diff --git a/packages/source-fetcher/lib/networks.ts b/packages/source-fetcher/lib/networks.ts
index e65241684ed..fc95f26d3ad 100644
--- a/packages/source-fetcher/lib/networks.ts
+++ b/packages/source-fetcher/lib/networks.ts
@@ -115,9 +115,18 @@ export const networkNamesById: { [id: number]: string } = {
   25925: "testnet-bitkub",
   7777777: "zora",
   570: "rollux",
-  57000: "tanenbaum-rollux"
+  57000: "tanenbaum-rollux",
+  6119: "uptn",
+  2222: "kava",
+  2221: "testnet-kava",
+  314: "filecoin",
+  32769: "zilliqa",
+  33101: "testnet-zilliqa",
+  111111: "siberium", //not presently supported by either fetcher, but...
+  111000: "testnet-siberium"
   //I'm not including crystaleum as it has network ID different from chain ID
   //not including kekchain for the same reason
+  //not including ethereum classic for same reason
 };
 
 export const networksByName: Types.SupportedNetworks = Object.fromEntries(
diff --git a/packages/source-fetcher/lib/sourcify.ts b/packages/source-fetcher/lib/sourcify.ts
index be2dd0b049a..dae2e488af5 100644
--- a/packages/source-fetcher/lib/sourcify.ts
+++ b/packages/source-fetcher/lib/sourcify.ts
@@ -140,7 +140,14 @@ const SourcifyFetcher: FetcherConstructor = class SourcifyFetcher
     "testnet-bitkub",
     "zora",
     "rollux",
-    "tanenbaum-rollux"
+    "tanenbaum-rollux",
+    "uptn",
+    "kava",
+    "testnet-kava",
+    "filecoin",
+    "zilliqa",
+    "testnet-zilliqa",
+    "testnet-siberium"
     //I'm excluding crystaleum as it has network ID different from chain ID
     //excluding kekchain for the same reason
   ]);