diff --git a/apps/marketing/next-env.d.ts b/apps/marketing/next-env.d.ts
index 1b3be08..830fb59 100644
--- a/apps/marketing/next-env.d.ts
+++ b/apps/marketing/next-env.d.ts
@@ -1,5 +1,6 @@
 /// <reference types="next" />
 /// <reference types="next/image-types/global" />
+/// <reference path="./.next/types/routes.d.ts" />
 
 // NOTE: This file should not be edited
 // see https://nextjs.org/docs/app/api-reference/config/typescript for more information.
diff --git a/apps/web/next-env.d.ts b/apps/web/next-env.d.ts
index 1b3be08..830fb59 100644
--- a/apps/web/next-env.d.ts
+++ b/apps/web/next-env.d.ts
@@ -1,5 +1,6 @@
 /// <reference types="next" />
 /// <reference types="next/image-types/global" />
+/// <reference path="./.next/types/routes.d.ts" />
 
 // NOTE: This file should not be edited
 // see https://nextjs.org/docs/app/api-reference/config/typescript for more information.
diff --git a/apps/web/src/app/(dashboard)/contacts/[contactBookId]/bulk-upload-contacts.tsx b/apps/web/src/app/(dashboard)/contacts/[contactBookId]/bulk-upload-contacts.tsx
index 44a83bd..e512763 100644
--- a/apps/web/src/app/(dashboard)/contacts/[contactBookId]/bulk-upload-contacts.tsx
+++ b/apps/web/src/app/(dashboard)/contacts/[contactBookId]/bulk-upload-contacts.tsx
@@ -34,6 +34,7 @@ interface ParsedContact {
   email: string;
   firstName?: string;
   lastName?: string;
+  subscribed?: boolean;
   isValid: boolean;
 }
 
@@ -76,45 +77,91 @@ export default function BulkUploadContacts({
 
   const parseContactLine = (
     line: string,
-  ): { email: string; firstName?: string; lastName?: string } | null => {
+    isFirstLine: boolean = false,
+  ): {
+    email: string;
+    firstName?: string;
+    lastName?: string;
+    subscribed?: boolean;
+  } | null => {
     const trimmedLine = line.trim();
     if (!trimmedLine) return null;
 
-    // Split by comma
-    const parts = trimmedLine.split(",").map((s) => s.trim());
+    // Split by comma, handling quoted values
+    const parts: string[] = [];
+    let current = "";
+    let inQuotes = false;
+
+    for (let i = 0; i < trimmedLine.length; i++) {
+      const char = trimmedLine[i];
+      if (char === '"') {
+        inQuotes = !inQuotes;
+      } else if (char === "," && !inQuotes) {
+        parts.push(current.trim());
+        current = "";
+      } else {
+        current += char;
+      }
+    }
+    parts.push(current.trim());
 
     if (parts.length === 0 || !parts[0]) return null;
 
-    const email = parts[0].toLowerCase();
+    // Check if this is a header row (case-insensitive)
+    if (isFirstLine) {
+      const firstPart = parts[0]?.toLowerCase();
+      if (
+        firstPart === "email" ||
+        firstPart === "e-mail" ||
+        firstPart === "email address"
+      ) {
+        return null; // Skip header row
+      }
+    }
+
+    const email = parts[0]!.toLowerCase();
 
     // Skip if doesn't look like an email
     if (!email.includes("@")) return null;
 
-    if (parts.length === 1) {
-      // Just email
-      return { email };
+    // Parse subscribed value (support CSV export format: Email, First Name, Last Name, Subscribed, ...)
+    let subscribed: boolean | undefined = undefined;
+    let firstName: string | undefined = undefined;
+    let lastName: string | undefined = undefined;
+
+    if (parts.length >= 4) {
+      // Could be: email,firstName,lastName,subscribed
+      firstName = parts[1] || undefined;
+      lastName = parts[2] || undefined;
+      const subscribedValue = parts[3]?.toLowerCase();
+      if (subscribedValue === "yes" || subscribedValue === "true") {
+        subscribed = true;
+      } else if (subscribedValue === "no" || subscribedValue === "false") {
+        subscribed = false;
+      }
+    } else if (parts.length === 3) {
+      // email,firstName,lastName
+      firstName = parts[1] || undefined;
+      lastName = parts[2] || undefined;
     } else if (parts.length === 2) {
       // email,firstName
-      return {
-        email,
-        firstName: parts[1] || undefined,
-      };
-    } else {
-      // email,firstName,lastName (ignore anything beyond)
-      return {
-        email,
-        firstName: parts[1] || undefined,
-        lastName: parts[2] || undefined,
-      };
+      firstName = parts[1] || undefined;
     }
+
+    return {
+      email,
+      firstName,
+      lastName,
+      subscribed,
+    };
   };
 
