diff --git a/tclcheck_allfull.py b/tclcheck_allfull.py
index 6911d0b..3b4d86a 100644
--- a/tclcheck_allfull.py
+++ b/tclcheck_allfull.py
@@ -22,12 +22,13 @@ dpdesc = """
     """
 dp = tcllib.argparser.DefaultParser(__file__, dpdesc)
 dp.add_argument("-p", "--prd", help="CU Reference # to filter scan results", dest="tocheck", nargs="?", default=None, metavar="PRD")
+dp.add_argument("-l", "--local", help="Force using local database", dest="local", action="store_true", default=False)
 args = dp.parse_args(sys.argv[1:])
 
 prdcheck = "" if args.tocheck is None else args.tocheck
 
 print("Loading list of devices.")
-prds = devlist.get_devicelist()
+prds = devlist.get_devicelist(local=args.local)
 
 print("List of latest FULL firmware by PRD:")
 
diff --git a/tclcheck_allota.py b/tclcheck_allota.py
index 6636750..bb04bc1 100644
--- a/tclcheck_allota.py
+++ b/tclcheck_allota.py
@@ -23,6 +23,7 @@ dpdesc = """
 dp = tcllib.argparser.DefaultParser(__file__, dpdesc)
 dp.add_argument("forcever", help="Initial software version to check for OTA updates, e.g. AAM481", nargs="?", default=None)
 dp.add_argument("-p", "--prd", help="CU Reference # to filter scan results", dest="tocheck", nargs="?", default=None, metavar="PRD")
+dp.add_argument("-l", "--local", help="Force using local database", dest="local", action="store_true", default=False)
 args = dp.parse_args(sys.argv[1:])
 
 if args.forcever is not None:
@@ -33,7 +34,7 @@ else:
 prdcheck = "" if args.tocheck is None else args.tocheck
 
 print("Loading list of devices.")
-prds = devlist.get_devicelist()
+prds = devlist.get_devicelist(local=args.local)
 
 print("List of latest OTA firmware{} by PRD:".format(force_ver_text))
 
diff --git a/tclcheck_findprd.py b/tclcheck_findprd.py
index 8e066f3..46950e4 100755
--- a/tclcheck_findprd.py
+++ b/tclcheck_findprd.py
@@ -27,6 +27,7 @@ dp = tcllib.argparser.DefaultParser(__file__, dpdesc)
 dp.add_argument("tocheck", help="CU Reference # to filter scan results", nargs="?", default=None)
 dp.add_argument("-f", "--floor", help="Beginning of scan range", dest="floor", nargs="?", type=int, default=0)
 dp.add_argument("-c", "--ceiling", help="End of scan range", dest="ceiling", nargs="?", type=int, default=999)
+dp.add_argument("-l", "--local", help="Force using local database", dest="local", action="store_true", default=False)
 args = dp.parse_args(sys.argv[1:])
 
 floor = args.floor
@@ -36,7 +37,7 @@ if ceiling < floor:
     raise SystemExit
 
 print("Loading list of devices...", end="", flush=True)
-prd_db = devlist.get_devicelist()
+prd_db = devlist.get_devicelist(local=args.local)
 print(" OK")
 
 print("Valid PRDs not already in database:")
diff --git a/tclcheck_findprd2.py b/tclcheck_findprd2.py
index 423110c..194d0ec 100644
--- a/tclcheck_findprd2.py
+++ b/tclcheck_findprd2.py
@@ -28,6 +28,7 @@ dpdesc = """
 dp = tcllib.argparser.DefaultParser(__file__, dpdesc)
 dp.add_argument("floor", nargs="?", help="Model number to start with", type=int, default=63116)
 dp.add_argument("ceiling", nargs="?", help="Model number to end with", type=int, default=99999)
+dp.add_argument("-l", "--local", help="Force using local database", dest="local", action="store_true", default=False)
 args = dp.parse_args(sys.argv[1:])
 
 floor = args.floor
@@ -37,7 +38,7 @@ if ceiling < floor:
     raise SystemExit
 
 print("Loading list of known devices...", end="", flush=True)
-prd_db = devlist.get_devicelist()
+prd_db = devlist.get_devicelist(local=args.local)
 print(" OK")
 
 print("Valid PRDs not already in database:")
diff --git a/tcllib/devlist.py b/tcllib/devlist.py
index 75dbaa0..2a31a31 100644
--- a/tcllib/devlist.py
+++ b/tcllib/devlist.py
@@ -33,10 +33,13 @@ def load_local_devicelist():
         return None, True
 
 
-def get_devicelist(force=False, output_diff=True):
+def get_devicelist(force=False, output_diff=True, local=False):
     """Return device list from saved database."""
     old_prds, need_download = load_local_devicelist()
 
+    if local:
+        return old_prds
+
     if need_download or force:
         prds_json = requests.get(DEVICELIST_URL).text
         with open(DEVICELIST_FILE, "wt") as dlfile: