Landmark: Behind Shevron gas station. Across from Big Lot and North Park Produce. Description: Located in the heart of the City of Poway, where country living is what “California was meant to be”, Liberty Tax Service can meet your needs for individual or business income tax reporting. Se Habla Espanol. North East corner of Poway Road and Pomerado Road. Individual,Business,Corporate returns, Authorized Agent for ITIN numbers.