Contact

The Halcyon Store & Post Office
936 South Halcyon Road Halcyon, CA 93420
Mailing Address: P.O. Box 7010,  Halcyon, CA 93421
 halcyonstorepostoffice@gmail.com

Phone: (805) 489-2432  

Store Hours:  9-5 Monday through Sunday

The post office information is on USPS web page or call 1-800-275-8777 for all postal questions