ZIP code 78683
Where is ZIP code 78683?
Round Rock, Texas
Williamson County · PO Box only ZIP code
ZIP code 78683 belongs to Round Rock, Texas in Williamson County. 78683 is a PO Box only ZIP code: it is used for post office boxes at the Round Rock post office, not for street addresses. It is in the Central Time zone and uses area code 512. The closest ZIP codes are 78680 (Round Rock, 0 mi north), 78682 (Round Rock, 0 mi north) and 78674 (Weir, 1.4 mi northeast).
| ZIP code | 78683 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Round Rock |
| State | Texas (TX) |
| County | Williamson County |
| Time zone | Central Time · now |
| Area code | 512 |
| Coordinates | 30.6568, -97.6026 map |
| 3-digit prefix | 786 |
The Census Bureau doesn’t publish population figures for po box only ZIP codes because nobody lives at a PO Box or a single organization’s address. For figures about the area, see the nearby standard ZIP codes below.
ZIP codes near 78683
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 78680 | Round Rock, TX | 0 mi N | PO Box only |
| 78682 | Round Rock, TX | 0 mi N | Unique |
| 78674 | Weir, TX | 1.4 mi NE | PO Box only |
| 78626 | Georgetown, TX | 4.4 mi W | Standard |
| 78627 | Georgetown, TX | 4.7 mi W | PO Box only |
| 78673 | Walburg, TX | 5.9 mi N | PO Box only |
| 78628 | Georgetown, TX | 8.9 mi W | Standard |
| 78634 | Hutto, TX | 9.3 mi S | Standard |
| 78633 | Georgetown, TX | 9.9 mi NW | Standard |
| 78664 | Round Rock, TX | 10.6 mi S | Standard |
| 78665 | Round Rock, TX | 10.6 mi S | Standard |
| 76537 | Jarrell, TX | 10.7 mi N | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 78683 or measure the distance to another ZIP code.
How to address mail to 78683
PO BOX 123
ROUND ROCK TX 78683
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (78683-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Round Rock, TX
All Round Rock ZIP codes with population and income →
Questions
- What city is ZIP code 78683?
- 78683 is a Round Rock, Texas ZIP code.
- What county is 78683 in?
- ZIP code 78683 is in Williamson County, Texas.
- What time zone is ZIP code 78683 in?
- 78683 is in the Central Time zone (America/Chicago).
- What area code is 78683?
- Phone numbers in ZIP code 78683 use area code 512.
- Can I use 78683 for a street address?
- No. 78683 is only for PO Boxes. Street addresses in Round Rock use 78664, 78665, 78681.
- What ZIP codes are near 78683?
- The nearest ZIP codes to 78683 are 78680 (Round Rock, 0 miles), 78682 (Round Rock, 0 miles), 78674 (Weir, 1.4 miles) and 78626 (Georgetown, 4.4 miles).