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Texas · Williamson

78680 ZIP Code

78680 is associated with Round Rock, Texas. The page shows the county, timezone, nearby ZIPs and links to the state hub for a nearby city generator.

ZIP details

ZIP code
78680
City
Round Rock
State
Texas (TX)
County
Williamson
Timezone
America/Chicago
State sales tax
Varies by state
Open map Texas hub

Nearby ZIP codes

78681Round Rock, TX78682Round Rock, TX78677Wrightsboro, TX78683Round Rock, TX78676Wimberley, TX78675Willow City, TX78674Weir, TX78673Walburg, TX

Questions about 78680

What city is ZIP code 78680 in?+
78680 is associated with Round Rock, Texas in the bundled dataset. ZIP areas can cross city and county lines, so use the city and county fields together.
What county is 78680 in?+
Williamson. County boundaries and postal areas are not the same thing; a ZIP can serve addresses in more than one county.
What timezone is 78680 in?+
America/Chicago. This is the IANA timezone name for the city associated with the ZIP.
Is 78680 a real ZIP code?+
It appears in the public city dataset bundled with this site. That confirms the format and city association, not that a specific street, mailbox, or resident exists.
All ZIP codesValidate a full address