Prefixes

ITU call sign prefix quick index

Search by prefix or region to identify licensing authorities worldwide.

Search prefixes

Partial searches match both prefix and region names.

Matches

Prefix	Region	Notes
BY/BG	China	Includes mainland districts: BA-BI military reserves and special event ranges.
BV	Taiwan	Issued by NCC; suffix indicates licence class.
JA-JS	Japan	JARL/JARD administer classes. JA-JS covers all regions.
HL	Korea	HL/DS prefixes denote Korea; D7-D9 special events.
VK	Australia	VK1–VK9 identify Australian territories.
ZL	New Zealand	ZL1–ZL8 differentiate North/South Island and territories.
K/W/N	United States	Prefixes K, W, N with numeral 0–9 indicate FCC regions.
VE/VA	Canada	VA/VE prefixes cover Canada with numeral for province.
G/M/2E	United Kingdom	G, M and 2E show legacy, full and intermediate licences.
DL	Germany	DL designates Germany under DARC oversight.
F	France	F-prefix covers mainland France; special events may use TM/TP.
I	Italy	I-prefix with numeral indicates Italian call area.
EA/EB/EC	Spain	EA/EB/EC include mainland Spain and islands.
PY/PP	Brazil	PY/PP cover Brazil; PU for entry-level licences.
LU	Argentina	LU prefix denotes Argentina; LP used for club stations.

Based on ITU allocation list; individual calls may vary for special events.