diff --git a/IntegrationTests/BUCK b/IntegrationTests/BUCK
index 6ae65ac68a2..0ac92a5c69e 100644
--- a/IntegrationTests/BUCK
+++ b/IntegrationTests/BUCK
@@ -4,8 +4,6 @@ load("@fbsource//tools/build_defs/oss:metro_defs.bzl", "rn_library")
 # This file was generated by running
 # js1 build buckfiles
 
-oncall("react_native")
-
 rn_library(
     name = "IntegrationTests",
     srcs = js_library_glob(
diff --git a/ReactAndroid/src/androidTest/js/BUCK b/ReactAndroid/src/androidTest/js/BUCK
index d5a0d0c4f01..c7b68b54681 100644
--- a/ReactAndroid/src/androidTest/js/BUCK
+++ b/ReactAndroid/src/androidTest/js/BUCK
@@ -4,8 +4,6 @@ load("//tools/build_defs/oss:metro_defs.bzl", "rn_library")
 # This file was generated by running
 # js1 build buckfiles
 
-oncall("react_native")
-
 rn_library(
     name = "js",
     srcs = js_library_glob(
diff --git a/ReactAndroid/src/main/java/com/facebook/react/views/drawer/BUCK b/ReactAndroid/src/main/java/com/facebook/react/views/drawer/BUCK
index 7103f892da3..9677362369c 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/views/drawer/BUCK
+++ b/ReactAndroid/src/main/java/com/facebook/react/views/drawer/BUCK
@@ -1,7 +1,5 @@
 load("//tools/build_defs/oss:rn_defs.bzl", "YOGA_TARGET", "react_native_dep", "react_native_root_target", "react_native_target", "rn_android_library")
 
-oncall("react_native")
-
 rn_android_library(
     name = "drawer",
     srcs = glob(["**/*.java"]),
diff --git a/ReactAndroid/src/main/java/com/facebook/react/views/modal/BUCK b/ReactAndroid/src/main/java/com/facebook/react/views/modal/BUCK
index 3ab01fb07b0..4418ccfcfe5 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/views/modal/BUCK
+++ b/ReactAndroid/src/main/java/com/facebook/react/views/modal/BUCK
@@ -1,7 +1,5 @@
 load("//tools/build_defs/oss:rn_defs.bzl", "YOGA_TARGET", "react_native_dep", "react_native_root_target", "react_native_target", "rn_android_library")
 
-oncall("react_native")
-
 rn_android_library(
     name = "modal",
     srcs = glob(["*.java"]),
diff --git a/ReactAndroid/src/main/java/com/facebook/react/views/progressbar/BUCK b/ReactAndroid/src/main/java/com/facebook/react/views/progressbar/BUCK
index 94e61b2b3d7..52d4b639706 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/views/progressbar/BUCK
+++ b/ReactAndroid/src/main/java/com/facebook/react/views/progressbar/BUCK
@@ -1,7 +1,5 @@
 load("//tools/build_defs/oss:rn_defs.bzl", "YOGA_TARGET", "react_native_dep", "react_native_root_target", "react_native_target", "rn_android_library")
 
-oncall("react_native")
-
 rn_android_library(
     name = "progressbar",
     srcs = glob(["*.java"]),
diff --git a/ReactAndroid/src/main/java/com/facebook/react/views/slider/BUCK b/ReactAndroid/src/main/java/com/facebook/react/views/slider/BUCK
index 68fcd2b701a..e402f20b8b6 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/views/slider/BUCK
+++ b/ReactAndroid/src/main/java/com/facebook/react/views/slider/BUCK
@@ -1,7 +1,5 @@
 load("//tools/build_defs/oss:rn_defs.bzl", "YOGA_TARGET", "react_native_dep", "react_native_root_target", "react_native_target", "rn_android_library")
 
-oncall("react_native")
-
 rn_android_library(
     name = "slider",
     srcs = glob(["*.java"]),
diff --git a/ReactAndroid/src/main/java/com/facebook/react/views/swiperefresh/BUCK b/ReactAndroid/src/main/java/com/facebook/react/views/swiperefresh/BUCK
index 8892b1249fe..a1fe56f942e 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/views/swiperefresh/BUCK
+++ b/ReactAndroid/src/main/java/com/facebook/react/views/swiperefresh/BUCK
@@ -1,7 +1,5 @@
 load("//tools/build_defs/oss:rn_defs.bzl", "react_native_dep", "react_native_root_target", "react_native_target", "rn_android_library")
 
-oncall("react_native")
-
 rn_android_library(
     name = "swiperefresh",
     srcs = glob(["*.java"]),
diff --git a/ReactAndroid/src/main/java/com/facebook/react/views/switchview/BUCK b/ReactAndroid/src/main/java/com/facebook/react/views/switchview/BUCK
index fa4b172a597..ad8db8e74ea 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/views/switchview/BUCK
+++ b/ReactAndroid/src/main/java/com/facebook/react/views/switchview/BUCK
@@ -1,7 +1,5 @@
 load("//tools/build_defs/oss:rn_defs.bzl", "YOGA_TARGET", "react_native_dep", "react_native_root_target", "react_native_target", "rn_android_library")
 
