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Southeast Area 3

1. Austin, Texas, United States Postal Service Zip Code is 78742 (Southeast Area 3) [SourcePSZ]
2. Baton Rouge, Louisiana, United States Postal Service Zip Code is 70810 (Southeast Area 3) [SourcePSZ]
3. Tulsa, Oklahoma, United States Postal Service Zip Code is 74134 (Southeast Area 3) [SourcePSZ]