km (3.5 mi)
Great Falls Crossing6.1 km (3.8 mi)

Local numbers in area code 703

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