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Preferred Name, USPS
Round Mountain, TX 78663
Acceptable Alternative
Cypress Mill, TX 78663
Round Mtn, TX 78663

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Weather forecast ZIP Code 78663

ZIP Code 78663 has segments in 4 Counties (Blanco, Hays, Llano, Travis).

The 78663 ZIP Code is centered1 in Blanco County at latitude 30.442 and longitude -98.468. It is a standard type ZIP Code. Blanco County is in the Central Time Zone (UTC -6 hours) and observes daylight savings time.

The population in ZIP Code Tabulation Area (ZCTA) 78663 was 351 with 182 housing units; a land area land area of 91.84 sq. miles; a water area of 0.01 sq. miles; and a population density of 3.82 people per sq. mile for Census 2000. Demographic Profile

Round Mountain, TX 78663 Map (Marker is ZIP Code Centroid)

Local Search, 78663 ZIP Code| Distance & Driving Directions

Nearby Cities, Towns & Census Designated Places

Sandy, TX (5.6 miles S)
Round Mountain, TX (7.4 miles E)
Horseshoe Bay, TX (10.7 miles NE)
Granite Shoals, TX (11.4 miles NNE)
Sunrise Beach Village, TX (11.4 miles NNE)
Cottonwood Shores, TX (11.7 miles NE)
Johnson City, TX (11.9 miles SSE)
Sherwood Shores, TX (12.3 miles NNE)
Highland Haven, TX (12.3 miles NNE)
Meadowlakes, TX (13.2 miles NE)

Nearby Neighborhoods, Subdivisions & Other Small Populated Places

Blowout, TX (6.6 miles W)
Post Oak, TX (10.5 miles SSW)
Click, TX (10.5 miles NW)
Shovel Mountain, TX (11.7 miles ENE)
Rocky Creek, TX (13.5 miles SSW)
Rocky Creek, TX (13.5 miles SSW)

ZIP Codes - Key Concepts

1 Keeping the above key concepts in mind, what we informally refer to as the "center" of a ZIP Code is most often actually the centroid of a polygon.