English | Italiano | Interlingua

UMMOA Flag

UMMOA Geography

Geographic data

Atoll/Island Island Area
km²		 Lagoon
km²		 Coordinates

Adriatic Sea
Cyberterra 0.0 - 43°00'N 15°00'E

Northern Pacific Ocean, scattered isolated islands
Wake Island1 7.4 6 19°17'N 166°36'W
Johnston Atoll 2.52 130 16°45'N 169°31'W

Northern Pacific Ocean, Northwestern Hawaiian Islands
Midway Atoll 5.18 40 28°13'N 177°22'W

Central Pacific Ocean, Northern Line Islands
Kingman Reef 0.03 60 6°24'N 162°24'W
Palmyra Atoll 6.56 15 5°52'N 162°6'W

Central Pacific Ocean, Central Line Islands
Jarvis Island 4.45 - 0°22'S 160°03'W

Central Pacific Ocean, Northern Phoenix Islands
Baker Island 1.24 - 00°13'N 176°28'W
Howland Island 1.62 - 00°48'N 176°38'W

Caribbean Sea
Navassa Island2 5.2 - 18°24'N 075°01'W
Bajo Nuevo Bank3 0.02 155 15°53'N 078°33'W
Serranilla Bank4 0.02 1200 15°48'24''N, 079°46'00''W
United Micronations Multi-Oceanic Archipelago 34.3 1606
1 Besides being claimed by the United States, this island is disputed with the Marshall Islands.
2 Besides being claimed by the United States, this island is disputed with Haiti.
3 Besides being claimed by the United States, this island is disputed with Colombia, Jamaica, and Honduras.
4 Besides being claimed by the United States, these islands are disputed with Colombia, Jamaica, Honduras, and Nicaragua.
All islands were formerly National Wildlife Refuges (except Wake Island, Bajo Nuevo, and Serranilla).
There is no clear evidence that Wake Island ever became a National Wildlife Refuge.


Geographic Data of Subdivisions

 Atoll/Island Major Islands/Reefs
 Cyberterra (CT)
 Wake Island (WI)
  • Breastbone Island (Wake)
  • Little Kyushu Island (Wilkes)
  • Elephant Seal Island (Peale)
 Johnston Atoll (JN)
  • Little Shikoku Island (Johnston)
  • Kita Island (Akau)
  • Higashi Island (Hikina)
  • Minami Island (Sand)
 Midway Atoll (MA)
  • Little Sardinia Island (Sand)
  • Little Sicily Island (Eastern)
  • Little Elba Island (Spit)
 Kingman Reef (KR)  (3 keys)
  • Sceptre Reef (large reef)
  • Peter Reef (low eastern reef)
  • Karin Reef (low western reef)
 Palmyra Atoll (PA)  (circular string of 54 islets)
  • Tallini Island (Cooper)
  • Register Island (Strawn)
  • Mastrocinque Island (Home)
  • Saint Liliana's Island (Sand)
 Jarvis Island (JV)
 Baker Island (BK)
 Howland Island (HI)
 Navassa Island (NI)
 Bajo Nuevo Bank (BJ)  (2 reefs and keys at ends of each)
  • Royal Cay (Low Cay)
 Serranilla Bank (SB)  (circular coral bank and 3 keys)


UMMOA OPML Research Tool


UMMOA Codes

Code Atoll/Island Amateur Radio Call Sign CB Radio
Call Sign
um-ct Cyberterra IL6  
um-bj Bajo Nuevo Bank HKØ  
um-bk Baker Island KH1 260
um-hi Howland Island KH1 260
um-jn Johnston Atoll KH3 262
um-jv Jarvis Island KH5J 273
um-kr Kingman Reef KH5K 264
um-ma Midway Atoll KH4 71
um-ni Navassa Island KP1 247
um-pa Palmyra Atoll KH5  
um-sb Serranilla Bank HKØ  
um-wi Wake Island KH9 278


UMMOA Airports

ICAO (IATA)
 Airport
PBAR
 Baker Island Airport
PJON (JON)
 Johnston Island Airport - Johnston Island
PLPA
 Palmyra Airport - Palmyra Atoll - Tallini Island
PLUR
 Jarvis Airport - Jarvis Island
PMDY (MDY)
 Henderson Field (Naval Air Facility) - Little Sardinia Island
PWAK (AWK)
 Wake Island Airfield - Wake Island


UMMOA Ports

World Port Index
 Port
56325
 JOHNSTON ATOLL - Johnston Atoll
56328
 MIDWAY ISLAND - Midway Atoll
56330
 WAKE ISLAND - Wake Island
Not Listed
 WEST LAGOON - Palmyra Atoll