   const parseContacts = (text: string): ParsedContact[] => {
     const lines = text.split("\n");
     const contactsMap = new Map<string, ParsedContact>();
 
-    for (const line of lines) {
-      const parsed = parseContactLine(line);
+    for (let i = 0; i < lines.length; i++) {
+      const parsed = parseContactLine(lines[i]!, i === 0);
       if (parsed) {
         // Use email as key to deduplicate
         if (!contactsMap.has(parsed.email)) {
@@ -201,8 +248,8 @@ export default function BulkUploadContacts({
       return;
     }
 
-    if (validContacts.length > 10000) {
-      setError("Maximum 10,000 contacts allowed per upload");
+    if (validContacts.length > 50000) {
+      setError("Maximum 50,000 contacts allowed per upload");
       setProcessing(false);
       return;
     }
@@ -220,6 +267,7 @@ export default function BulkUploadContacts({
           email: c.email,
           firstName: c.firstName,
           lastName: c.lastName,
+          subscribed: c.subscribed,
         })),
       });
     } catch {
@@ -255,23 +303,23 @@ export default function BulkUploadContacts({
       <DialogContent className="max-w-3xl">
         <DialogHeader>
           <DialogTitle>Bulk Upload Contacts</DialogTitle>
-          <DialogDescription>
-            Upload multiple contacts at once. Supports email only or CSV format
-            (email,firstName,lastName).
+          <DialogDescription className="text-sm">
+            Upload multiple contacts at once. Cannot change from unsubscribed to
+            subscribed via upload
           </DialogDescription>
         </DialogHeader>
 
         <form onSubmit={handleSubmit} className="space-y-4">
           <Tabs defaultValue="text" className="w-full">
             <TabsList className="grid w-full grid-cols-2">
-              <TabsTrigger value="text">
-                <FileText className="h-4 w-4 mr-2" />
-                Text Input
-              </TabsTrigger>
               <TabsTrigger value="file">
                 <Upload className="h-4 w-4 mr-2" />
                 File Upload
               </TabsTrigger>
+              <TabsTrigger value="text">
+                <FileText className="h-4 w-4 mr-2" />
+                Text Input
+              </TabsTrigger>
             </TabsList>
 
             <TabsContent value="text" className="space-y-4">
@@ -281,11 +329,11 @@ export default function BulkUploadContacts({
                   id="contacts"
                   placeholder={`Enter contacts, one per line:
 
-john@example.com,John,Doe
-jane@example.com,Jane,Smith
+john@example.com,John,Doe,Yes
+jane@example.com,Jane,Smith,No
 bob@example.com
 
