9170 Longyearbyen
Postoffice: 9170 Longyearbyen
9171 Longyearbyen (Postbox)
Mer informasjon om Longyearbyens posthistorie finner du her:
For more info on post office 9170 Longyearbyen, please check:
http://home.online.no/~polar-ps/maplyb.html
For covers cancelled/postmarked 9170/9171 Longyearbyen look at:
http://www.mamut.net/controls/shop/default.asp?wwwalias=polarpost&addproduct=S018&count=0&gba=1