diff --git a/CHANGELOG.md b/CHANGELOG.md
index 603a92df5..bf03cf41e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## Current Master
 
+
+- Add two most recently used custom RPCs to network dropdown menu.
 - Add personal_sign method support.
 - Add ability to customize gas and gasPrice on the transaction approval screen.
 - Increase default gas buffer to 1.5x estimated gas value.
diff --git a/app/scripts/lib/controllers/currency.js b/app/scripts/controllers/currency.js
similarity index 100%
rename from app/scripts/lib/controllers/currency.js
rename to app/scripts/controllers/currency.js
diff --git a/app/scripts/controllers/preferences.js b/app/scripts/controllers/preferences.js
new file mode 100644
index 000000000..18fccf11b
--- /dev/null
+++ b/app/scripts/controllers/preferences.js
@@ -0,0 +1,63 @@
+const ObservableStore = require('obs-store')
+const normalizeAddress = require('eth-sig-util').normalize
+const extend = require('xtend')
+
+class PreferencesController {
+
+  constructor (opts = {}) {
+    const initState = extend({ frequentRpcList: [] }, opts.initState)
+    this.store = new ObservableStore(initState)
+  }
+
+  //
+  // PUBLIC METHODS
+  //
+
+  setSelectedAddress (_address) {
+    return new Promise((resolve, reject) => {
+      const address = normalizeAddress(_address)
+      this.store.updateState({ selectedAddress: address })
+      resolve()
+    })
+  }
+
+  getSelectedAddress (_address) {
+    return this.store.getState().selectedAddress
+  }
+
+  updateFrequentRpcList (_url) {
+    return this.addToFrequentRpcList(_url)
+      .then((rpcList) => {
+        this.store.updateState({ frequentRpcList: rpcList })
+        return Promise.resolve()
+      })
+  }
+
+  addToFrequentRpcList (_url) {
+    let rpcList = this.getFrequentRpcList()
+    let index = rpcList.findIndex((element) => { return element === _url })
+    if (index !== -1) {
+      rpcList.splice(index, 1)
+    }
+    if (_url !== 'http://localhost:8545') {
+      rpcList.push(_url)
+    }
+    if (rpcList.length > 2) {
+      rpcList.shift()
+    }
+    return Promise.resolve(rpcList)
+  }
+
+  getFrequentRpcList () {
+    return this.store.getState().frequentRpcList
+  }
+
+  //
+  // PRIVATE METHODS
+  //
+
+
+
+}
+
+module.exports = PreferencesController
diff --git a/app/scripts/lib/controllers/shapeshift.js b/app/scripts/controllers/shapeshift.js
similarity index 100%
rename from app/scripts/lib/controllers/shapeshift.js
rename to app/scripts/controllers/shapeshift.js
diff --git a/app/scripts/lib/controllers/preferences.js b/app/scripts/lib/controllers/preferences.js
deleted file mode 100644
index c5e93a5b9..000000000
--- a/app/scripts/lib/controllers/preferences.js
+++ /dev/null
@@ -1,33 +0,0 @@
-const ObservableStore = require('obs-store')
-const normalizeAddress = require('eth-sig-util').normalize
-
-class PreferencesController {
-
-  constructor (opts = {}) {
-    const initState = opts.initState || {}
-    this.store = new ObservableStore(initState)
-  }
-
-  //
-  // PUBLIC METHODS
-  //
-
-  setSelectedAddress(_address) {
-    return new Promise((resolve, reject) => {
-      const address = normalizeAddress(_address)
-      this.store.updateState({ selectedAddress: address })
-      resolve()
-    })
-  }
-
-  getSelectedAddress(_address) {
-    return this.store.getState().selectedAddress
-  }
-
-  //
-  // PRIVATE METHODS
-  //
-
-}
-
-module.exports = PreferencesController
diff --git a/app/scripts/metamask-controller.js b/app/scripts/metamask-controller.js
index 3dddf7065..536891dc6 100644
--- a/app/scripts/metamask-controller.js
+++ b/app/scripts/metamask-controller.js
@@ -11,10 +11,10 @@ const streamIntoProvider = require('web3-stream-provider/handler')
 const MetaMaskProvider = require('web3-provider-engine/zero.js')
 const setupMultiplex = require('./lib/stream-utils.js').setupMultiplex
 const KeyringController = require('./keyring-controller')
-const PreferencesController = require('./lib/controllers/preferences')
-const CurrencyController = require('./lib/controllers/currency')
+const PreferencesController = require('./controllers/preferences')
+const CurrencyController = require('./controllers/currency')
 const NoticeController = require('./notice-controller')
-const ShapeShiftController = require('./lib/controllers/shapeshift')
+const ShapeShiftController = require('./controllers/shapeshift')
 const MessageManager = require('./lib/message-manager')
 const PersonalMessageManager = require('./lib/personal-message-manager')
 const TxManager = require('./transaction-manager')
@@ -244,7 +244,6 @@ module.exports = class MetamaskController extends EventEmitter {
     return {
       // etc
       getState:              (cb) => cb(null, this.getState()),
-      setRpcTarget:          this.setRpcTarget.bind(this),
       setProviderType:       this.setProviderType.bind(this),
       useEtherscanProvider:  this.useEtherscanProvider.bind(this),
       setCurrentCurrency:    this.setCurrentCurrency.bind(this),
@@ -265,6 +264,8 @@ module.exports = class MetamaskController extends EventEmitter {
 
