|Time zone||Eastern (EST) (UTC-5)|
|• Summer (DST)||EDT (UTC-4)|
Sidman is a census-designated place in Cambria County, Pennsylvania, United States. Its ZIP code is 15955 and was formerly part of the St. Michael-Sidman, Pennsylvania census-designated place in Cambria County, before splitting into two separate CDP's during the 2010 census. The population of Sidman as of the 2010 census was 431.
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