Cambridge Administrative Zone

1st Letter	Country	Zone
A	Afghanistan	Zone 4
A	Aland Island	Zone 2
A	Albania	Zone 3
A	Algeria	Zone 3
A	Anborra	Zone 3
A	Angola	Zone 3
A	Anguilla	Zone 2
A	Antigua and Barbuda	Zone 2
A	Argentina	Zone 2
A	Armenia	Zone 4
A	Aruba	Zone 2
A	Ascension	Zone 3
A	Australia Adelaide Central Standard Time	Zone 5
A	Australia Eucla Central Standard Time	Zone 5
A	Australia Central Pacific Standard Time	Zone 5
A	Australia West Aus. Standard Time	Zone 5
A	Australia Eastern Standard Time	Zone 5
A	Austria	Zone 3
A	Azerbaijan	Zone 4
B	Bahamas	Zone 2
B	Bahrain	Zone 3
B	Bangladesh	Zone 4
B	Barbados	Zone 2
B	Belarus	Zone 3
B	Belgium	Zone 3
B	Belize	Zone 1
B	Benin	Zone 3
B	Bermuda	Zone 2
B	Bhutan	Zone 4
B	Bolivia	Zone 2
B	Bosnia and Herzegovina	Zone 3
B	Botswana	Zone 3
B	Brazil Central Standard Time	Zone 2
B	Brazil Mid Atlantic Standard Time	Zone 2
B	Brazil SA Pacific Standard Time	Zone 2
B	Brazil E. South America Standard Time	Zone 2
B	British Indian Ocean Territory	Zone 4
B	British Virgin Islands	Zone 2
B	Brunei	Zone 5
B	Bulgaria	Zone 3
B	Burkina Faso	Zone 3
B	Burundi	Zone 3
C	Cambodia	Zone 4
C	Cameroon	Zone 3
C	Canada Mountain Standard Time	Zone 1
C	Canada Atlantic Standard Time	Zone 2
C	Canada Eastern Standard Time	Zone 2
C	Canada Newfoundland Standard Time	Zone 2
C	Canada Pacific Standard Time	Zone 1
C	Canada Standard Time	Zone 1
C	Canary Islands	Zone 3
C	Cape Verde	Zone 2
C	Cayman Islands	Zone 1
C	Central African Republic	Zone 3
C	Chad	Zone 3
C	Chile	Zone 2
C	China Shanghai Standard Time	Zone 5
C	China Hong Kong Standard Time	Zone 5
C	China Macau SAR Standard Time	Zone 5
C	Christmas Island	Zone 4
C	Cocos keeling Islands	Zone 4
C	Columbia	Zone 1
C	Comoros	Zone 3
C	Costa	Zone 1
C	Cote d,lvoire	Zone 3
C	Croatia	Zone 3
C	Cuba	Zone 2
C	Cyprus	Zone 3
C	Czech	Zone 3
C	Congo W. Central Africa Standard Time	Zone 3
C	Congo South Africa Standard Time	Zone 3
D	Denmark	Zone 3
D	Djibouti	Zone 3
D	Dominica	Zone 2
D	Dominican	Zone 2
E	Ecuador	Zone 1
E	Egypt	Zone 3
E	EI Slvador	Zone 1
E	Equatorial	Zone 3
E	Eritrea	Zone 3
E	Estonia	Zone 3
E	Eswatini	Zone 3
E	Ethiopia	Zone 3
F	Falkland	Zone 2
F	Fareo	Zone 3
F	FS Micronesia Central Pacific Standard Time	Zone 5
F	FS Micronesia West Pacific Standard Time	Zone 5
F	Fiji,Fiji	Zone 6
F	Finland	Zone 3
F	France	Zone 3
F	French Guiana	Zone 2
F	French Polynesia	Zone 1
F	French Southern	Zone 4
G	Gabon	Zone 3
G	Gambia	Zone 3
G	Georgia	Zone 4
G	Germany	Zone 3
G	Ghana	Zone 3
G	Gibralter	Zone 3
G	Greece	Zone 3
G	Greenland Danmarkshavn	Zone 3
G	Greenland Godthab	Zone 2
G	Greenland Scoresbysund	Zone 2
G	Greenland Thule	Zone 2
G	Grenada	Zone 2
G	Guadeloupe	Zone 2
G	Guam Guam	Zone 5
G	Guatemala	Zone 1
G	Guernsy	Zone 3
G	Guinea Conarkry	Zone 3
G	Guinea Bissau	Zone 3
G	Guyana	Zone 2
H	Haiti	Zone 1
H	Honduras	Zone 1
H	Hungary	Zone 3
I	Iceland	Zone 3
I	India	Zone 4
I	Indonesia SE Asia	Zone 4
I	Indonesia Korea Stabdard Time	Zone 5
I	Indonesia Peninsula Standard Time	Zone 5
I	Iran Iran Standard Time	Zone 4
I	Iraq Arabic Standard Time	Zone 3
I	Ireland GMT Standard Time	Zone 3
I	Isle of Man	Zone 3
I	Israel	Zone 3
I	Italy	Zone 3
J	Jamaica	Zone 1
J	Japan	Zone 5
