diff --git a/django/utils/text.py b/django/utils/text.py
index c45e42ddda..f4163ac135 100644
--- a/django/utils/text.py
+++ b/django/utils/text.py
@@ -157,12 +157,12 @@ recapitalize = allow_lazy(recapitalize)
 
 def phone2numeric(phone):
     "Converts a phone number with letters into its numeric equivalent."
-    letters = re.compile(r'[A-PR-Y]', re.I)
-    char2number = lambda m: {'a': '2', 'c': '2', 'b': '2', 'e': '3',
-         'd': '3', 'g': '4', 'f': '3', 'i': '4', 'h': '4', 'k': '5',
-         'j': '5', 'm': '6', 'l': '5', 'o': '6', 'n': '6', 'p': '7',
-         's': '7', 'r': '7', 'u': '8', 't': '8', 'w': '9', 'v': '8',
-         'y': '9', 'x': '9'}.get(m.group(0).lower())
+    letters = re.compile(r'[A-Z]', re.I)
+    char2number = lambda m: {'a': '2', 'b': '2', 'c': '2', 'd': '3', 'e': '3',
+         'f': '3', 'g': '4', 'h': '4', 'i': '4', 'j': '5', 'k': '5', 'l': '5',
+         'm': '6', 'n': '6', 'o': '6', 'p': '7', 'q': '7', 'r': '7', 's': '7',
+         't': '8', 'u': '8', 'v': '8', 'w': '9', 'x': '9', 'y': '9', 'z': '9',
+        }.get(m.group(0).lower())
     return letters.sub(char2number, phone)
 phone2numeric = allow_lazy(phone2numeric)
 
diff --git a/tests/regressiontests/templates/filters.py b/tests/regressiontests/templates/filters.py
index 88266e107b..d2e8e7473b 100644
--- a/tests/regressiontests/templates/filters.py
+++ b/tests/regressiontests/templates/filters.py
@@ -257,6 +257,7 @@ def get_filter_tests():
 
         'filter-phone2numeric01': ('{{ a|phone2numeric }} {{ b|phone2numeric }}', {"a": "<1-800-call-me>", "b": mark_safe("<1-800-call-me>") }, "&lt;1-800-2255-63&gt; <1-800-2255-63>"),
         'filter-phone2numeric02': ('{% autoescape off %}{{ a|phone2numeric }} {{ b|phone2numeric }}{% endautoescape %}', {"a": "<1-800-call-me>", "b": mark_safe("<1-800-call-me>") }, "<1-800-2255-63> <1-800-2255-63>"),
+        'filter-phone2numeric03': ('{{ a|phone2numeric }}', {"a": "How razorback-jumping frogs can level six piqued gymnasts!"}, "469 729672225-5867464 37647 226 53835 749 747833 49662787!"),
 
         # Ensure iriencode keeps safe strings:
         'filter-iriencode01': ('{{ url|iriencode }}', {'url': '?test=1&me=2'}, '?test=1&amp;me=2'),