Main Offices

Telmex USA, L.L.C.
3350 SW 148th Avenue
Suite 400
Miramar, FL 33027

Phone: 1-954-517-7300 | 1-800-290-1649
Fax: 1-954-517-7305

General Inquiry: customerservice@telmexusa.net

Mexico en Linea / Pay in USA

Customer Service: 1-800-290-1649
Our service hours are Monday to Saturday from 7:00 am to 7:00 pm Pacific time.

Customer Service Address: 
Telmex USA.
482 W San Ysidro Blvd., Suite 2254
San Ysidro, CA 92173-2444

Send Payments to: 
Telmex USA.
PO BOX 951678
Dallas, TX. 75395-1678

Customer Service in USA: 1-800-789-8875
Customer Service in Mexico: 01-800-506-9252

Other Contact Information

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Thank you for your interest in Telmex USA!

Telmex USA Business Services

Phone:
1-800-539-2889
1-954-517-7300

E-mail:
sales.us@telmex.com

Mail:
Telmex USA, L.L.C.
3350 SW 148th Avenue
Suite 400
Miramar, FL 33027

Telmex USA Conference Service

For more information, questions or help with Telmex Conference Service, please contact your Account Representative today, or call Telmex USA Customer Care at any time.

Phone:
1-877-600-8272 in the US
+1-514-985-1746 for international callers

Other Contact Information

Contact Us »
Contact Retail Services »
Contact Business Services »
Contact Carrier Services »

Thank you for your interest in Telmex USA!

For more information, questions or help with Telmex USA products, please call your Account Representative today, or contact us at:

Phone:
1-800-539-2889
1-954-517-7300

E-mail:
customerservice@telmexusa.com

Mail:
Telmex USA, L.L.C.
3350 SW 148th Avenue
Suite 400
Miramar, FL 33027

Other Contact Information

Contact Us »
Contact Retail Services »
Contact Business Services »
Contact Carrier Services »

Thank you for your interest in Telmex USA!

Mail:
Telmex USA, L.L.C.
3350 SW 148th Avenue
Suite 400
Miramar, FL 33027

Phone:
1-954-517-7300

Fax:
1-954-517-7305

Sales:
sales.us@telmex.com

Thank you for your interest in Telmex USA!