For security and fraud prevention, transfers between accounts aren’t allowed. You can, however, add multiple numbers under the same verified account.
Make sure your card supports international transactions and has sufficient balance. If needed, contact your bank to enable online or overseas payments. You can also try another card or payment method.
Delays usually occur during carrier congestion.
Yes, most online services support CallMama numbers. However, some banks block VoIP-based OTPs for security reasons.
Auto-clean may be turned on. Disable it in your app settings to keep your chat history longer.
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