Average GPS coordinates for Herndon Postcode location: 38.892, -77.337. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Herndon on map:

---

Listing cities & postcodes (8):
>> Virginia, 20170 Herndon, Fairfax, GPS coordinates: 38.9839,-77.3675
>> Virginia, 20171 Herndon, Fairfax, GPS coordinates: 38.9252,-77.3928
>> Virginia, 20172 Herndon, Fairfax, GPS coordinates: 38.8318,-77.2888
>> Virginia, 20192 Herndon, Fairfax, GPS coordinates: 38.8318,-77.2888
>> Virginia, 22070 Herndon, Fairfax County, GPS coordinates: 38.9776,-77.386
>> Virginia, 22071 Herndon, Fairfax County, GPS coordinates: 38.9201,-77.3951
>> Virginia, 22092 Herndon, Fairfax, GPS coordinates: 38.8318,-77.2888
>> Virginia, 22095 Herndon, Fairfax, GPS coordinates: 38.8318,-77.2888