73503 Zip Code - 73501, 73502, 73503, 73505, 73506, 73507, 73558. 73503 zip code is spread between the. Web zip code 73503 is located in the county of comanche in the state of oklahoma. Find by city & state. Timezone (cst) adjacent zip codes:. Enter city and state to see all the zip codes ™ for that city. Web zip codes for lawton, oklahoma. Web zip code 73503 is located in the city of fort sill, oklahoma and covers 74.187 square miles of land area.
Timezone (cst) adjacent zip codes:. Web zip codes for lawton, oklahoma. Web zip code 73503 is located in the county of comanche in the state of oklahoma. Find by city & state. Web zip code 73503 is located in the city of fort sill, oklahoma and covers 74.187 square miles of land area. 73503 zip code is spread between the. 73501, 73502, 73503, 73505, 73506, 73507, 73558. Enter city and state to see all the zip codes ™ for that city.