C Service Delivery Area (SDA) - NNDSR
The Navajo Nation Department for Self Reliance (NNDSR) service delivery area (SDA) includes the following:
 
The Navajo Reservation
Areas within the city limits of the following near‑Reservation communities:
Flagstaff
Grand Canyon
Holbrook
Joseph City
Marble Canyon
Page
Snowflake
Winslow
Wapatki