       // PreferencesController
       setSelectedAddress:        nodeify(preferencesController.setSelectedAddress).bind(preferencesController),
+      setDefaultRpc:             nodeify(this.setDefaultRpc).bind(this),
+      setCustomRpc:              nodeify(this.setCustomRpc).bind(this),
 
       // KeyringController
       setLocked:                 nodeify(keyringController.setLocked).bind(keyringController),
@@ -661,10 +662,21 @@ module.exports = class MetamaskController extends EventEmitter {
     if (this.isNetworkLoading()) this.lookupNetwork()
   }
 
-  setRpcTarget (rpcTarget) {
-    this.configManager.setRpcTarget(rpcTarget)
+  setDefaultRpc () {
+    this.configManager.setRpcTarget('http://localhost:8545')
     extension.runtime.reload()
     this.lookupNetwork()
+    return Promise.resolve('http://localhost:8545')
+  }
+
+  setCustomRpc (rpcTarget, rpcList) {
+    this.configManager.setRpcTarget(rpcTarget)
+    return this.preferencesController.updateFrequentRpcList(rpcTarget)
+      .then(() => {
+        extension.runtime.reload()
+        this.lookupNetwork()
+        return Promise.resolve(rpcTarget)
+      })
   }
 
   setProviderType (type) {
diff --git a/development/states/first-time.json b/development/states/first-time.json
index 108af9117..3554ee911 100644
--- a/development/states/first-time.json
+++ b/development/states/first-time.json
@@ -4,6 +4,7 @@
     "isUnlocked": false,
     "rpcTarget": "https://rawtestrpc.metamask.io/",
     "identities": {},
+    "frequentRpcList": [],
     "unapprovedTxs": {},
     "currentFiat": "USD",
     "conversionRate": 12.7527416,
diff --git a/test/unit/actions/config_test.js b/test/unit/actions/config_test.js
index f851e4102..14198fa8a 100644
--- a/test/unit/actions/config_test.js
+++ b/test/unit/actions/config_test.js
@@ -11,6 +11,7 @@ describe ('config view actions', function() {
   var initialState = {
     metamask: {
       rpcTarget: 'foo',
+      frequentRpcList: []
     },
     appState: {
       currentView: {
@@ -32,13 +33,13 @@ describe ('config view actions', function() {
     it('sets the state.metamask.rpcTarget property of the state to the action.value', function() {
       const action = {
         type: actions.SET_RPC_TARGET,
-        value: 'bar',
+        value: 'foo',
       }
 
       var result = reducers(initialState, action)
       assert.equal(result.metamask.provider.type, 'rpc')
-      assert.equal(result.metamask.provider.rpcTarget, action.value)
+      assert.equal(result.metamask.provider.rpcTarget, 'foo')
     })
   })
-})
 
