Bitcoin address format

Bitcoin address is an identifier (like account number),
starting with 1, 3 or bc1 on the mainnet, containing
27-34 alphanumeric Latin characters and digits (except 0, O, I).

Also set to Bitcoin Cash mainnet, bchtest for testnet and bchreg for bitcoin cash regtest.

Diver helmet greyscale

Bitcoin address, or simply address, is an identifier of 27-34 alphanumeric characters, beginning with the number 1, 3 or bc1, that represents a possible destination for a bitcoin payment. Addresses can be generated at no cost by any user of Bitcoin. It is also possible to get a Bitcoin address using an account at an exchange or online wallet service. Also you can generate it offline and store on paper or at any digital storage.

There are currently three address formats in use in Bitcoin mainnet:

  1. P2PKH (Pay 2 Public Key Hash) which begin with the number 1
  2. P2SH (Pay 2 Script Hash) type starting with the number 3.
  3. Bech32 type starting with bc1.

Full list of Bitcoin address prefixes

Example use Leading symbol(s) Example
Pubkey hash (P2PKH address) 1 17VZNX1SN5NtKa8UQFxwQbFeFc3iqRYhem

Script hash (P2SH address)

SegWit Pay 2 Witness Public Key Hash (P2SH-P2WPKH)

3 3EktnHQD7RiAE6uzMj2ZifT9YgRrkSgzQX
SegWit mainnet (P2WPKH address) bc1 bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kv8f3t4
SegWit Testnet (P2WPKH address) tb1 tb1qw508d6qejxtdg4y5r3zarvary0c5xw7kxpjzsx
SegWit mainnet (P2WSH address) bc1 bc1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3qccfmv3
SegWit Testnet (P2WSH address) tb1 tb1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3q0sl5k7
Private key (WIF, uncompressed pubkey) 5 5Hwgr3u458GLafKBgxtssHSPqJnYoGrSzgQsPwLFhLNYskDPyyA
Private key (WIF, compressed pubkey) or L L1aW4aubDFB7yfras2S1mN3bqg9nwySY8nkoLmJebSLD5BWv3ENZ
BIP32 pubkey xpub xpub661MyMwAqRbcEYS8w7XLSVeEsBXy79zSzH1J8vCdxAZningWLdN3

zgtU6LBpB85b3D2yc8sfvZU521AAwdZafEz7mnzBBsz4wKY5e4cp9LB

BIP32 private key xprv xprv9s21ZrQH143K24Mfq5zL5MhWK9hUhhGbd45hLXo2Pq2oqzMMo63o

StZzF93Y5wvzdUayhgkkFoicQZcP3y52uPPxFnfoLZB21Teqt1VvEHx

Testnet pubkey hash or n mipcBbFg9gMiCh81Kj8tqqdgoZub1ZJRfn
Testnet script hash 2 2MzQwSSnBHWHqSAqtTVQ6v47XtaisrJa1Vc
Testnet Private key (WIF, uncompressed pubkey) 9 92Pg46rUhgTT7romnV7iGW6W1gbGdeezqdbJCzShkCsYNzyyNcc
Testnet Private key (WIF, compressed pubkey) c cNJFgo1driFnPcBdBX8BrJrpxchBWXwXCvNH5SoSkdcF6JXXwHMm
Testnet BIP32 pubkey tpub tpubD6NzVbkrYhZ4WLczPJWReQycCJdd6YVWXubbVUFnJ5KgU5MDQrD9

98ZJLNGbhd2pq7ZtDiPYTfJ7iBenLVQpYgSQqPjUsQeJXH8VQ8xA67D

Testnet BIP32 private key tprv tprv8ZgxMBicQKsPcsbCVeqqF1KVdH7gwDJbxbzpCxDUsoXHdb6SnTPY

xdwSAKDC6KKJzv7khnNWRAJQsRA8BBQyiSfYnRt6zuu4vZQGKjeW4YF

Bitcoin address generating map

 

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