-Format: email,firstName,lastName (firstName and lastName are optional)`}
+Format: email,firstName,lastName,subscribed (all fields except email are optional)`}
                   value={inputText}
                   onChange={(e) => setInputText(e.target.value)}
                   className="min-h-[150px] font-mono text-sm"
@@ -337,7 +385,7 @@ Format: email,firstName,lastName (firstName and lastName are optional)`}
                         : "Upload a .txt or .csv file or drag and drop here"}
                     </p>
                     <p className="mt-1 text-xs text-muted-foreground">
-                      Format: email,firstName,lastName (one per line)
+                      Format: email,firstName,lastName,subscribed (one per line)
                     </p>
                   </div>
                 </div>
@@ -359,6 +407,7 @@ Format: email,firstName,lastName (firstName and lastName are optional)`}
                       <TableHead>Email</TableHead>
                       <TableHead>First Name</TableHead>
                       <TableHead>Last Name</TableHead>
+                      <TableHead>Subscribed</TableHead>
                       <TableHead className="w-[80px]">Status</TableHead>
                     </TableRow>
                   </TableHeader>
@@ -378,6 +427,17 @@ Format: email,firstName,lastName (firstName and lastName are optional)`}
                             <span className="text-muted-foreground">-</span>
                           )}
                         </TableCell>
+                        <TableCell className="text-sm">
+                          {contact.subscribed === undefined ? (
+                            <span className="text-muted-foreground">
+                              Default
+                            </span>
+                          ) : contact.subscribed ? (
+                            <span className="text-green">Yes</span>
+                          ) : (
+                            <span className="text-red">No</span>
+                          )}
+                        </TableCell>
                         <TableCell>
                           {contact.isValid ? (
                             <div className="flex items-center text-green">
diff --git a/apps/web/src/app/(dashboard)/contacts/[contactBookId]/contact-list.tsx b/apps/web/src/app/(dashboard)/contacts/[contactBookId]/contact-list.tsx
index 709707a..281e54a 100644
--- a/apps/web/src/app/(dashboard)/contacts/[contactBookId]/contact-list.tsx
+++ b/apps/web/src/app/(dashboard)/contacts/[contactBookId]/contact-list.tsx
@@ -32,6 +32,27 @@ import {
   TooltipTrigger,
 } from "@usesend/ui/src/tooltip";
 import { UnsubscribeReason } from "@prisma/client";
+import { Download } from "lucide-react";
+
+function sanitizeFilename(
+  name: string | undefined,
+  fallback = "contacts",
+): string {
+  if (!name) return fallback;
+
+  // Remove or replace unsafe characters:
+  // - Path separators: / \
+  // - Reserved characters: : * ? " < > |
+  // - Control characters (0x00-0x1F, 0x7F)
+  // - Single quotes and backticks
+  const sanitized = name.replace(/[/\\:*?"<>|'\x00-\x1F\x7F]/g, "-").trim();
+
+  // Limit length to prevent excessively long filenames (max 100 chars)
+  const limited = sanitized.slice(0, 100).trim();
+
+  // Return fallback if result is empty after sanitization
+  return limited || fallback;
+}
 
 function getUnsubscribeReason(reason: UnsubscribeReason) {
   switch (reason) {
@@ -48,8 +69,10 @@ function getUnsubscribeReason(reason: UnsubscribeReason) {
 
 export default function ContactList({
   contactBookId,
+  contactBookName,
 }: {
   contactBookId: string;
+  contactBookName?: string;
 }) {
   const [page, setPage] = useUrlState("page", "1");
   const [status, setStatus] = useUrlState("status");
@@ -73,10 +96,80 @@ export default function ContactList({
     setSearch(value);
   }, 1000);
 
