Reduce the list. Postcodes starting with:

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Postcodes (94 items):
2840-001 (1)
2840-002 (1)
2840-003 (1)
2840-004 (1)
2840-005 (1)
2840-006 (1)
2840-007 (1)
2840-008 (1)
2840-009 (1)
2840-011 (1)
2840-012 (1)
2840-013 (1)
2840-014 (1)
2840-015 (1)
2840-016 (1)
2840-017 (1)
2840-018 (1)
2840-019 (1)
2840-020 (1)
2840-021 (1)
2840-022 (1)
2840-023 (2)
2840-024 (1)
2840-025 (1)
2840-026 (1)
2840-027 (1)
2840-028 (1)
2840-029 (1)
2840-030 (1)
2840-031 (1)
2840-032 (1)
2840-033 (1)
2840-034 (1)
2840-035 (1)
2840-036 (1)
2840-037 (1)
2840-038 (1)
2840-039 (1)
2840-040 (1)
2840-041 (1)
2840-042 (1)
2840-043 (1)
2840-044 (1)
2840-045 (1)
2840-046 (1)
2840-047 (1)
2840-048 (1)
2840-049 (1)
2840-050 (1)
2840-051 (1)
2840-052 (1)
2840-053 (1)
2840-054 (1)
2840-055 (1)
2840-056 (1)
2840-057 (1)
2840-058 (1)
2840-059 (1)
2840-060 (1)
2840-061 (1)
2840-062 (1)
2840-063 (1)
2840-064 (1)
2840-065 (1)
2840-066 (1)
2840-068 (1)
2840-069 (1)
2840-070 (1)
2840-071 (1)
2840-072 (1)
2840-073 (1)
2840-074 (1)
2840-075 (1)
2840-076 (1)
2840-078 (1)
2840-079 (1)
2840-080 (1)
2840-081 (1)
2840-082 (1)
2840-083 (1)
2840-084 (1)
2840-085 (1)
2840-086 (1)
2840-087 (1)
2840-088 (1)
2840-089 (1)
2840-090 (1)
2840-091 (1)
2840-092 (1)
2840-095 (1)
2840-096 (1)
2840-097 (1)
2840-098 (1)
2840-099 (1)