Collin County Post Offices

304 W Boyd Dr
Allen, Texas 75013

715 S Powell Pkwy
Anna, Texas 75409

4475 Trinity Mills Rd
Dallas, Texas 75287

301 S Business Highway 78
Blue Ridge, Texas 75424

918 W Walnut St
Celina, Texas 75009

3400 Coit Rd
Plano, Texas 75075

15104 County Road 549
Copeville, Texas 75121

12580 Rolater Rd
Frisco, Texas 75035

213 McKinney St
Farmersville, Texas 75442

408 Main St
Josephine, Texas 75164

609 Main St
Lavon, Texas 75166

7210 Virginia Pkwy Ste 110
McKinney, Texas 75071

550 N Central Expy
McKinney, Texas 75070

1919 E Melissa Rd
Melissa, Texas 75454

102 S Fm 1138
Nevada, Texas 75173

3905 Hedgcoxe Rd
Plano, Texas 75025

1200 Jupiter Rd
Plano, Texas 75074

621 E Princeton Dr
Princeton, Texas 75407

102 E Broadway St
Prosper, Texas 75078

701 W Houston St
Westminster, Texas 75485

101 Main St
Weston, Texas 75097

2901 W Parker Rd
Plano, Texas 75023

940 W Fm 544
Wylie, Texas 75098

Collin County

There are 23 US Post Offices in Collin County serving a total of 531,463 residents equating to 23,107 residents per post office. It's estimated that approximately 848,274 packages are handled across the 23 county post offices annually. Collin County is a county located in the U.S. state of Texas. As of the 2010 United States Census, the county's population was 782,341, making it the seventh-most populous county in Texas and the 63rd largest county by population in the United States. Its county seat is McKinney. Collin County is part of the Dallas-Fort Worth-Arlington, TX Metropolitan Statistical Area. A small portion of the city of Dallas is located in the county."