+  const exportQuery = api.contacts.exportContacts.useQuery(
+    {
+      contactBookId,
+      search: search ?? undefined,
+      subscribed:
+        status === "Subscribed"
+          ? true
+          : status === "Unsubscribed"
+            ? false
+            : undefined,
+    },
+    {
+      enabled: false,
+    },
+  );
+
+  const escapeCell = (str: string): string => {
+    // Wrap in quotes if contains comma, newline, or quote
+    if (str.includes(",") || str.includes("\n") || str.includes('"')) {
+      return `"${str.replace(/"/g, '""')}"`;
+    }
+    return str;
+  };
+
+  const handleExport = async () => {
+    const result = await exportQuery.refetch();
+    if (!result.data) return;
+
+    // CSV Header
+    const headers = [
+      "Email",
+      "First Name",
+      "Last Name",
+      "Subscribed",
+      "Unsubscribe Reason",
+      "Created At",
+    ];
+
+    // CSV Rows
+    const rows = result.data.map((contact) => [
+      escapeCell(contact.email ?? ""),
+      escapeCell(contact.firstName ?? ""),
+      escapeCell(contact.lastName ?? ""),
+      escapeCell(contact.subscribed ? "Yes" : "No"),
+      escapeCell(contact.unsubscribeReason ?? ""),
+      escapeCell(contact.createdAt.toISOString()),
+    ]);
+
+    // Build CSV with UTF-8 BOM
+    const csvContent = [
+      headers.map(escapeCell).join(","),
+      ...rows.map((row) => row.join(",")),
+    ].join("\n");
+    const blob = new Blob([csvContent], {
+      type: "text/csv;charset=utf-8;",
+    });
+
+    // Download
+    const url = URL.createObjectURL(blob);
+    const link = document.createElement("a");
+    link.href = url;
+    const today = new Date().toISOString().split("T")[0];
+    const safeContactBookName = sanitizeFilename(contactBookName);
+    link.download = `contacts-${safeContactBookName}-${today}.csv`;
+    document.body.appendChild(link);
+    link.click();
+    document.body.removeChild(link);
+    URL.revokeObjectURL(url);
+  };
+
   return (
     <TooltipProvider>
       <div className="mt-10 flex flex-col gap-4">
-        <div className="flex justify-between">
+        <div className="flex justify-between items-center">
           <div>
             <Input
               placeholder="Search by email or name"
@@ -85,25 +178,43 @@ export default function ContactList({
               onChange={(e) => debouncedSearch(e.target.value)}
             />
           </div>
-          <Select
-            value={status ?? "All"}
-            onValueChange={(val) => setStatus(val === "All" ? null : val)}
-          >
-            <SelectTrigger className="w-[180px] capitalize">
-              {status || "All statuses"}
-            </SelectTrigger>
-            <SelectContent>
-              <SelectItem value="All" className=" capitalize">
-                All statuses
-              </SelectItem>
-              <SelectItem value="Subscribed" className=" capitalize">
-                Subscribed
-              </SelectItem>
-              <SelectItem value="Unsubscribed" className=" capitalize">
-                Unsubscribed
-              </SelectItem>
-            </SelectContent>
-          </Select>
+          <div className="flex gap-2">
+            <Select
+              value={status ?? "All"}
+              onValueChange={(val) => setStatus(val === "All" ? null : val)}
+            >
+              <SelectTrigger className="w-[180px] capitalize">
+                {status || "All statuses"}
+              </SelectTrigger>
+              <SelectContent>
+                <SelectItem value="All" className=" capitalize">
+                  All statuses
+                </SelectItem>
+                <SelectItem value="Subscribed" className=" capitalize">
+                  Subscribed
+                </SelectItem>
+                <SelectItem value="Unsubscribed" className=" capitalize">
+                  Unsubscribed
+                </SelectItem>
+              </SelectContent>
+            </Select>
+            <Button
+              onClick={handleExport}
+              disabled={exportQuery.isFetching}
+              size="sm"
+              variant="outline"
+            >
+              {exportQuery.isFetching ? (
+                <Spinner
+                  className="w-4 h-4 mr-2"
+                  innerSvgClass="stroke-primary"
+                />
+              ) : (
+                <Download className="w-4 h-4 mr-2" />
+              )}
+              Export
+            </Button>
+          </div>
         </div>
         <div className="flex flex-col rounded-xl border border-broder shadow">
           <Table className="">
diff --git a/apps/web/src/app/(dashboard)/contacts/[contactBookId]/page.tsx b/apps/web/src/app/(dashboard)/contacts/[contactBookId]/page.tsx
index 1830b4e..57135b4 100644
--- a/apps/web/src/app/(dashboard)/contacts/[contactBookId]/page.tsx
+++ b/apps/web/src/app/(dashboard)/contacts/[contactBookId]/page.tsx
@@ -198,7 +198,10 @@ export default function ContactsPage({
           </div>
         </div>
         <div className="mt-16">
-          <ContactList contactBookId={contactBookId} />
+          <ContactList
+            contactBookId={contactBookId}
+            contactBookName={contactBookDetailQuery.data?.name}
+          />
         </div>
       </div>
     </div>
diff --git a/apps/web/src/server/api/routers/contacts.ts b/apps/web/src/server/api/routers/contacts.ts
index 70258bb..416b291 100644
--- a/apps/web/src/server/api/routers/contacts.ts
+++ b/apps/web/src/server/api/routers/contacts.ts
@@ -129,7 +129,7 @@ export const contactsRouter = createTRPCRouter({
               subscribed: z.boolean().optional(),
             }),
           )
-          .max(10000),
+          .max(50000),
       }),
     )
     .mutation(async ({ ctx: { contactBook, team }, input }) => {
@@ -161,4 +161,47 @@ export const contactsRouter = createTRPCRouter({
     .mutation(async ({ input }) => {
       return contactService.deleteContact(input.contactId);
     }),
+
+  exportContacts: contactBookProcedure
+    .input(
+      z.object({
+        subscribed: z.boolean().optional(),
+        search: z.string().optional(),
+      }),
+    )
+    .query(async ({ ctx: { db }, input }) => {
+      const whereConditions: Prisma.ContactFindManyArgs["where"] = {
+        contactBookId: input.contactBookId,
+        ...(input.subscribed !== undefined
+          ? { subscribed: input.subscribed }
+          : {}),
+        ...(input.search
+          ? {
+              OR: [
+                { email: { contains: input.search, mode: "insensitive" } },
+                { firstName: { contains: input.search, mode: "insensitive" } },
+                { lastName: { contains: input.search, mode: "insensitive" } },
+              ],
+            }
+          : {}),
+      };
+
+      const contacts = await db.contact.findMany({
+        where: whereConditions,
+        select: {
+          email: true,
+          firstName: true,
+          lastName: true,
+          subscribed: true,
+          unsubscribeReason: true,
+          createdAt: true,
+        },
+        orderBy: {
+          createdAt: "desc",
+        },
+        take: 100000, // Limit to 100k contacts to prevent memory issues
+      });
+
+      return contacts;
+    }),
 });
diff --git a/apps/web/src/server/service/contact-service.ts b/apps/web/src/server/service/contact-service.ts
index 6d5b082..6d49eec 100644
--- a/apps/web/src/server/service/contact-service.ts
+++ b/apps/web/src/server/service/contact-service.ts
@@ -11,8 +11,32 @@ export type ContactInput = {
 
