There are 2 Post Offices in Sentinel, Oklahoma, serving a population of 876 people in an area of 1 square miles. There is 1 Post Office per 438 people, and 1 Post Office per square mile.
In Oklahoma, Sentinel is ranked 295th of 815 cities in Post Offices per capita, and 151st of 815 cities in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Sentinel Post Offices.
US Post Office 312 East Main Street Sentinel, OK
United States Postal Service 312 East Main Street Sentinel, OK Mailing Service, Postal Services