diff --git a/.changeset/eleven-pigs-roll.md b/.changeset/eleven-pigs-roll.md
new file mode 100644
index 0000000000..0bf1762b28
--- /dev/null
+++ b/.changeset/eleven-pigs-roll.md
@@ -0,0 +1,5 @@
+---
+"viem": patch
+---
+
+Add url to request errors
diff --git a/src/errors/request.test.ts b/src/errors/request.test.ts
index 587b646b76..3aca0611f3 100644
--- a/src/errors/request.test.ts
+++ b/src/errors/request.test.ts
@@ -26,6 +26,7 @@ test('RpcRequestError', () => {
     Details: Error
     Version: viem@x.y.z]
   `)
+  expect(err.url).toBeDefined()
 })
 
 test('HttpRequestError', () => {
@@ -48,6 +49,7 @@ test('HttpRequestError', () => {
     Details: Some error
     Version: viem@x.y.z]
   `)
+  expect(err.url).toBeDefined()
 })
 
 test('WebSocketRequestError', () => {
@@ -68,6 +70,7 @@ test('WebSocketRequestError', () => {
     Details: Some error
     Version: viem@x.y.z]
   `)
+  expect(err.url).toBeDefined()
 })
 
 test('SocketClosedError', () => {
@@ -81,6 +84,7 @@ test('SocketClosedError', () => {
 
     Version: viem@x.y.z]
   `)
+  expect(err.url).toBeDefined()
 })
 
 test('TimeoutError', () => {
@@ -100,4 +104,5 @@ test('TimeoutError', () => {
     Details: The request timed out.
     Version: viem@x.y.z]
   `)
+  expect(err.url).toBeDefined()
 })
diff --git a/src/errors/request.ts b/src/errors/request.ts
index 2d25e2eb10..a6448fca27 100644
--- a/src/errors/request.ts
+++ b/src/errors/request.ts
@@ -48,6 +48,7 @@ export type WebSocketRequestErrorType = WebSocketRequestError & {
   name: 'WebSocketRequestError'
 }
 export class WebSocketRequestError extends BaseError {
+  url: string
   constructor({
     body,
     cause,
@@ -68,6 +69,7 @@ export class WebSocketRequestError extends BaseError {
       ].filter(Boolean) as string[],
       name: 'WebSocketRequestError',
     })
+    this.url = url
   }
 }
 
@@ -77,7 +79,7 @@ export type RpcRequestErrorType = RpcRequestError & {
 export class RpcRequestError extends BaseError {
   code: number
   data?: unknown
-
+  url: string
   constructor({
     body,
     error,
@@ -95,6 +97,7 @@ export class RpcRequestError extends BaseError {
     })
     this.code = error.code
     this.data = error.data
+    this.url = url
   }
 }
 
@@ -102,6 +105,7 @@ export type SocketClosedErrorType = SocketClosedError & {
   name: 'SocketClosedError'
 }
 export class SocketClosedError extends BaseError {
+  url: string | undefined
   constructor({
     url,
   }: {
@@ -111,6 +115,7 @@ export class SocketClosedError extends BaseError {
       metaMessages: [url && `URL: ${getUrl(url)}`].filter(Boolean) as string[],
       name: 'SocketClosedError',
     })
+    this.url = url
   }
 }
 
@@ -118,6 +123,7 @@ export type TimeoutErrorType = TimeoutError & {
   name: 'TimeoutError'
 }
 export class TimeoutError extends BaseError {
+  url: string
   constructor({
     body,
     url,
@@ -130,5 +136,6 @@ export class TimeoutError extends BaseError {
       metaMessages: [`URL: ${getUrl(url)}`, `Request body: ${stringify(body)}`],
       name: 'TimeoutError',
     })
+    this.url = url
   }
 }