 export async function addOrUpdateContact(
   contactBookId: string,
-  contact: ContactInput
+  contact: ContactInput,
 ) {
+  // Check if contact exists to handle subscribed logic
+  const existingContact = await db.contact.findUnique({
+    where: {
+      contactBookId_email: {
+        contactBookId,
+        email: contact.email,
+      },
+    },
+    select: {
+      subscribed: true,
+    },
+  });
+
+  // Determine subscribed value for update
+  // Only allow Yes→No transitions (allow unsubscribe, prevent re-subscribe)
+  let subscribedValue: boolean | undefined = contact.subscribed;
+  if (existingContact && contact.subscribed !== undefined) {
+    // Block No→Yes (prevent re-subscribe via CSV), allow all other transitions
+    if (!existingContact.subscribed && contact.subscribed) {
+      subscribedValue = undefined; // Block re-subscribe
+    }
+    // All other cases (Yes→No, Yes→Yes, No→No) are allowed naturally
+  }
+
   const createdContact = await db.contact.upsert({
     where: {
       contactBookId_email: {
@@ -26,13 +50,13 @@ export async function addOrUpdateContact(
       firstName: contact.firstName,
       lastName: contact.lastName,
       properties: contact.properties ?? {},
-      subscribed: contact.subscribed,
+      subscribed: contact.subscribed ?? true, // Default to subscribed for new contacts
     },
     update: {
       firstName: contact.firstName,
       lastName: contact.lastName,
       properties: contact.properties ?? {},
-      subscribed: contact.subscribed,
+      ...(subscribedValue !== undefined ? { subscribed: subscribedValue } : {}),
     },
   });
 
@@ -41,7 +65,7 @@ export async function addOrUpdateContact(
 
 export async function updateContact(
   contactId: string,
-  contact: Partial<ContactInput>
+  contact: Partial<ContactInput>,
 ) {
   return db.contact.update({
     where: {
@@ -62,7 +86,7 @@ export async function deleteContact(contactId: string) {
 export async function bulkAddContacts(
   contactBookId: string,
   contacts: Array<ContactInput>,
-  teamId?: number
+  teamId?: number,
 ) {
   await ContactQueueService.addBulkContactJobs(contactBookId, contacts, teamId);