Sinai Post Office in Sinai, SD
Find Sinai Post Office in Sinai,Brookings County,SD to get information on Postal services, Mail forwarding, Money orders, Package delivery, Stamps, and Postage rates.
Sinai Post Office
301 Main Avenue, Sinai, SD 57061
605-826-4306
Monday 07:45 AM - 11:00 AM 01:00 PM - 04:15 PM,Tuesday 07:45 AM - 11:00 AM 01:00 PM - 04:15 PM,Wednesday 07:45 AM - 11:00 AM 01:00 PM - 04:15 PM,Thursday 07:45 AM - 11:00 AM 01:00 PM - 04:15 PM,Friday 07:45 AM - 11:00 AM 01:00 PM - 04:15 PM,Saturday 07:45 AM - 09:45 AM,Sunday Closed
