diff --git a/apps/openmw/mwgui/mapwindow.cpp b/apps/openmw/mwgui/mapwindow.cpp
index 9adc43d315..3714ecef64 100644
--- a/apps/openmw/mwgui/mapwindow.cpp
+++ b/apps/openmw/mwgui/mapwindow.cpp
@@ -275,7 +275,7 @@ namespace MWGui
 
         if (!mInterior)
         {
-            ESM::ExteriorCellLocation cellPos = ESM::positionToCellIndex(worldX, worldY);
+            ESM::ExteriorCellLocation cellPos = ESM::positionToExteriorCellLocation(worldX, worldY);
             cellIndex.x() = cellPos.mX;
             cellIndex.y() = cellPos.mY;
 
diff --git a/apps/openmw/mwgui/travelwindow.cpp b/apps/openmw/mwgui/travelwindow.cpp
index c83caa0dc5..2c3310b891 100644
--- a/apps/openmw/mwgui/travelwindow.cpp
+++ b/apps/openmw/mwgui/travelwindow.cpp
@@ -126,7 +126,7 @@ namespace MWGui
             std::string_view cellname = transport[i].mCellName;
             bool interior = true;
             const ESM::ExteriorCellLocation cellIndex
-                = ESM::positionToCellIndex(transport[i].mPos.pos[0], transport[i].mPos.pos[1]);
+                = ESM::positionToExteriorCellLocation(transport[i].mPos.pos[0], transport[i].mPos.pos[1]);
             if (cellname.empty())
             {
                 MWWorld::CellStore& cell = MWBase::Environment::get().getWorldModel()->getExterior(cellIndex);
@@ -192,7 +192,7 @@ namespace MWGui
         MWBase::Environment::get().getWindowManager()->exitCurrentGuiMode();
 
         MWBase::Environment::get().getWindowManager()->fadeScreenOut(1);
-        const ESM::ExteriorCellLocation posCell = ESM::positionToCellIndex(pos.pos[0], pos.pos[1]);
+        const ESM::ExteriorCellLocation posCell = ESM::positionToExteriorCellLocation(pos.pos[0], pos.pos[1]);
         ESM::RefId cellId = ESM::Cell::generateIdForCell(!interior, cellname, posCell.mX, posCell.mY);
 
         // Teleports any followers, too.
diff --git a/apps/openmw/mwscript/transformationextensions.cpp b/apps/openmw/mwscript/transformationextensions.cpp
index bf9fe14298..879cf85144 100644
--- a/apps/openmw/mwscript/transformationextensions.cpp
+++ b/apps/openmw/mwscript/transformationextensions.cpp
@@ -402,7 +402,7 @@ namespace MWScript
                     if (store->isExterior())
                     {
                         const ESM::ExteriorCellLocation cellIndex
-                            = ESM::positionToCellIndex(x, y, store->getCell()->getWorldSpace());
+                            = ESM::positionToExteriorCellLocation(x, y, store->getCell()->getWorldSpace());
                         store = &worldModel->getExterior(cellIndex);
                     }
                 }
@@ -418,7 +418,7 @@ namespace MWScript
                     if (!isPlayer)
                         return;
                     const ESM::ExteriorCellLocation cellIndex
-                        = ESM::positionToCellIndex(x, y, store->getCell()->getWorldSpace());
+                        = ESM::positionToExteriorCellLocation(x, y, store->getCell()->getWorldSpace());
                     store = &worldModel->getExterior(cellIndex);
                 }
                 if (store)
@@ -469,7 +469,7 @@ namespace MWScript
                 if (isPlayer)
                     world->getPlayer().setTeleported(true);
                 const ESM::ExteriorCellLocation cellIndex
-                    = ESM::positionToCellIndex(x, y, ESM::Cell::sDefaultWorldspaceId);
+                    = ESM::positionToExteriorCellLocation(x, y, ESM::Cell::sDefaultWorldspaceId);
 
