Home › Merchant Directory Union Square Category: Car WashCountry: United StatesAccepts: BTC← Back to the crypto merchant directoryUnion Square is a car wash in Seattle, United States that accepts BTC for payment. More crypto-friendly businesses nearbyCorwood Car WashRich’s Car WashAustin Enterprises Trailer WashoutUptown Park&WashAttention To DetailEco Car CafeNew to paying with crypto?How to Buy Bitcoin (2026 Guide)Bitcoin Lightning Network GuideLedger vs Trezor: Hardware Wallets Compared