diff --git a/src/content/data-feeds/contract-registry.mdx b/src/content/data-feeds/contract-registry.mdx
index 87e7f59a629..df5cef59229 100644
--- a/src/content/data-feeds/contract-registry.mdx
+++ b/src/content/data-feeds/contract-registry.mdx
@@ -6,7 +6,7 @@ metadata:
   excerpt: "A central reference point for identifying which data feed proxy contracts are owned and operated by Chainlink."
 ---
 
-import { Address } from "@components"
+import { Address, Aside } from "@components"
 
 The Chainlink Flags Contract Registry provides a reliable, onchain source of truth for all active Chainlink price feed proxy contracts across supported networks. It serves as a central reference point for identifying which data feeds are **owned and operated by Chainlink**, verifying the authenticity of the feeds your applications rely on.
 
@@ -42,6 +42,12 @@ contract Example {
 
 ## Flags Contract Addresses
 
+<Aside type="note" title="This list isn't exhaustive">
+  Not every chain where Chainlink Data Feeds are live has a Flags contract. If your chain is missing from the table
+  below, reach out to [chainlink_data_feeds@smartcontract.com](mailto:chainlink_data_feeds@smartcontract.com) to
+  confirm feed status.
+</Aside>
+
 Below is a list of all available Flags contracts on the supported networks:
 
 |                                                                                                          | Chain               | ChainFlag Contract Address                                                                                                                              |