310 numbers for Hawthorne businesses

Hawthorne's best-known businesses are in aerospace. SpaceX, whose headquarters is now in Starbase, Texas, still has a major facility in Hawthorne, and since December 2025 Archer Aviation has held the lease on Hawthorne Municipal Airport, whose 80 acres it plans to turn into a hub for electric air taxis.

Suppliers and contractors that sell to aerospace companies need a main line that looks established on a quote or an invoice, while the shops and restaurants that serve residents want something easy to remember. Most of Hawthorne is in 310, and part of it is in 323.

Numbers that fit

Round thousands and round hundreds look established on a quote. Short sequences suit a sales or support line.

No 310 number belongs to a particular city or area. These pages describe the businesses in each part of 310, not where a number has to be used: on a mobile phone or an internet phone line, a 310 number works anywhere.