+63-55-(5720000...5729999): Balangkayan, Eastern Samar (EAS) Read more about +63-55-(5720000...5729999)
+63-55-(5750000...5759999): General Macarthur, Eastern Samar (EAS) Read more about +63-55-(5750000...5759999)
+63-55-(5760000...5769999): Quinapondan, Eastern Samar (EAS) Read more about +63-55-(5760000...5769999)
+63-55-(5780000...5789999): Balangiga, Eastern Samar (EAS) Read more about +63-55-(5780000...5789999)
+63-55-(8550000...8559999): Borongan City, Eastern Samar (EAS) Read more about +63-55-(8550000...8559999)