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Cost Post Office Hours

Retail Hours

Contact Numbers:

Phone: 830-437-2280
Monday-Saturday 8:00am - 12:00pm
Sunday Closed

Bulk Mail Acceptance Hours

Monday-Friday 8:00am - 12:00pm, 12:30pm - 4:30pm
Saturday 12:00pm - 12:00pm
Sunday Closed

Monday-Saturday 8:00am - 12:00pm
Sunday Closed

Lobby Hours

Monday-Sunday 12:01am - 11:59pm

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Lisa M Mendel (Postmaster)
136 S Fm 466
Cost, TX 78614

The Cost Post Office is located in the state of Texas within Gonzales County. This location serves 456 Cost residents with a median income of $56,250. It's estimated that approximately 728 packages pass through this post office each year.

Cost Post Office Location

Cost Texas Local Links