Customer Support
Comprehensive Service & Support
At KDDI America, our customer support system is extensive and wide-ranging. Customers are assigned a knowledgeable account manager to serve as their primary contact. We also maintain a variety of service-specific support centers to bring you further assistance. Your support system is never outsourced, and all KDDI employees are trained to resolve your problems and exceed your expectations.
*Please call 877-890-5001 for KDDI Mobile service.
Enterprise/Business Customers
Network Services
- Tech Support:
- Los Angeles: (877) 520-0800 (24/7)
Voice Services
- Customer Support Center:
- (888) 533-4649
(M - F, 10:00am-5:00pm EST, except holidays)
- (888) 533-4649
Residential Customers
Voice Services (IchibanTALK & DokodemoTALK)
- Customer Support Center:
- (888) 533-4649
(M - F, 9:00am - 5:00pm EST, except holidays) - talk@kddia.com
- (888) 533-4649
Internet Help Desk
- Service:
- (888) 533-2477
(M - F, 9:00am-5:00pm EST, except holidays) - servicesupport@kddia.com
- (888) 533-2477
- Billing:
- (888) 533-2477
(M - F, 9:00am-5:00pm EST, except holidays) - billingsupport@kddia.com
- (888) 533-2477