diff --git a/services/course-information/src/main/java/edu/uga/devdogs/course_information/controller/CourseInfoController.java b/services/course-information/src/main/java/edu/uga/devdogs/course_information/controller/CourseInfoController.java
index 3ec4965e..b1e06239 100644
--- a/services/course-information/src/main/java/edu/uga/devdogs/course_information/controller/CourseInfoController.java
+++ b/services/course-information/src/main/java/edu/uga/devdogs/course_information/controller/CourseInfoController.java
@@ -359,7 +359,7 @@ public ResponseEntity<Integer> getNumProfessorRatings(String lname, String fname
     /**
      * Returns a list of recommended CRNS given paramters.
      *
-     * @param inputCourseCrns Potentials CRNs for a schedule
+     * @param inputCourseNumbers Potential course numbers for a schedule
      * @param gapDay Day of the week to leave open
      * @param prefStartTime Preferred start time for the schedule
      * @param prefEndTime Preferred end time for the schedule
@@ -379,11 +379,11 @@ public ResponseEntity<Integer> getNumProfessorRatings(String lname, String fname
     })
     @GetMapping("/get-recommended-schedules")
     @Tag(name="course-information")
-    public ResponseEntity<List<List<Integer>>> getRecommendedSchedules(List<Integer> inputCourseCrns, String gapDay, int prefStartTime, int prefEndTime, boolean showFilledClasses,
+    public ResponseEntity<List<List<Integer>>> getRecommendedSchedules(List<String> inputCourseNumbers, String gapDay, int prefStartTime, int prefEndTime, boolean showFilledClasses,
     List<Integer> excludedCourseCrns, List<Integer> excludedSectionCrns, String inputCampus, int minCreditHours, int maxCreditHours, boolean walking) {
         try {
             // Returns a list of recommended schedules based on input parameters
-            List<List<Integer>> recommendedSchedules = courseInformationService.getRecommendedSchedules(inputCourseCrns, gapDay, prefStartTime, prefEndTime, showFilledClasses,
+            List<List<Integer>> recommendedSchedules = courseInformationService.getRecommendedSchedules(inputCourseNumbers, gapDay, prefStartTime, prefEndTime, showFilledClasses,
                     excludedCourseCrns, excludedSectionCrns, inputCampus, minCreditHours, maxCreditHours, walking);
 
             // Return the section if found
diff --git a/services/course-information/src/main/java/edu/uga/devdogs/course_information/service/CourseInformationService.java b/services/course-information/src/main/java/edu/uga/devdogs/course_information/service/CourseInformationService.java
index 95261515..28e1dd36 100644
--- a/services/course-information/src/main/java/edu/uga/devdogs/course_information/service/CourseInformationService.java
+++ b/services/course-information/src/main/java/edu/uga/devdogs/course_information/service/CourseInformationService.java
@@ -318,7 +318,7 @@ public double getLongitude(String buildingCode) {
         throw new BuildingNotFoundException();
     }
 
-    public List<List<Integer>> getRecommendedSchedules(List<Integer> inputCourseCrns, String gapDay, int prefStartTime, int prefEndTime, boolean showFilledClasses,
+    public List<List<Integer>> getRecommendedSchedules(List<String> inputCourseNumbers, String gapDay, int prefStartTime, int prefEndTime, boolean showFilledClasses,
                                                        List<Integer> excludedCourseCrns, List<Integer> excludedSectionCrns, String inputCampus, int minCreditHours, int maxCreditHours, boolean walking) {
         Set<edu.uga.devdogs.course_information.Algorithm.records.Course> inputCourses = new HashSet<>();
 
@@ -332,6 +332,41 @@ public List<List<Integer>> getRecommendedSchedules(List<Integer> inputCourseCrns
 
         List<edu.uga.devdogs.course_information.Algorithm.records.Course> excludedCourses = new ArrayList<>();
 
+        // Building input courses list from given course numbers
+
+        for (String fullCourseNumber : inputCourseNumbers) {
+            String subject = fullCourseNumber.substring(0, 4);
+            String courseNumber = fullCourseNumber.substring(4);
+            Course course = courseRepository.findBySubjectAndCourseNumber(subject, courseNumber);
+
+            List<Section> sections = new ArrayList<>();
+
+            for (CourseSection courseSection : course.getCourseSections()) {
+                int crn = courseSection.getCrn();
+                String profLastName = courseSection.getInstructor();
+                float rating = professorRepository.findByLastName(profLastName).getAverageRating();
+                edu.uga.devdogs.course_information.Algorithm.records.Professor professor = new edu.uga.devdogs.course_information.Algorithm.records.Professor(profLastName, rating);
+
+                List<Class> classes = new ArrayList<>();
+
+                for (ClassEntity classEntity : courseSection.getClasses()) {
+                    String daysString = classEntity.getDays();
+                    List<DayOfWeek> daysList = new ArrayList<>();
+                    for (int i = 0; i < daysString.length(); i++) {
+                        daysList.add(BruteForceUtil.daySwitch(daysString.substring(i, i + 1)));
+                    }
+                    LocalTime startTime = classEntity.getStartTime();
+                    LocalTime endTime = classEntity.getEndTime();
+                    String buildingName = classEntity.getBuilding().getName();
+                    String campus = classEntity.getCampus();
+                    String buildingNumber = String.valueOf(classEntity.getBuilding().getBuildingCode());
+                    classes.add(new Class(crn, daysList, startTime, endTime, buildingName, campus, buildingNumber));
+                }
+                sections.add(new Section(courseNumber, crn, professor, classes));
+            }
+            inputCourses.add(new edu.uga.devdogs.course_information.Algorithm.records.Course(courseNumber, sections));
+        }
+
         //building excluded courses list from given crns
 
         for (Integer crn : excludedCourseCrns) {