What is the postal code of Round Rock, Texas, United States?

The postal code for Round Rock in Texas, United States is 78664. This is the official postal code used for mail delivery to this area.

Is 78664 the correct postal code for Round Rock?

Yes, 78664 is the verified postal code for Round Rock, Texas, United States. Always use this code when sending mail or packages to this location.

How many postal codes does Round Rock have?

Round Rock area has 5 postal code(s). The primary postal code is 78664.

What is the postal code format for Round Rock?

The postal code Round Rock for 78664 follows the format 'NNNNN or NNNNN-NNNN' and consists of 5 characters.

Where exactly is Round Rock located?

Round Rock is located in Texas, United States at coordinates 30.50826000° latitude and -97.67890000° longitude.

How do I address mail to Round Rock?

When addressing mail to Round Rock, include the postal code 78664, the district name 'Round Rock', city 'Texas', and country 'United States' (US).

What is the country code for sending mail to Round Rock?

Use country code 'US' and postal code 78664 when sending international mail to Round Rock, Texas, United States.

Can I track packages sent to Round Rock with postal code 78664?

Yes, packages sent to Round Rock with postal code 78664 can be tracked using the tracking number provided by your shipping carrier.

What phone code should I use to call Round Rock?

To call Round Rock from abroad, dial +1 followed by the local number. The international country code for United States is US.

Is Round Rock a safe area in Texas?

Round Rock is an established area in Texas, United States. For specific safety information, please consult local resources and travel advisories.

Postal Codes of Round Rock, Texas, United States

Country

United States

Location

Round Rock

Postal Code

78664

What is Round Rock (United States) postal/zip code?

The postal code for Round Rock is 78664. Postal codes in Round Rock consist of 5 characters following the format NNNNN or NNNNN-NNNN. Round Rock is located in Texas, United States, and is part of the Northern America region. This postal code is essential for accurate mail delivery, online shopping, and official documentation. Whether you're sending a package, filling out a form, or verifying an address, using the correct postal code ensures your mail reaches its destination without delays. You can scan the QR code on the right to quickly save or share the complete address information for Round Rock.

Scan Address

How to Address Mail to Round Rock

Standard Address Format (click to edit)

RecipientJohn Doe

Street123 Example Street

DistrictRound Rock

City & Postal78664 Texas

CountryUNITED STATES

Addressing Tips for United States - Round Rock

Postal code format: NNNNN or NNNNN-NNNN
Write postal code before the city name
Country name in UPPERCASE on last line
Include district name for faster delivery
ISO country code: US

Shipping to Round Rock, United States

🇺🇸

Domestic Delivery

1-5 days

Within United States

International

7-21 days

Varies by origin

Customs Threshold

Duty-free limit

Local Carriers in Round Rock

USPS UPS FedEx

Round Rock: International Carriers

DHL FedEx UPS

Shipping Tips (Round Rock)

Always include postal code 78664 for faster delivery
Items above $0 may incur customs duties
Track your package using the carrier's tracking number
Consider insurance for valuable shipments

Round Rock United States Location Information

Region Americas
Subregion Northern America
State Texas
Phone Code +1
Currency USD
Coordinates 30.5083, -97.6789

This page provides information on postal codes and administrative divisions in Round Rock, Texas. We also provide a corresponding map on which you can view the exact location. Texas has 1277 districts. The currency used in Round Rock is United States Dollar (USD) and to make a call to this area you must first dial +1. Round Rock is located in the Americas subregion of Northern America. You can check the current local time in Round Rock before making a call.

5 Postal Codes in Round Rock

Area	State	Place	Postal Code
Round Rock	Texas	Round Rock	78664
Round Rock	Texas	Round Rock	78681
Round Rock	Texas	Round Rock	78665
Round Rock	Texas	Austin	78717
Round Rock	Texas	Austin	78764

Round Rock is located in Texas, United States. Known as the ZIP Code. The postal codes listed above cover all areas within Round Rock.

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Frequently Asked Questions

The postal code of Round Rock, Texas, United States is 78664. This 5-character code follows the format NNNNN or NNNNN-NNNN.

Round Rock has approximately 5 postal codes covering different areas and neighborhoods within the district.

Round Rock is located in Texas, United States. It is part of the Americas region and Northern America subregion. The coordinates are 30.50826000, -97.67890000.

To call Round Rock, United States, you need to dial the international code +1 followed by the local number.

The currency used in Round Rock, United States is United States Dollar (USD). The currency symbol is $.

The nearest major city to Round Rock is Texas, approximately 0 km away.

You can verify Round Rock postal codes on PostalZipCode.co. Enter the postal code in the search bar to see its location, district, and city details.

Nearby Locations

City	State	Distance	Latitude	Longitude
Brushy Creek	Texas	6 km	30.514	-97.74
Windemere	Texas	6 km	30.459	-97.649
Wells Branch	Texas	7 km	30.446	-97.679
Pflugerville	Texas	10 km	30.439	-97.62
Jollyville	Texas	12 km	30.443	-97.775
Hutto	Texas	13 km	30.543	-97.547
Anderson Mill	Texas	14 km	30.455	-97.806
Cedar Park	Texas	14 km	30.505	-97.82
Georgetown	Texas	14 km	30.633	-97.677
Williamson County	Texas	17 km	30.648	-97.601

Other United States in States

State	Distance	Latitude	Longitude
Louisiana	549 km	30.984	-91.962
Oklahoma	552 km	35.468	-97.516
Arkansas	755 km	35.201	-91.832
Mississippi	812 km	32.355	-89.399
New Mexico	888 km	34.52	-105.87

Round Rock in Other Languages

Postal Codes by Country

Country	Distance	Latitude	Longitude
Mexico	938 km	23	-102
Belize	1,730 km	17.25	-88.75
Guatemala	1,832 km	15.5	-90.25
Cuba	2,027 km	21.5	-80
El Salvador	2,060 km	13.833	-88.917