+})
diff --git a/test/unit/currency-controller-test.js b/test/unit/currency-controller-test.js
index c57b522c7..dd7fa91e0 100644
--- a/test/unit/currency-controller-test.js
+++ b/test/unit/currency-controller-test.js
@@ -5,7 +5,7 @@ const assert = require('assert')
 const extend = require('xtend')
 const rp = require('request-promise')
 const nock = require('nock')
-const CurrencyController = require('../../app/scripts/lib/controllers/currency')
+const CurrencyController = require('../../app/scripts/controllers/currency')
 
 describe('config-manager', function() {
   var currencyController
diff --git a/test/unit/notice-controller-test.js b/test/unit/notice-controller-test.js
index cf00daeba..73fdb2f2e 100644
--- a/test/unit/notice-controller-test.js
+++ b/test/unit/notice-controller-test.js
@@ -4,7 +4,7 @@ const rp = require('request-promise')
 const nock = require('nock')
 const configManagerGen = require('../lib/mock-config-manager')
 const NoticeController = require('../../app/scripts/notice-controller')
-const STORAGE_KEY = 'metamask-persistance-key'
+const STORAGE_KEY = 'metamask-persistence-key'
 
 describe('notice-controller', function() {
   var noticeController
diff --git a/ui/app/actions.js b/ui/app/actions.js
index 7f972fb37..d4fd7553b 100644
--- a/ui/app/actions.js
+++ b/ui/app/actions.js
@@ -112,11 +112,13 @@ var actions = {
   // config screen
   SHOW_CONFIG_PAGE: 'SHOW_CONFIG_PAGE',
   SET_RPC_TARGET: 'SET_RPC_TARGET',
+  SET_DEFAULT_RPC_TARGET: 'SET_DEFAULT_RPC_TARGET',
   SET_PROVIDER_TYPE: 'SET_PROVIDER_TYPE',
   USE_ETHERSCAN_PROVIDER: 'USE_ETHERSCAN_PROVIDER',
   useEtherscanProvider: useEtherscanProvider,
   showConfigPage: showConfigPage,
   setRpcTarget: setRpcTarget,
+  setDefaultRpcTarget: setDefaultRpcTarget,
   setProviderType: setProviderType,
   // loading overlay
   SHOW_LOADING: 'SHOW_LOADING_INDICATION',
@@ -669,12 +671,28 @@ function markAccountsFound() {
 // config
 //
 
+// default rpc target refers to localhost:8545 in this instance.
+function setDefaultRpcTarget (rpcList) {
+  log.debug(`background.setDefaultRpcTarget`)
+  return (dispatch) => {
+    background.setDefaultRpc((err, result) => {
+      if (err) {
+        log.error(err)
+        return dispatch(self.displayWarning('Had a problem changing networks.'))
+      }
+    })
+  }
+}
+
 function setRpcTarget (newRpc) {
   log.debug(`background.setRpcTarget`)
-  background.setRpcTarget(newRpc)
-  return {
-    type: actions.SET_RPC_TARGET,
-    value: newRpc,
+  return (dispatch) => {
+    background.setCustomRpc(newRpc, (err, result) => {
+      if (err) {
+        log.error(err)
+        return dispatch(self.displayWarning('Had a problem changing networks!'))
+      }
+    })
   }
 }
 
@@ -750,7 +768,7 @@ function exportAccount (address) {
       dispatch(self.hideLoadingIndication())
 
       if (err) {
-        console.error(err)
+        log.error(err)
         return dispatch(self.displayWarning('Had a problem exporting the account.'))
       }
 
diff --git a/ui/app/app.js b/ui/app/app.js
index 63fab5db8..2bc92b54c 100644
--- a/ui/app/app.js
+++ b/ui/app/app.js
@@ -58,6 +58,7 @@ function mapStateToProps (state) {
     forgottenPassword: state.appState.forgottenPassword,
     lastUnreadNotice: state.metamask.lastUnreadNotice,
     lostAccounts: state.metamask.lostAccounts,
+    frequentRpcList: state.metamask.frequentRpcList || [],
   }
 }
 
