Gjennomsnittlig GPS-koordinater for postnummer 1377: 13.951, 121.158
Notering byer:
>> Domestic Airport P.O. - P.O. Box Nos. 1200 to 1299 1377, GPS-koordinater: 13.9508,121.1579
Notering byer:
>> Domestic Airport P.O. - P.O. Box Nos. 1200 to 1299 1377, GPS-koordinater: 13.9508,121.1579