diff --git a/src/service/poc_mobile.proto b/src/service/poc_mobile.proto
index 415b362c..b203a489 100644
--- a/src/service/poc_mobile.proto
+++ b/src/service/poc_mobile.proto
@@ -368,6 +368,8 @@ service poc_mobile {
       returns (hex_usage_counts_res_v1);
   rpc submit_radio_usage_counts_report(radio_usage_counts_req_v1)
       returns (radio_usage_counts_res_v1);
+  rpc submit_radio_location_estimates(radio_location_estimates_req_v1)
+      returns (radio_location_estimates_resp_v1);
 }
 
 message file_info {
@@ -907,3 +909,50 @@ message verified_subscriber_verified_mapping_event_ingest_report_v1 {
   // Timestamp in milliseconds since unix epoch
   uint64 timestamp = 3;
 }
+
+message radio_location_correlation_v1 {
+  string id = 1;
+  uint64 timestamp = 2;
+}
+
+message radio_location_estimate_v1 {
+  // The res12 h3 index representing the center of the estimate
+  uint64 hex = 1;
+  // h3 grid distance the location confidence applies to
+  uint32 grid_distance = 2;
+  Decimal confidence = 3;
+  repeated radio_location_correlation_v1 radio_location_correlations = 4;
+}
+
+message radio_location_estimates_req_v1 {
+  oneof entity {
+    string cbrs_id = 1;
+    bytes wifi_pub_key = 2;
+  }
+  repeated radio_location_estimate_v1 estimates = 3;
+  // unix epoch timestamp in seconds
+  uint64 timestamp = 4;
+  // pubkey binary of the signing keypair
+  bytes carrier_key = 5;
+  bytes signature = 6;
+}
+
+message radio_location_estimates_resp_v1 { string id = 1; }
+
+message radio_location_estimates_ingest_report_v1 {
+  // unix epoch timestamp in seconds
+  uint64 received_timestamp = 1;
+  radio_location_estimates_req_v1 report = 2;
+}
+
+enum radio_location_estimates_verification_status {
+  radio_location_estimates_verification_status_valid = 0;
+  radio_location_estimates_verification_status_invalid_key = 1;
+}
+
+message verified_radio_location_estimates_report_v1 {
+  radio_location_estimates_ingest_report_v1 report = 1;
+  radio_location_estimates_verification_status status = 2;
+  // unix epoch timestamp in seconds
+  uint64 timestamp = 3;
+}