Photo-Sonics Inc.

Los Angeles has 126 business to business listings on SiteCity, and most come with a fast way to reach them. Phone numbers are attached to 125 of these listings, so calling ahead is almost always an option, and 115 also list a website if you'd rather check services or hours before dialing. Companies cluster in spots like 90045, 91311, and 90025, so if you're working a specific part of the city you can often find a handful of options in the same zip code.

None of these listings currently show a Sponsored label, since paid placement hasn't been switched on for this category, so the order here reflects the plain list of submissions rather than any kind of promotion. If you run one of these companies and see a missing phone number or dead website link, you can claim the listing and update it yourself, which spares the next person in Los Angeles a call that goes nowhere. Browse by zip code if you want vendors near a particular office or warehouse, and call two or three to compare before committing.