+63-54-(6970000...6979999): Naga City, Camarines Sur (CAS) Read more about +63-54-(6970000...6979999)
+63-54-(6980000...6989999): Naga City, Camarines Sur (CAS) Read more about +63-54-(6980000...6989999)
+63-54-(6990000...6999999): Naga City, Camarines Sur (CAS) Read more about +63-54-(6990000...6999999)
+63-54-(7310000...7319999): Jose Panganiban, Camarines Norte (CAN) Read more about +63-54-(7310000...7319999)
+63-54-(7430000...7439999): Santa Elena, Camarines Norte (CAN) Read more about +63-54-(7430000...7439999)
+63-54-(8110000...8119999): Naga City, Camarines Sur (CAS) Read more about +63-54-(8110000...8119999)
+63-54-(8350000...8359999): Jose Panganiban, Camarines Norte (CAN) Read more about +63-54-(8350000...8359999)