                 // another morrowind oddity: player will be moved to the exterior cell at this location,
                 // non-player actors will move within the cell they are in.
@@ -570,7 +570,7 @@ namespace MWScript
                 if (player.getCell()->isExterior())
                 {
                     const ESM::ExteriorCellLocation cellIndex
-                        = ESM::positionToCellIndex(x, y, player.getCell()->getCell()->getWorldSpace());
+                        = ESM::positionToExteriorCellLocation(x, y, player.getCell()->getCell()->getWorldSpace());
                     store = &MWBase::Environment::get().getWorldModel()->getExterior(cellIndex);
                 }
                 else
diff --git a/apps/openmw/mwworld/cellref.cpp b/apps/openmw/mwworld/cellref.cpp
index 3e81ba1c37..6b9494b24f 100644
--- a/apps/openmw/mwworld/cellref.cpp
+++ b/apps/openmw/mwworld/cellref.cpp
@@ -88,7 +88,7 @@ namespace MWWorld
             }
             else
             {
-                const auto cellPos = ESM::positionToCellIndex(ref.mDoorDest.pos[0], ref.mDoorDest.pos[1]);
+                const auto cellPos = ESM::positionToExteriorCellLocation(ref.mDoorDest.pos[0], ref.mDoorDest.pos[1]);
                 return ESM::RefId::esm3ExteriorCell(cellPos.mX, cellPos.mY);
             }
         };
diff --git a/apps/openmw/mwworld/scene.cpp b/apps/openmw/mwworld/scene.cpp
index b116fbe633..5112fad252 100644
--- a/apps/openmw/mwworld/scene.cpp
+++ b/apps/openmw/mwworld/scene.cpp
@@ -521,7 +521,7 @@ namespace MWWorld
             if (distance <= maxDistance)
                 return *currentGridCenter;
         }
-        ESM::ExteriorCellLocation cellPos = ESM::positionToCellIndex(pos.x(), pos.y(), worldspace);
+        ESM::ExteriorCellLocation cellPos = ESM::positionToExteriorCellLocation(pos.x(), pos.y(), worldspace);
         return { cellPos.mX, cellPos.mY };
     }
 
@@ -1283,7 +1283,8 @@ namespace MWWorld
             else
             {
                 osg::Vec3f pos = dest.mPos.asVec3();
-                const ESM::ExteriorCellLocation cellIndex = ESM::positionToCellIndex(pos.x(), pos.y(), extWorldspace);
+                const ESM::ExteriorCellLocation cellIndex
+                    = ESM::positionToExteriorCellLocation(pos.x(), pos.y(), extWorldspace);
                 preloadCell(mWorld.getWorldModel().getExterior(cellIndex), true);
                 exteriorPositions.emplace_back(pos, gridCenterToBounds(getNewGridCenter(pos)));
             }
diff --git a/apps/openmw/mwworld/store.cpp b/apps/openmw/mwworld/store.cpp
index ec984e030d..e2bd7cafb2 100644
--- a/apps/openmw/mwworld/store.cpp
+++ b/apps/openmw/mwworld/store.cpp
@@ -1166,8 +1166,8 @@ namespace MWWorld
             const ESM4::Cell* cell = cells.find(ref.mParent);
             if (cell->isExterior() && (cell->mFlags & ESM4::Rec_Persistent))
             {
-                const ESM4::Cell* actualCell
-                    = cells.searchExterior(positionToCellIndex(ref.mPos.pos[0], ref.mPos.pos[1], cell->mParent));
+                const ESM4::Cell* actualCell = cells.searchExterior(
+                    positionToExteriorCellLocation(ref.mPos.pos[0], ref.mPos.pos[1], cell->mParent));
                 if (actualCell)
                     ref.mParent = actualCell->mId;
             }
diff --git a/apps/openmw/mwworld/worldimp.cpp b/apps/openmw/mwworld/worldimp.cpp
index 0db747898f..349215460c 100644
--- a/apps/openmw/mwworld/worldimp.cpp
+++ b/apps/openmw/mwworld/worldimp.cpp
@@ -380,7 +380,7 @@ namespace MWWorld
                 pos.rot[1] = 0;
                 pos.rot[2] = 0;
 