J	Jersey	Zone 3
J	Jordon	Zone 3
K	Kazakhstan Central Asia Standard Time	Zone 4
K	Kazakhstan Ekaterinburg Standard Time	Zone 4
K	Kazakhstan Fiji Standard Time	Zone 4
K	Kenya	Zone 3
K	Kiribati Enderbury Tonga Standard Time	Zone 6
K	Kiribati Kiritimati Tonga Standard Time	Zone 6
K	Kiribati Fiji Standard Time	Zone 6
K	Kuwait	Zone 3
K	Kyrgyzstan	Zone 4
L	Laos	Zone 4
L	Latvia	Zone 3
L	Lebenan	Zone 3
L	Lesotho	Zone 3
L	Liberia	Zone 3
L	Libya	Zone 3
L	Liechstenstein	Zone 3
L	Lithuania	Zone 3
L	Luxembourg	Zone 3
M	Madagascar	Zone 3
M	Malawi	Zone 3
M	Malaysia	Zone 5
M	Maldives	Zone 4
M	Mali Bamako	Zone 3
M	Malta	Zone 3
M	Marshall Islands	Zone 6
M	Martinique	Zone 2
M	Mauritania	Zone 3
M	Mauritius	Zone 4
M	Mayotte	Zone 3
M	Mexico Mountain Standard Time	Zone 1
M	Mexico Central Standard Time	Zone 1
M	Mexico Pacific Standard Time	Zone 1
M	Moldova	Zone 3
M	Moaco	Zone 3
M	Mongolia	Zone 5
M	Montenegro	Zone 3
M	Montserrat	Zone 2
M	Morocco	Zone 3
M	Mozambique	Zone 3
M	Myanmar	Zone 4
N	Nambia	Zone 3
N	Nauru	Zone 3
N	Nepal	Zone 4
N	Netherland Atlantic Standard Time	Zone 2
N	Netherland W.Europe Standard Time	Zone 3
N	New Caledonia	Zone 5
N	New Zealand Standard Time	Zone 6
N	New Zealand Fiji Standard Time	Zone 6
N	Nicaragua	Zone 1
N	Niger W.Central Africa Standard Time	Zone 3
N	Nigeria W.Central Africa Standard Time	Zone 3
N	Norfolk Pacific Standard Time	Zone 3
N	North Korea	Zone 5
N	Northern	Zone 5
N	Norway	Zone 3
O	Oman	Zone 4
P	Pakistan	Zone 4
P	Palau	Zone 5
P	Palestinian	Zone 3
P	Panama	Zone 1
P	Papua	Zone 5
P	Paraguay	Zone 2
P	Peru	Zone 1
P	Philippines	Zone 5
P	Pitcairn	Zone 1
P	Poland	Zone 3
P	Portugal	Zone 3
P	Puerto	Zone 2
Q	Qatar	Zone 3
R	Republic of Macedonia	Zone 3
R	Republic of Congo	Zone 3
R	Reunion	Zone 4
R	Romania	Zone 3
R	Russia	Zone 4
R	Rwanda	Zone 3
S	Saint Barthelemy	Zone 3
S	Saint Helena	Zone 3
S	Saint Kitts	Zone 2
S	Saint Lucia	Zone 2
S	Saint Pierre and Miquelon	Zone 2
S	Saint Vincent and the Grenadines	Zone 2
S	San Marino	Zone 3
S	Sao Tome and Principe	Zone 3
S	Saudi Arabia	Zone 3
S	Senegal	Zone 3
S	Serbia	Zone 3
S	Seychelles	Zone 4
S	Sierra	Zone 3
S	Singapore	Zone 5
S	Slovakia	Zone 3
S	Slovenia	Zone 3
S	Solomon	Zone 5
S	Somalia	Zone 3
S	South Africa	Zone 3
S	South Korea	Zone 5
S	Spain	Zone 3
S	Sri Lanka	Zone 4
S	Sudan	Zone 3
S	Suriname	Zone 2
S	Sweden	Zone 3
S	Switzerland	Zone 3
S	Syria	Zone 3
T	Taiwan	Zone 5
T	Tajikistan	Zone 4
T	Tanzania	Zone 3
T	Thailand	Zone 4
T	Timor Leste	Zone 5
T	Togo Lome	Zone 3
T	Tongatapu	Zone 6
T	Trinidad and Tobago	Zone 2
T	Tunisia	Zone 3
T	Trukiye	Zone 3
T	Turkmenistan	Zone 4
T	Turks and Caicos Island	Zone 2
T	Tuvalu	Zone 6
U	Uganda	Zone 3
U	Ukraine	Zone 3
U	United Arab Emirates	Zone 4
U	United kingdom	Zone 3
U	United States Virgin Island	Zone 2
U	United States Anchorage	Zone 1
U	United States Chicago	Zone 1
U	United States Denver	Zone 1
U	United States Los Angeles	Zone 1
U	United States New York	Zone 2
U	United States Phoenix	Zone 1
U	Uruguay	Zone 2
U	Uzbekistan	Zone 4
V	Vanuatu	Zone 5
V	Vatican	Zone 3
V	Venezuela	Zone 2
V	Viet Nam	Zone 4
W	Wallis and Futuna	Zone 6
W	Western Sahara	Zone 3
Y	Yemen	Zone 3
Z	Zambia	Zone 3
Z	Zimbabwe	Zone 3