diff --git a/src/libs/data/data.js b/src/libs/data/data.js
index 9f5361ca..5a8c766f 100644
--- a/src/libs/data/data.js
+++ b/src/libs/data/data.js
@@ -122,9 +122,25 @@ export function operatorAddressToAccount(operAddress) {
   if (prefix === 'iva') { // handle special cases
     return Bech32.encode('iaa', data)
   }
+  if (prefix === 'crocncl') { // handle special cases
+    return Bech32.encode('cro', data)
+  }
   return Bech32.encode(prefix.replace('valoper', ''), data)
 }
 
+// TODO, not tested
+export function pubkeyToAccountAddress(pubkey, prefix) {
+  return Bech32.encode(prefix, pubkey, 40)
+}
+
+export function addressDecode(address) {
+  return Bech32.decode(address)
+}
+
+export function addressEnCode(prefix, pubkey) {
+  return Bech32.encode(prefix, pubkey)
+}
+
 export function consensusPubkeyToHexAddress(consensusPubkey) {
   let raw = null
   if (typeof consensusPubkey === 'object') {
diff --git a/src/store/chains/akash.json b/src/store/chains/akash.json
index 32bc3487..9d6b39b7 100644
--- a/src/store/chains/akash.json
+++ b/src/store/chains/akash.json
@@ -2,5 +2,6 @@
     "chain_name": "akash",
     "api": "https://akash.api.ping.pub",
     "sdk_version": "0.41.3",
+    "addr_prefix": "akash",
     "logo": "https://dl.airtable.com/.attachments/52586702dd8352d97834fce5c2d83614/969b4d53/akash-network.png"
 }
\ No newline at end of file
diff --git a/src/store/chains/band.json b/src/store/chains/band.json
index fc3b4e66..0153b214 100644
--- a/src/store/chains/band.json
+++ b/src/store/chains/band.json
@@ -1,6 +1,7 @@
 {
     "chain_name": "band",
     "api": "https://api-gm-lb.bandchain.org",
+    "addr_prefix": "band",
     "logo": "https://dl.airtable.com/.attachments/472ae99a508e32b4439b416beddd4eb9/c5166f62/band-symbol-blue-bg.75a3ad91.svg",
     "sdk_version": "0.33.8"
 }
\ No newline at end of file
diff --git a/src/store/chains/cosmos.json b/src/store/chains/cosmos.json
index 7a5bdf55..1805bb0c 100644
--- a/src/store/chains/cosmos.json
+++ b/src/store/chains/cosmos.json
@@ -2,5 +2,6 @@
     "chain_name": "cosmos",
     "api":"https://lcd-cosmoshub.keplr.app",
     "sdk_version": "0.42.6",
+    "addr_prefix": "cosmos",
     "logo": "https://dl.airtable.com/.attachments/e54f814bba8c0f9af8a3056020210de0/2d1155fb/cosmos-hub.svg"
 }
\ No newline at end of file
diff --git a/src/store/chains/crypto.json b/src/store/chains/crypto.json
index 7efaca9c..852b28cb 100644
--- a/src/store/chains/crypto.json
+++ b/src/store/chains/crypto.json
@@ -3,5 +3,6 @@
     "chain_name": "crypto",
     "api": "https://mainnet.crypto.org:1317",
     "sdk_version": "0.39.2",
+    "addr_prefix": "cro",
     "logo": "https://dl.airtable.com/.attachments/b2e638424ea09dccd4f11b04dc53872a/844d11dc/LOGO.png"
 }
\ No newline at end of file
diff --git a/src/store/chains/iris.json b/src/store/chains/iris.json
index c38b6055..7491192b 100644
--- a/src/store/chains/iris.json
+++ b/src/store/chains/iris.json
@@ -2,5 +2,6 @@
     "chain_name": "iris",
     "api": "https://iris.api.ping.pub",
     "sdk_version": "0.42.4",
+    "addr_prefix": "iaa",
     "logo": "https://dl.airtable.com/.attachments/2d6d51b1b262db00ecc51616ffc3bdf5/90ff00d0/IRISnet.svg"
 }
\ No newline at end of file
diff --git a/src/store/chains/kava.json b/src/store/chains/kava.json
index dc253a21..94ec02aa 100644
--- a/src/store/chains/kava.json
+++ b/src/store/chains/kava.json
@@ -2,5 +2,6 @@
     "chain_name": "kava",
     "api": "https://kava4.data.kava.io",
     "sdk_version": "0.39.2",
+    "addr_prefix": "kava",
     "logo": "https://dl.airtable.com/.attachments/f25737491bd0034240093a7b4e039b15/afec77ff/logo.png"
 }
\ No newline at end of file
diff --git a/src/store/chains/okexchain.json b/src/store/chains/okexchain.json
index 696087e6..4791fbd2 100644
--- a/src/store/chains/okexchain.json
+++ b/src/store/chains/okexchain.json
@@ -2,6 +2,7 @@
     "chain_name": "okexchain",
     "api": "https://exchainrpc.okex.org/okexchain/v1",
     "sdk_version": "0.39.2",
+    "addr_prefix": "ex",
     "logo": "https://dl.airtable.com/.attachments/4620a173477efece7f459a3d6fc770c0/9f6618ad/OKexchain.svg",
     "unload_module": ["minting", "slashing"]
 }
\ No newline at end of file
diff --git a/src/store/chains/osmosis.json b/src/store/chains/osmosis.json
index 8e0d693b..5fcc106e 100644
--- a/src/store/chains/osmosis.json
+++ b/src/store/chains/osmosis.json
@@ -2,5 +2,6 @@
     "chain_name": "osmosis",
     "api": "https://lcd-osmosis.keplr.app",
     "sdk_version": "0.42.5",
+    "addr_prefix": "osmo",
     "logo": "https://dl.airtable.com/.attachments/4ef30ec4008bc86cc3c0f74a6bb84050/0eeb4d64/aQ5W3zaT_400x400.jpg"
 }
diff --git a/src/store/chains/persistence.json b/src/store/chains/persistence.json
new file mode 100644
index 00000000..e22139b9
--- /dev/null
+++ b/src/store/chains/persistence.json
@@ -0,0 +1,7 @@
+{
+    "chain_name": "persistence",
+    "api": "https://rest.core.persistence.one",
+    "sdk_version": "0.42.4",
+    "addr_prefix": "persistence",
+    "logo": "https://dl.airtable.com/.attachments/23178be773dc4de133ca4c07056aba1c/6e855850/persistence.png"
+}
\ No newline at end of file
diff --git a/src/store/chains/terra.json b/src/store/chains/terra.json
index 55368b32..6c2b7d43 100644
--- a/src/store/chains/terra.json
+++ b/src/store/chains/terra.json
@@ -2,5 +2,6 @@
     "chain_name": "terra",
     "api": "https://fcd.terra.dev",
     "sdk_version": "0.39.2",
+    "addr_prefix": "terra",
     "logo": "https://dl.airtable.com/.attachments/275a6cbdbdc911856556e716a60d6ec4/87addd7f/terra.jpg"
 }
\ No newline at end of file