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    ZIP Code 5: 78664 - ROUND ROCK, TX

    ZIP Code 78664 is the postal code in ROUND ROCK, TX. Besides the basic information, it also lists the full ZIP code and the address of ZIP code 78664. Whatsmore, there is more information related to ZIP Code 78664. For example, nearby ZIP code around ZIP Code 78664, etc.

    ZIP 78664 Basic Information

    The basic information of ZIP Code 78664 is as follows, including: country, county, city, FIPS and etc.

    StateCountyCityZIP Code 5
    TX - TexasTravis CountyROUND ROCK78664
    TX - TexasWilliamson CountyROUND ROCK78664

    📌It means zip code 78664 is across counties/cities.

    What is the plus 4 zip code for 78664 ZIP Code? Below is the detail.

    78664 ZIP+4 Code List

    What are the 4 digit zip extensions of ZIP Code 78664? ZIP code 78664 has many plus 4 codes, and each plus 4 code corresponds to one or more addresses. Below we list all the ZIP+4 codes and their addresses in the ZIP Code 78664. You can find a 9-digit ZIP Code by a full address.

    ZIP Code 5 Plus 4 Address
    78664-1800 1801 OLD SETTLERS BLVD STE 125, ROUND ROCK, TX
    78664-1900 1600 (From 1600 To 1699) OLD SETTLERS BLVD, ROUND ROCK, TX
    78664-1901 1801 (From 1801 To 1899 Odd) OLD SETTLERS BLVD, ROUND ROCK, TX
    78664-1902 1700 (From 1700 To 1799) OLD SETTLERS BLVD, ROUND ROCK, TX
    78664-1903 1781 OLD SETTLERS BLVD, ROUND ROCK, TX
    78664-1904 1800 (From 1800 To 1898 Even) OLD SETTLERS BLVD, ROUND ROCK, TX
    78664-1905 1801 OLD SETTLERS BLVD, ROUND ROCK, TX
    78664-1906 1781 OLD SETTLERS BLVD STE 100 (From 100 To 105 Both of Odd and Even), ROUND ROCK, TX
    78664-1907 1500 (From 1500 To 1599) OLD SETTLERS BLVD, ROUND ROCK, TX
    78664-1908 1801 OLD SETTLERS BLVD STE 100 (From 100 To 115 Both of Odd and Even), ROUND ROCK, TX

    If you can't find the 78664 plus 4 zip code you need on this page, we recommend you to use the the feature of Quick Select.

    Post Office in ZIP Code 78664

    ROUND ROCK is the only post office in ZIP Code 78664. You can find the address, phone number, and interactive map below. Click to view the service and service hours about ROUND ROCK.

    • ROUND ROCK Post Office

      Address 2250 DOUBLE CREEK DR, ROUND ROCK, TX, 78664-9998

      Phone 512-244-0065

      *Lot Parking Available

    How to write a U.S. envelope?

    • First, you need to fill in the recipient's mailing information in the center of the envelope. The first line is the recipient's name, the second line is the street address with a detailed house number, and the last line is the city, state abbr, and ZIP Code.

      Second, write the sender's information on the left top corner of the envelope. If your mail cannot be delivered, it will return to the sender's address.

      Finally, don't forget to stick the stamp on the right top corner. Otherwise, the letter will not go into the delivery process.

      Here is the envelope example below.

    What does each digit of ZIP Code 78664 stand for?

    • The first digit designates a national area, which ranges from zero for the Northeast to nine for the far West.

      The 2-3 digits represent a sectional center facility in that region.

      The last two digits designate small post offices or postal zones.

    Random Address in ZIP 78664

    ZIP Code 78664 has 5,803 real random addresses, you can clicking the picture below to get random addresses in ZIP Code 78664.

    ZIP 78664 Online Map

    This is online map of the address ROUND ROCK, Travis County, Texas. You may use button to move and zoom in / out. The map information is for reference only.

    ZIP 78664 NearBy ZIP Code

    The Nearby ZIP Codes are 78682, 78665, 78680, 78691, and 78660, you can find ZIP codes in a 25km radius around ZIP Code 78664 and the approximate distance between the two ZIP codes.
    The data has a slight deviation for your reference only.

    ZIP CodeDistance (Kilo Meters)
    786824.087
    786654.691
    786804.743
    786916.466
    786607.326
    786837.412
    787288.467
    786819.587
    786349.652
    786519.705

    ZIP CodeDistance (Kilo Meters)
    7872711.92
    7872913.181
    7871713.239
    7875314.206
    7875814.92
    7875415.042
    7862715.358
    7875916.129
    7861317.795
    7863017.815
    7862618.549
    7875719.183
    7871019.367
    7875019.511
    7875219.712
    7867419.765
    7865320.158
    7862820.213
    7864621.274
    7873121.93
    7872622.042
    7875622.543
    7872322.566
    7872422.942
    7875123.084
    7861524.382
    7872224.673

    Library in ZIP Code 78664

    ROUND ROCK PUBLIC LIBRARY SYSTEM is the only library in ZIP Code 78664. You can find the address and phone number below. Click the link to find more information about ROUND ROCK PUBLIC LIBRARY SYSTEM.

    School in ZIP Code 78664

    This is the ZIP Code 78664 - School page list. Its detail School Name, Address, City, State, ZIP Code is as below.

    School NameAddressCityStateGradesZIP Code
    Ridgeview Middle School 2000 Via Sonoma TrlRound Rock Texas78664
    Round Rock Opport Ctr Daep 931 Luther Peterson PlRound Rock Texas6-1278664
    Stony Point High School 1801 Bowman RdRound Rock Texas9-1278664
    Stony Point Ninth Grade Campus 1901 Sunrise RdRound Rock Texas9-1178664
    Success Program East 1801 Bowman DrRound Rock Texas9-1278664
    Union Hill Elementary 1511 Gulf WayRound Rock TexasPK-578664
    Vic Robertson El 1415 Bayland StRound Rock TexasPK-578664
    Xenia Voigt El 1201 Cushing DrRound Rock Texas78664
    ZIP Code 5: 78664 - ROUND ROCK
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