diff --git a/tests/utilities/test_formatter.py b/tests/utilities/test_formatter.py
index 3189168..a9ad956 100644
--- a/tests/utilities/test_formatter.py
+++ b/tests/utilities/test_formatter.py
@@ -31,20 +31,6 @@ def test_input_address_formatter_errors(value):
         formatters.input_address_formatter(value)
 
 
-@pytest.mark.parametrize(
-    "value,expected",
-    [
-    ('latest', 'latest'),
-    ('pending', 'pending'),
-    ('earliest', 'earliest'),
-    (1, '0x1'),
-    ('0x1', '0x1')
-    ]
-)
-def test_inputDefaultBlockNumberFormatter(value, expected):
-    assert formatters.inputDefaultBlockNumberFormatter(value) == expected
-
-
 @pytest.mark.parametrize(
     "value,expected",
     [
diff --git a/web3/formatters.py b/web3/formatters.py
index fca16f6..678bab4 100644
--- a/web3/formatters.py
+++ b/web3/formatters.py
@@ -31,7 +31,6 @@ from web3.utils.functional import (
     identity,
     compose,
 )
-import web3.utils.config as config
 
 
 def isPredefinedBlockNumber(blockNumber):
@@ -40,13 +39,6 @@ def isPredefinedBlockNumber(blockNumber):
     return force_text(blockNumber) in {"latest", "pending", "earliest"}
 
 
-def inputDefaultBlockNumberFormatter(blockNumber=None):
-    if not blockNumber:
-        return config.defaultBlock
-
-    return inputBlockNumberFormatter(blockNumber)
-
-
 def inputBlockNumberFormatter(blockNumber):
     if not blockNumber:
         return None
diff --git a/web3/main.py b/web3/main.py
index 8d63d19..7f1a242 100644
--- a/web3/main.py
+++ b/web3/main.py
@@ -39,7 +39,6 @@ from web3.utils.address import (
     is_checksum_address,
     to_checksum_address,
 )
-from web3.utils import config
 
 
 class Web3(object):
@@ -67,22 +66,6 @@ class Web3(object):
         self.IPCProvider = IPCProvider
         self.TestRPCProvider = TestRPCProvider
 
-        class Config:
-
-            def __getattr__(self, key):
-                if key == "defaultAccount":
-                    return config.defaultAccount
-                elif key == "defaultBlock":
-                    return config.defaultBlock
-
-            def __setattr__(self, key, value):
-                if key == "defaultAccount":
-                    config.defaultAccount = value
-                elif key == "defaultBlock":
-                    config.defaultBlock = value
-
-        self.config = Config()
-
         # Encoding and Decoding
         self.toHex = to_hex
         self.toAscii = decode_hex