Binance now supports 979 coins across 139 blockchains. Network distribution breakdown:

$BNB Chain leads with 380 coins
Ethereum hosts 296 coins
Solana carries 57 coins

Transfer cost comparison: $USDT withdrawal via BNB Chain costs $0.01 - the cheapest option among 19 available routes.

This positions BNB Chain as the most cost-efficient network for stablecoin transfers in Binance's multi-chain infrastructure. The 139-blockchain integration essentially turns Binance into a cross-chain liquidity hub where users can route assets through the most economical path.