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Paying for VoIP termination with USDT TRC-20

How USDT on the TRON network works for topping up a prepaid VoIP account: exact amounts, deposit windows, confirmations and the mistakes to avoid.

RazeConnect Team

3 min read

Wholesale voice is international by nature, and so are the people buying it. Bank wires between jurisdictions can take days and fail without explanation. USDT on the TRON network (TRC-20) settles in minutes for a small network fee, and because it tracks the US dollar there is no exchange-rate surprise between sending and crediting.

Why prepaid and crypto fit together

A prepaid balance caps your exposure: if credentials leak, calls stop when the balance reaches zero. The faster you can top up, the smaller that balance can be. Stablecoin top-ups make it practical to keep a few days of spend on account instead of a few weeks.

How a TRC-20 deposit works

  1. Enter the amount you want to add in the portal (minimum $50).
  2. The portal returns a unique amount — your figure plus a few random cents — and a wallet address.
  3. Send exactly that amount of USDT on the TRON network within 60 minutes.
  4. Our system watches the chain, matches the unique amount and credits your balance once the transfer confirms.

Mistakes to avoid

  • Sending USDT on Ethereum (ERC-20) or another chain to a TRC-20 address
  • Rounding the amount or splitting it across two transfers
  • Letting the 60-minute window expire before sending
  • Paying from an exchange that deducts its withdrawal fee from the amount sent

If something goes wrong

If you sent the wrong amount or the window expired, do not send again. Open a Help Center case with the transaction hash. Our billing team can see unmatched transfers and credit them manually to the right account once the payment is verified on-chain.

Questions about this guide? Talk to our routing team.

Open a prepaid account and route your first call today

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