Reject lat/longs within 0.1deg latitude of the poles. These are almost always a result of someone having a default grid of "AA00AA" set. Apologies to any hams at the Amundsen-Scott research station.

core/lookup_helper.py

@@ -358,10 +358,10 @@ class LookupHelper:
     # Coordinates that look default are rejected (apologies if your position really is 0,0, enjoy your voyage)
     def infer_latlon_from_callsign_online_lookup(self, call):
         data = self.get_qrz_data_for_callsign(call)
-        if data and "latitude" in data and "longitude" in data and (data["latitude"] != 0 or data["longitude"] != 0):
+        if data and "latitude" in data and "longitude" in data and (float(data["latitude"]) != 0 or float(data["longitude"]) != 0) and -89.9 < float(data["latitude"]) < 89.9:
             return [data["latitude"], data["longitude"]]
         data = self.get_hamqth_data_for_callsign(call)
-        if data and "latitude" in data and "longitude" in data and (data["latitude"] != 0 or data["longitude"] != 0):
+        if data and "latitude" in data and "longitude" in data and (float(data["latitude"]) != 0 or float(data["longitude"]) != 0) and -89.9 < float(data["latitude"]) < 89.9:
             return [data["latitude"], data["longitude"]]
         else:
             return None