To Check Your Number Registration Status: Go to your Phone Numbers in the Twilio Console, then Manage > Active Numbers. For additional guidance, visit our Troubleshooting article.

Where is Twilio Narrowband supported?

At this time, Twilio Narrowband SIM cards only work on T-mobile's Narrowband network in the United States. It is not currently supported internationally.

To see where in the US Narrowband is supported, see T-mobile's latest Narrowband coverage map (T-mobile.com).

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