SINAI POST OFFICE 57061

Sinai Post Office Hours


Retail Hours

Contact Numbers:

Phone: 605-826-4306
Monday-Saturday 10:00am - 12:00pm
Sunday Closed

Pickup Services Hours

Monday-Saturday 10:00am - 12:00pm
Sunday Closed

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301 Main Ave
Sinai, SD 57061

The Sinai Post Office is located in the state of South Dakota within Brookings County. This location serves 102 Sinai residents with a median income of $53,438. It's estimated that approximately 163 packages pass through this post office each year.

Sinai Post Office Location


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