Contact OneSimCard Live Customer Service
Ask your question online
Call Us
Get Technical Support by calling:
1-617-313-8888 (International)
1-800-640-2113 (U.S. - Toll Free)
1-800-640-2599 (Canada - Toll Free)
From a OneSimCard enabled phone:
Dial 096 and press Send
The first 3 minutes are free when calling Support from your OneSimCard enabled phone.
After 3 minutes, you will be charged the standard outgoing call rate from the country you are in.
Text Us
Will only work from a OneSimCard enabled phone:
Send an SMS to 00-1-617-600-8250
We will review your question and respond via SMS.
You will be charged the standard outgoing SMS rate for each text you send.
You will not be charged for any text responses you receive back from us.
Texts should be sent in English characters only and be no longer than 160 characters in length.
You do not need to include your OneSimCard phone number.
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Mail Us
OneSimCard
375 Concord Ave Suite 203,
Belmont, MA 02478-0004
USA
ASK YOUR QUESTION HERE and we will help you.
