OLD ROUND ROCK, TX ZIP Code
| City | OLD ROUND ROCK |
| State | Texas |
| ZIP Codes count | 1 (see all) |
| Post offices count | 1 (see all) |
78664 OLD ROUND ROCK, TX is set as NOT ACCEPTABLE city name for ZIP Code 78664. Use ROUND ROCK, TX for your mailing or form filling.
This list contains only 5-digit ZIP codes. Use our zip code lookup by address feature to get the full 9-digit (ZIP+4) code.
List of OLD ROUND ROCK, TX ZIP Codes
| ZIP | CITY | STATE | TYPE | POPU |
|---|---|---|---|---|
| 78664 | ROUND ROCK | TX | STANDARD | 60,152 |
Post offices
ROUND ROCK — Post Office™ 2250 DOUBLE CREEK DR ROUND ROCK, TX 78664-9998 |
ZIP Codes for other locations
State for OLD ROUND ROCK
Texas ZIP CodesOther cities in Texas