Home / Business To Business / Corporate Or Business Office / San Marcos / AT&T
AT&T
One of 58 corporate or business office listings in San Marcos.
About AT&T
AT&T is a corporate or business office in the business to business sector, based in San Marcos, CA. Its recorded address is 133 S Las Posas Rd, 92078-2468. The listing includes a telephone number, an official website. It is one of 58 corporate or business office listings tracked in San Marcos; the nearest comparable listing is Digitainment - Experts in Home Entertainment, about 0.2 km away. AT&T has 3,493 listed locations in total; this page covers the San Marcos branch.
- Address
- 133 S Las Posas Rd, San Marcos, CA, 92078-2468
- Phone
- +18552937676
- Website
- att.com
- Social
Questions
Where is AT&T located?
133 S Las Posas Rd, San Marcos, CA, 92078-2468
How do I contact AT&T?
+18552937676 · https://www.att.com/stores/california/san-marcos/211803?source=E-Fls10000000000X&wtExtndSource=website
What type of business is AT&T?
AT&T is a corporate or business office (business to business) in San Marcos.
AT&T branches
AT&T has 3,493 listed locations. This branch is in San Marcos.
- Kailua Kona96740-2727
- Hilo96720-3013
- Kahului96732-1612
- Honolulu96814-2103
- Honolulu96814-4600
- Honolulu96816-1494
- Kapolei96707-2002
- Pearl City96782-2962
- Mililani Town96789-1779
- Kaneohe96744-2007
Nearby corporate or business office
- Digitainment - Experts in Home EntertainmentSan Marcos0.2 km
- EdcoSan Marcos0.2 km
- Golden TelecomSan Marcos0.5 km
- Network Co of CaliforniaSan Marcos0.5 km
- Autism Spectrum Therapies (AST)San Marcos0.6 km
- Pinnacle ServicesSan Marcos0.6 km
- Advanced Honeycomb TechnologiesSan Marcos0.6 km
- AMIS/Alliance Marketing & Insurance ServicesSan Marcos0.7 km
- MathesonSan Marcos0.7 km
- HIPAA VaultSan Marcos0.7 km
- SDTEKSan Marcos0.7 km
- Saroyan Lumber Company San MarcosSan Marcos0.7 km
- TelcomtecSan Marcos0.8 km
- Pacific Lasertec, LLCSan Marcos0.8 km
- 1850 RealtySan Marcos0.9 km
Cite this page
“AT&T, San Marcos — business.wiki, retrieved August 2026.” Facts on this page come from openly licensed data (Overture Maps Foundation) and are refreshed with each monthly release; sourcing is documented on the methodology page.