PRIME COMMERCIAL OFFICE SPACE FOR LEASE ON S. HARBOR BLVD IN FULLERTON! Excellent opportunity for a PROFESSIONAL OFFICE, CATERING, or SERVICE-ORIENTED BUSINESS. Located along one of Fullerton's major commercial corridors, this property offers excellent BUSINESS OPPORTUNITY. The space features AIR CONDITIONING and convenient rear parking with gated access from the alley. Excellent location near Downtown Fullerton with convenient access to the 91 and 5 Freeways, surrounding residential neighborhoods, shopping, dining, and other businesses. Ideal for an established business or growing professional practice looking for a BUSINES SPACE and convenient Fullerton location. Available for immediate lease. All proposed uses are subject to landlord approval and City of Fullerton zoning, licensing, and permitting requirements.

Based on information submitted to CRMLS as of August 20, 2026 8:53 PM UTC . All data is deemed reliable but is not guaranteed accurate by the MLS. All information should be independently reviewed and verified for accuracy. IDX information is provided exclusively for consumers’ personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

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Property Details of 506 S Harbor

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Property Details of 506 S Harbor

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Encino