diff --git a/client/dictionaries/mfc_default_keys.dic b/client/dictionaries/mfc_default_keys.dic
index 11a811a9d..d54942901 100644
--- a/client/dictionaries/mfc_default_keys.dic
+++ b/client/dictionaries/mfc_default_keys.dic
@@ -873,7 +873,7 @@ F7A39753D018
 # Data from TransPert
 2031D1E57A3B
 53C11F90822A
-9189449EA24E
+9189449EA24E # SmartRider, Western Australia
 #
 # data from Github
 410B9B40B872
@@ -1091,7 +1091,7 @@ D3A297DC2698
 0F318130ED18
 114D6BE9440C
 18E3A02B5EFF
-19FC84A3784B
+19FC84A3784B # Podorozhnik, St Petersburg
 1B61B2E78C75
 22052B480D11
 3367BFAA91DB
@@ -1129,7 +1129,7 @@ C76BF71A2509
 D5524F591EED
 E328A1C7156D
 E4821A377B75
-E56AC127DD45
+E56AC127DD45 # Podorozhnik, St Petersburg
 EA0FD73CB149
 FC0001877BF7
 FD8705E721B0
@@ -1321,7 +1321,7 @@ A7FB4824ACBF
 10F3BEBC01DF
 #
 # Transportes Insular La Palma
-0172066B2F03
+0172066B2F03 # also Bonobus, Cadiz
 0000085F0000
 1A80B93F7107
 70172066B2F0
@@ -2874,7 +2874,7 @@ E5051FAB4371
 E861FDE1B59F
 E87E3554727E
 E9B376925A00
-E954024EE754
+E954024EE754 # Kazan
 FA4D2B3BAFEA
 FA8CA10C7D59
 FE98F38F3EE2
@@ -2885,7 +2885,7 @@ F654D6C7004F
 F697E87E759D
 F7A545095C49
 F833E24C3F1C
-0CD464CDC100
+0CD464CDC100 # Kazan
 0D61BA88789C
 0E726E11CFCC
 0FC4B1D2EBBA