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Post Offices by County

PITTSBURG COUNTY, OKLAHOMA

ZIP Code Post Office Date Established Date Discontinued
74522 ALDERSON 03/05/1890
74524 ASHLAND 02/14/1986
74528 BLANCO
74529 BLOCKER 04/26/1905 04/17/2010
74425 CANADIAN 05/29/1873
74430 CROWDER 03/21/1902
74546 HAILEYVILLE 04/29/1901
74547 HARTSHORNE
74548 HAYWOOD 10/21/1995
74442 INDIANOLA 01/16/1891
74553 KIOWA
74554 KREBS
74560 PITTSBURG 04/02/1903
74561 QUINTON 03/28/1902
RUSSELLVILLE 09/05/1895 12/30/1933
74565 SAVANNA 05/05/1876
WEATHERS 05/14/1914 08/31/1944

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