United States Postal Service
Main:
(800) 275-8777
Alt: (760) 744-2371
Fax: (760) 744-4603
Alt: (760) 744-2371
Fax: (760) 744-4603
420 N Twin Oaks Valley Rd, San Marcos, California, 92069
Business hours
| Monday | 9:00am to 5:00pm |
| Tuesday | 9:00am to 5:00pm |
| Wednesday | 9:00am to 5:00pm |
| Thursday | 9:00am to 5:00pm |
| Friday | 9:00am to 5:00pm |
| Saturday | 10:00am to 4:00pm |
| Sunday | - |
About us
Visit your local Post Office™ at 420 N Twin Oaks Valley Rd to find everything you need to send mail and ship packages. Explore our other products and services like money orders, Post Office™ boxes, passports, gift cards, and more
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