-                ESM::ExteriorCellLocation exteriorCellPos = ESM::positionToCellIndex(pos.pos[0], pos.pos[1]);
+                ESM::ExteriorCellLocation exteriorCellPos = ESM::positionToExteriorCellLocation(pos.pos[0], pos.pos[1]);
                 ESM::RefId cellId = ESM::RefId::esm3ExteriorCell(exteriorCellPos.mX, exteriorCellPos.mY);
                 mWorldScene->changeToExteriorCell(cellId, pos, true);
             }
@@ -1248,7 +1248,8 @@ namespace MWWorld
         CellStore* cell = ptr.getCell();
         ESM::RefId worldspaceId
             = cell->isExterior() ? cell->getCell()->getWorldSpace() : ESM::Cell::sDefaultWorldspaceId;
-        const ESM::ExteriorCellLocation index = ESM::positionToCellIndex(position.x(), position.y(), worldspaceId);
+        const ESM::ExteriorCellLocation index
+            = ESM::positionToExteriorCellLocation(position.x(), position.y(), worldspaceId);
 
         CellStore* newCell = cell->isExterior() ? &mWorldModel.getExterior(index) : nullptr;
         bool isCellActive = getPlayerPtr().isInCell() && getPlayerPtr().getCell()->isExterior()
@@ -2047,7 +2048,7 @@ namespace MWWorld
         if (cell->isExterior())
         {
             const ESM::ExteriorCellLocation index
-                = ESM::positionToCellIndex(pos.pos[0], pos.pos[1], cell->getCell()->getWorldSpace());
+                = ESM::positionToExteriorCellLocation(pos.pos[0], pos.pos[1], cell->getCell()->getWorldSpace());
             cell = &mWorldModel.getExterior(index);
         }
 
diff --git a/apps/openmw/mwworld/worldmodel.cpp b/apps/openmw/mwworld/worldmodel.cpp
index 19110fb31a..3423cf06d1 100644
--- a/apps/openmw/mwworld/worldmodel.cpp
+++ b/apps/openmw/mwworld/worldmodel.cpp
@@ -326,7 +326,8 @@ MWWorld::CellStore& MWWorld::WorldModel::getCellByPosition(
         return *cellInSameWorldSpace;
     ESM::RefId exteriorWorldspace
         = cellInSameWorldSpace ? cellInSameWorldSpace->getCell()->getWorldSpace() : ESM::Cell::sDefaultWorldspaceId;
-    const ESM::ExteriorCellLocation cellIndex = ESM::positionToCellIndex(pos.x(), pos.y(), exteriorWorldspace);
+    const ESM::ExteriorCellLocation cellIndex
+        = ESM::positionToExteriorCellLocation(pos.x(), pos.y(), exteriorWorldspace);
 
     return getExterior(cellIndex);
 }
diff --git a/components/esm/util.hpp b/components/esm/util.hpp
index 6edf087854..ac687fea4b 100644
--- a/components/esm/util.hpp
+++ b/components/esm/util.hpp
@@ -83,7 +83,7 @@ namespace ESM
         return isEsm4Ext(worldspaceId) ? Constants::ESM4CellSizeInUnits : Constants::CellSizeInUnits;
     }
 
-    inline ESM::ExteriorCellLocation positionToCellIndex(
+    inline ESM::ExteriorCellLocation positionToExteriorCellLocation(
         float x, float y, ESM::RefId worldspaceId = ESM::Cell::sDefaultWorldspaceId)
     {
         const float cellSize = getCellSize(worldspaceId);