Loudoun County, Virginia ZIP codes
33ZIP codes
15Cities and towns
430,542People in ZIP areas
227, 240, 301Area codes
Loudoun County is in Virginia and the Eastern Time zone. ZIP codes don’t follow county lines exactly, so a ZIP code listed here can reach into a neighboring county.
All ZIP codes in Loudoun County
| ZIP code | City | Type | Population | Median income |
|---|---|---|---|---|
| 20101 | Dulles | Unique | – | – |
| 20102 | Dulles | Unique | – | – |
| 20103 | Dulles | Unique | – | – |
| 20104 | Dulles | Unique | – | – |
| 20105 | Aldie | Standard | 37,639 | $219,123 |
| 20117 | Middleburg | Standard | 2,790 | $146,120 |
| 20118 | Middleburg | PO Box only | – | – |
| 20129 | Paeonian Springs | Standard | 538 | $250,001 |
| 20131 | Philomont | PO Box only | – | – |
| 20132 | Purcellville | Standard | 19,817 | $181,875 |
| 20134 | Purcellville | PO Box only | – | – |
| 20141 | Round Hill | Standard | 8,359 | $210,563 |
| 20142 | Round Hill | PO Box only | – | – |
| 20146 | Ashburn | PO Box only | – | – |
| 20147 | Ashburn | Standard | 67,692 | $163,904 |
| 20148 | Ashburn | Standard | 64,021 | $233,494 |
| 20149 | Ashburn | Unique | – | – |
| 20152 | Chantilly | Standard | 36,674 | $197,156 |
| 20158 | Hamilton | Standard | 4,979 | $211,522 |
| 20159 | Hamilton | PO Box only | – | – |
| 20160 | Lincoln | PO Box only | – | – |
| 20163 | Sterling | PO Box only | – | – |
| 20164 | Sterling | Standard | 43,436 | $135,660 |
| 20165 | Sterling | Standard | 34,088 | $183,076 |
| 20166 | Sterling | Standard | 14,949 | $133,401 |
| 20167 | Sterling | PO Box only | – | – |
| 20175 | Leesburg | Standard | 34,733 | $174,854 |
| 20176 | Leesburg | Standard | 51,471 | $168,299 |
| 20177 | Leesburg | PO Box only | – | – |
| 20178 | Leesburg | PO Box only | – | – |
| 20180 | Lovettsville | Standard | 7,531 | $151,483 |
| 20189 | Dulles | Standard | – | – |
| 20197 | Waterford | Standard | 1,825 | $190,703 |
Cities and towns in Loudoun County
- Dulles 5 ZIPs
- Sterling 5 ZIPs
- Ashburn 4 ZIPs
- Leesburg 4 ZIPs
- Hamilton 2 ZIPs
- Middleburg 2 ZIPs
- Purcellville 2 ZIPs
- Round Hill 2 ZIPs
- Aldie 1 ZIP
- Chantilly 1 ZIP
- Lincoln 1 ZIP
- Lovettsville 1 ZIP
- Paeonian Springs 1 ZIP
- Philomont 1 ZIP
- Waterford 1 ZIP
Area codes in Loudoun County
Questions
- How many ZIP codes are in Loudoun County, VA?
- Loudoun County has 33 ZIP codes, 17 of them standard ZIP codes for street addresses.
- What cities are in Loudoun County?
- Loudoun County ZIP codes cover Dulles, Sterling, Ashburn, Leesburg, Hamilton, Middleburg, Purcellville and Round Hill and 7 other places.
- What area code is Loudoun County, VA?
- Loudoun County uses area codes 227, 240, 301, 304, 540, 571, 681, 703 and 826.
- What time zone is Loudoun County in?
- Loudoun County is in Eastern Time.
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