diff --git a/src/user/ticket/use.tsx b/src/user/ticket/use.tsx
index d02e892..4ea2a4d 100644
--- a/src/user/ticket/use.tsx
+++ b/src/user/ticket/use.tsx
@@ -81,6 +81,8 @@ const OrderConfirm = () => {
   const [deliveryRangeChecking, setDeliveryRangeChecking] = useState(false)
   const deliveryRangeCheckingRef = useRef(false)
   const [inDeliveryRange, setInDeliveryRange] = useState<boolean | undefined>(undefined)
+  // Prevent using stale `inDeliveryRange` from a previous address when user switches addresses.
+  const [deliveryRangeCheckedAddressId, setDeliveryRangeCheckedAddressId] = useState<number | undefined>(undefined)
 
   const router = Taro.getCurrentInstance().router;
   const goodsId = router?.params?.goodsId;
@@ -264,6 +266,7 @@ const OrderConfirm = () => {
       const p = await getCheckPoint()
       const ok = await isPointInFence(p)
       setInDeliveryRange(ok)
+      setDeliveryRangeCheckedAddressId(address?.id)
       if (!ok) {
         Taro.showToast({ title: '不在配送范围内，暂不支持下单', icon: 'none' })
       }
@@ -271,6 +274,7 @@ const OrderConfirm = () => {
     } catch (e: any) {
       console.error('配送范围校验失败:', e)
       setInDeliveryRange(undefined)
+      setDeliveryRangeCheckedAddressId(undefined)
       // Note: we validate by address coords only; no GPS permission prompt here.
 
       Taro.showToast({ title: e?.message || '配送范围校验失败，请稍后重试', icon: 'none' })
@@ -654,26 +658,33 @@ const OrderConfirm = () => {
     ;(async () => {
       if (!address?.id) {
         setInDeliveryRange(undefined)
+        setDeliveryRangeCheckedAddressId(undefined)
         return
       }
       const p = parseLngLatFromText(`${address?.lng || ''},${address?.lat || ''}`)
       if (!p) {
         // Cannot validate without address coords -> treat as out of range to block ordering.
         setInDeliveryRange(false)
+        setDeliveryRangeCheckedAddressId(address.id)
         return
       }
       // Avoid keeping stale state from previous address while we validate this one.
       setInDeliveryRange(undefined)
+      setDeliveryRangeCheckedAddressId(undefined)
       let ok = true
       try {
         ok = await isPointInFence(p)
       } catch (_e) {
         // Pre-check is best-effort; don't block UI here.
-        if (!cancelled) setInDeliveryRange(undefined)
+        if (!cancelled) {
+          setInDeliveryRange(undefined)
+          setDeliveryRangeCheckedAddressId(undefined)
+        }
         return
       }
       if (cancelled) return
       setInDeliveryRange(ok)
+      setDeliveryRangeCheckedAddressId(address.id)
     })()
     return () => {
       cancelled = true
@@ -686,11 +697,12 @@ const OrderConfirm = () => {
   useEffect(() => {
     const id = address?.id
     if (!id) return
+    if (deliveryRangeCheckedAddressId !== id) return
     if (inDeliveryRange !== false) return
     if (outOfRangePromptedAddressIdRef.current === id) return
     outOfRangePromptedAddressIdRef.current = id
     Taro.showToast({ title: addressHasCoords ? '该地址不在配送范围，请更换围栏内地址' : '该地址缺少定位，请在地址里选择地图定位后重试', icon: 'none' })
-  }, [address?.id, addressHasCoords, inDeliveryRange])
+  }, [address?.id, addressHasCoords, deliveryRangeCheckedAddressId, inDeliveryRange])
 
   // When tickets/stock change, clamp quantity into [0..maxQuantity].
   useEffect(() => {
@@ -1049,7 +1061,7 @@ const OrderConfirm = () => {
 	                    deliveryRangeChecking ||
                       !address?.id ||
                       !addressHasCoords ||
-	                    inDeliveryRange === false ||
+	                    (deliveryRangeCheckedAddressId === address?.id && inDeliveryRange === false) ||
 	                    availableTicketTotal <= 0 ||
 	                    !canStartOrder
 	                  }
@@ -1057,7 +1069,16 @@ const OrderConfirm = () => {
 	                >
                   {deliveryRangeChecking
                     ? '校验配送范围...'
-                    : (!address?.id ? '请选择地址' : (!addressHasCoords ? '地址缺少定位' : (inDeliveryRange === false ? '不在配送范围' : (submitLoading ? '提交中...' : '立即提交'))))
+                    : (!address?.id
+                      ? '请选择地址'
+                      : (!addressHasCoords
+                        ? '地址缺少定位'
+                        : ((deliveryRangeCheckedAddressId === address?.id && inDeliveryRange === false)
+                          ? '不在配送范围'
+                          : (submitLoading ? '提交中...' : '立即提交')
+                        )
+                      )
+                    )
                   }
                 </Button>
               )}