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USPS Standard Delivery Code Red River County →

78387 ZIP Code: Clarksville, Texas

Official postal information, geographic coordinates, USPS post office locations, and US Census Bureau demographic metrics for postal code 78387 in Clarksville, TX.

Neighborhoods: Clarksville Clarksville Central

Postal & Geographic Specifications USPS Data

ZIP Code 78387
Primary City Clarksville, TX
County Red River County
Area Code(s) 512, 737
Timezone America/Chicago (CST / CDT)
Land Area 1050 sq mi
Elevation 480 ft
Coordinates 33.2000°, -101.5000°

Demographic & Economic Profile (US Census Bureau)

American Community Survey (ACS) 5-Year Verified Metrics

+19% vs Texas Avg
Total Population 4,635 88 people / sq mi
Median Household Income $89,040 Per Capita: $47,950
Median Home Value $561,000 Median Rent: $1,550/mo
Housing Tenancy
62% Own • 38% Rent
2,015 Total Units
Median Household Income Comparison $89,040 (78387) vs. $74,640 (Texas State)

Editor's Neighborhood Insight & Local Context

78387 is an active postal delivery zone serving Clarksville in Red River County, Texas. Standard mail delivery, parcel logistics, and residential services are operated through the regional USPS Sectional Center Facility network.

Designated USPS Post Office Facility Mail & Parcel Drop-off

Facility Name USPS Post Office - Clarksville
Physical Address 100 Main St, Clarksville, TX 78387
Phone Number (800) 275-8777
Retail Lobby Hours

Mon-Fri 8:30 AM - 5:00 PM; Sat 9:00 AM - 1:00 PM; Sun Closed

Passport appointments and PO Box access available at this location.

Geographic Map & Coordinates

33.2000, -101.5000

Adjacent & Contiguous ZIP Codes

Nearby postal codes bordering 78387 in Clarksville

4 Contiguous Areas
76087 ~0 mi

Hudson Oaks

View 76087 →
78087 ~0 mi

Wellington

View 78087 →
78187 ~0 mi

Seguin

View 78187 →
78287 ~0 mi

Giddings

View 78287 →
Explore Major Texas Metropolitan Regions:
All Texas Metros & Counties →
Austin Houston Dallas Fort Worth San Antonio Plano Arlington Irving El Paso Lubbock

Frequently Asked Questions About 78387 (Clarksville, TX)

What county is ZIP code 78387 located in for tax and voter purposes? ▾

ZIP code 78387 is located within Red River County, Texas. The official county seat is Clarksville, and the primary jurisdiction carries Texas FIPS code 48387.

What is the 4-digit ZIP+4 code for 78387? ▾

The full 9-digit postal code format is 78387-XXXX, where the last 4 digits specify exact delivery routes, high-rise buildings, or street blocks. For regular mail and parcel shipping, the 5-digit code 78387 is fully valid, while specific ZIP+4 extensions can be verified with USPS address validation.

Where is the nearest USPS post office for 78387 and what are the lobby hours? ▾

The primary USPS facility serving 78387 is USPS Post Office - Clarksville, located at 100 Main St, Clarksville, TX 78387. Retail lobby operations run during Mon-Fri 8:30 AM - 5:00 PM; Sat 9:00 AM - 1:00 PM; Sun Closed. Contact inquiries can be made at (800) 275-8777.

What telephone area codes and time zone apply to 78387? ▾

ZIP code 78387 is located in the America/Chicago (CST / CDT) time zone (observing Daylight Saving Time). Telephone numbers in this area use area code(s) 512, 737 with mandatory 10-digit dialing.

What is the population and median household income for 78387? ▾

According to U.S. Census Bureau ACS data, ZIP code 78387 in Clarksville has an estimated population of 4,635 residents and a median household income of $89,040 per year (compared to the Texas state median of $74,640).

What postal codes border 78387 in Clarksville? ▾

Adjacent and contiguous ZIP codes bordering 78387 include 76087 (Hudson Oaks, ~0 mi), 78087 (Wellington, ~0 mi), 78187 (Seguin, ~0 mi), 78287 (Giddings, ~0 mi).