For reference
The International Radiotelephony Spelling Alphabet a.k.a. the NATO phonetic alphabet or ICAO phonetic alphabet.
The alphabet is listed below including the Nordic letters Æ, Ø, and Å.
A Alfa
B Bravo
C Charlie
D Delta
E Echo
F Foxtrot
G Golf
H Hotel
I India
J Juliett
K Kilo
L Lima
M Mike
N November
O Oscar
P Papa
Q Quebec
R Romeo
S Sierra
T Tango
U Uniform
V Victor
W Whiskey
X X-ray
Y Yankee
Z Zulu
Æ Ægir
Ø Ødis
Å Åse
1 One
2 Two
3 Three
4 Four
5 Five
6 Six
7 Seven
8 Eight
9 Nine
0 Zero
00 Hundred
000 Thousand
, Decimal