-oncall("react_native")
-
 rn_android_library(
     name = "switchview",
     srcs = glob(["*.java"]),
diff --git a/ReactAndroid/src/main/jni/react/fabric/BUCK b/ReactAndroid/src/main/jni/react/fabric/BUCK
index 141ff37cef9..b8e6516cb04 100644
--- a/ReactAndroid/src/main/jni/react/fabric/BUCK
+++ b/ReactAndroid/src/main/jni/react/fabric/BUCK
@@ -1,7 +1,5 @@
 load("//tools/build_defs/oss:rn_defs.bzl", "ANDROID", "FBJNI_TARGET", "react_native_target", "react_native_xplat_target", "rn_xplat_cxx_library", "subdir_glob")
 
-oncall("react_native")
-
 rn_xplat_cxx_library(
     name = "jni",
     srcs = glob(["*.cpp"]),
diff --git a/ReactCommon/react/renderer/components/inputaccessory/BUCK b/ReactCommon/react/renderer/components/inputaccessory/BUCK
index e009e4bacf6..33df142a8c6 100644
--- a/ReactCommon/react/renderer/components/inputaccessory/BUCK
+++ b/ReactCommon/react/renderer/components/inputaccessory/BUCK
@@ -9,8 +9,6 @@ load(
     "subdir_glob",
 )
 
-oncall("react_native")
-
 APPLE_COMPILER_FLAGS = get_apple_compiler_flags()
 
 rn_xplat_cxx_library(
diff --git a/ReactCommon/react/renderer/components/legacyviewmanagerinterop/BUCK b/ReactCommon/react/renderer/components/legacyviewmanagerinterop/BUCK
index d6177292f60..5e0a1f46189 100644
--- a/ReactCommon/react/renderer/components/legacyviewmanagerinterop/BUCK
+++ b/ReactCommon/react/renderer/components/legacyviewmanagerinterop/BUCK
@@ -9,8 +9,6 @@ load(
     "subdir_glob",
 )
 
-oncall("react_native")
-
 APPLE_COMPILER_FLAGS = get_apple_compiler_flags()
 
 rn_xplat_cxx_library(
diff --git a/ReactCommon/react/renderer/components/modal/BUCK b/ReactCommon/react/renderer/components/modal/BUCK
index c482946bfb4..c95a9146013 100644
--- a/ReactCommon/react/renderer/components/modal/BUCK
+++ b/ReactCommon/react/renderer/components/modal/BUCK
@@ -12,8 +12,6 @@ load(
     "subdir_glob",
 )
 
-oncall("react_native")
-
 APPLE_COMPILER_FLAGS = get_apple_compiler_flags()
 
 rn_xplat_cxx_library(
diff --git a/ReactCommon/react/renderer/components/progressbar/BUCK b/ReactCommon/react/renderer/components/progressbar/BUCK
index 1a27e387cb1..1cbc166b322 100644
--- a/ReactCommon/react/renderer/components/progressbar/BUCK
+++ b/ReactCommon/react/renderer/components/progressbar/BUCK
@@ -14,8 +14,6 @@ load(
     "subdir_glob",
 )
 
-oncall("react_native")
-
 APPLE_COMPILER_FLAGS = get_apple_compiler_flags()
 
 rn_xplat_cxx_library(
diff --git a/ReactCommon/react/renderer/components/safeareaview/BUCK b/ReactCommon/react/renderer/components/safeareaview/BUCK
index 53162f8fd7d..544c8c8c9e5 100644
--- a/ReactCommon/react/renderer/components/safeareaview/BUCK
+++ b/ReactCommon/react/renderer/components/safeareaview/BUCK
@@ -9,8 +9,6 @@ load(
     "subdir_glob",
 )
 
-oncall("react_native")
-
 APPLE_COMPILER_FLAGS = get_apple_compiler_flags()
 
 rn_xplat_cxx_library(
diff --git a/ReactCommon/react/renderer/components/slider/BUCK b/ReactCommon/react/renderer/components/slider/BUCK
index 1ef1f24b16f..7cc3f2f6849 100644
--- a/ReactCommon/react/renderer/components/slider/BUCK
+++ b/ReactCommon/react/renderer/components/slider/BUCK
@@ -14,8 +14,6 @@ load(
     "subdir_glob",
 )
 
-oncall("react_native")
-
 APPLE_COMPILER_FLAGS = get_apple_compiler_flags()
 
 rn_xplat_cxx_library(
diff --git a/ReactCommon/react/renderer/components/switch/BUCK b/ReactCommon/react/renderer/components/switch/BUCK
index d9205017cf2..881670fdbda 100644
--- a/ReactCommon/react/renderer/components/switch/BUCK
+++ b/ReactCommon/react/renderer/components/switch/BUCK
@@ -13,8 +13,6 @@ load(
     "subdir_glob",
 )
 
-oncall("react_native")
-
 APPLE_COMPILER_FLAGS = get_apple_compiler_flags()
 
 rn_xplat_cxx_library(