diff --git a/pyhamtools/frequency.py b/pyhamtools/frequency.py
index 51ad88b..d5375e2 100644
--- a/pyhamtools/frequency.py
+++ b/pyhamtools/frequency.py
@@ -200,7 +200,19 @@ def freq_to_band(freq):
     elif ((freq >= 47000000) and (freq <= 47200000)):
         band = 0.0063  #6,3mm
         mode = None
+    elif ((freq >= 75500000) and (freq <= 81500000)):
+        band = 0.004  #4mm
+        mode = None
+    elif ((freq >= 122250000) and (freq <= 123000000)):
+        band = 0.0025  #2.5mm
+        mode = None
+    elif ((freq >= 134000000) and (freq <= 141000000)):
+        band = 0.002  #2mm
+        mode = None
+    elif ((freq >= 241000000) and (freq <= 250000000)):
+        band = 0.001  #1mm
+        mode = None
     else:
         raise KeyError
 
-    return {"band": band, "mode": mode}
\ No newline at end of file
+    return {"band": band, "mode": mode}