@@ -211,6 +212,7 @@ App.prototype.renderAppBar = function () {
 
 App.prototype.renderNetworkDropdown = function () {
   const props = this.props
+  const rpcList = props.frequentRpcList
   const state = this.state || {}
   const isOpen = state.isNetworkMenuOpen
 
@@ -256,12 +258,13 @@ App.prototype.renderNetworkDropdown = function () {
     h(DropMenuItem, {
       label: 'Localhost 8545',
       closeMenu: () => this.setState({ isNetworkMenuOpen: false }),
-      action: () => props.dispatch(actions.setRpcTarget('http://localhost:8545')),
+      action: () => props.dispatch(actions.setDefaultRpcTarget(rpcList)),
       icon: h('i.fa.fa-question-circle.fa-lg'),
       activeNetworkRender: props.provider.rpcTarget,
     }),
 
     this.renderCustomOption(props.provider),
+    this.renderCommonRpc(rpcList, props.provider),
 
     props.isUnlocked && h(DropMenuItem, {
       label: 'Custom RPC',
@@ -496,6 +499,12 @@ App.prototype.renderCustomOption = function (provider) {
   const { rpcTarget, type } = provider
   if (type !== 'rpc') return null
 
+  // Concatenate long URLs
+  let label = rpcTarget
+  if (rpcTarget.length > 31) {
+    label = label.substr(0, 34) + '...'
+  }
+
   switch (rpcTarget) {
 
     case 'http://localhost:8545':
@@ -503,10 +512,32 @@ App.prototype.renderCustomOption = function (provider) {
 
     default:
       return h(DropMenuItem, {
-        label: `${rpcTarget}`,
+        label,
+        key: rpcTarget,
         closeMenu: () => this.setState({ isNetworkMenuOpen: false }),
         icon: h('i.fa.fa-question-circle.fa-lg'),
         activeNetworkRender: 'custom',
       })
   }
 }
+
+App.prototype.renderCommonRpc = function (rpcList, provider) {
+  const { rpcTarget } = provider
+  const props = this.props
+
+  return rpcList.map((rpc) => {
+    if ((rpc === 'http://localhost:8545') || (rpc === rpcTarget)) {
+      return null
+    } else {
+      return h(DropMenuItem, {
+        label: rpc,
+        key: rpc,
+        closeMenu: () => this.setState({ isNetworkMenuOpen: false }),
+        action: () => props.dispatch(actions.setRpcTarget(rpc)),
+        icon: h('i.fa.fa-question-circle.fa-lg'),
+        activeNetworkRender: rpc,
+      })
+    }
+  })
+
+}
diff --git a/ui/app/config.js b/ui/app/config.js
index 65b1ed712..00a4cba88 100644
--- a/ui/app/config.js
+++ b/ui/app/config.js
@@ -5,6 +5,7 @@ const connect = require('react-redux').connect
 const actions = require('./actions')
 const currencies = require('./conversion.json').rows
 const validUrl = require('valid-url')
+
 module.exports = connect(mapStateToProps)(ConfigScreen)
 
 function mapStateToProps (state) {
diff --git a/ui/app/reducers/metamask.js b/ui/app/reducers/metamask.js
index 3875cf6d1..a3c07d977 100644
--- a/ui/app/reducers/metamask.js
+++ b/ui/app/reducers/metamask.js
@@ -18,6 +18,7 @@ function reduceMetamask (state, action) {
     conversionDate: 'N/A',
     noActiveNotices: true,
     lastUnreadNotice: undefined,
+    frequentRpcList: [],
   }, state.metamask)
 
   switch (action.type) {
@@ -53,6 +54,11 @@ function reduceMetamask (state, action) {
         isUnlocked: false,
       })
 
+    case actions.SET_RPC_LIST:
+      return extend(metamaskState, {
+        frequentRpcList: action.value,
+      })
+
     case actions.SET_RPC_TARGET:
       return extend(metamaskState, {
         provider: {