SiteCity Business Directory

Business to Business

Irvine

48 businesses listed, showing 1–40. How we order them.

Business to Business in Irvine by the numbers

SiteCity lists 48 businesses under Business to Business in Irvine, CA, as of September 28, 2026. 45 list a phone number and 47 list a website.

Most-listed ZIP codes: 92618 (30), 92614 (12) and 92606 (2).

Listings come from Overture Maps Foundation places data (release 2026-08-19.0, which includes Foursquare OS Places) and from businesses added or updated through SiteCity. How we count.

Listings40

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