Hammaps
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World grid squares map (Atlantic centered)
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World grid squares map (Pacific centered)
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World grid squares map (plain colored)
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Japan grid squares map
Calculate Grid Square
Longitude
Latitude
178E-180E
176E-178E
174E-176E
172E-174E
170E-172E
168E-170E
166E-168E
164E-166E
162E-164E
160E-162E
158E-160E
156E-158E
154E-156E
152E-154E
150E-152E
148E-150E
146E-148E
144E-146E
142E-144E
140E-142E
138E-140E
136E-138E
134E-136E
132E-134E
130E-132E
128E-130E
126E-128E
124E-126E
122E-124E
120E-122E
118E-120E
116E-118E
114E-116E
112E-114E
110E-112E
108E-110E
106E-108E
104E-106E
102E-104E
100E-102E
98E-100E
96E-98E
94E-96E
92E-94E
90E-92E
88E-90E
86E-88E
84E-86E
82E-84E
80E-82E
78E-80E
76E-78E
74E-76E
72E-74E
70E-72E
68E-70E
66E-68E
64E-66E
62E-64E
60E-62E
58E-60E
56E-58E
54E-56E
52E-54E
50E-52E
48E-50E
46E-48E
44E-46E
42E-44E
40E-42E
38E-40E
36E-38E
34E-36E
32E-34E
30E-32E
28E-30E
26E-28E
24E-26E
22E-24E
20E-22E
18E-20E
16E-18E
14E-16E
12E-14E
10E-12E
8E-10E
6E-8E
4E-6E
2E-4E
0E-2E
2W-0W
4W-2W
6W-4W
8W-6W
10W-8W
12W-10W
14W-12W
16W-14W
18W-16W
20W-18W
22W-20W
24W-22W
26W-24W
28W-26W
30W-28W
32W-30W
34W-32W
36W-34W
38W-36W
40W-38W
42W-40W
44W-42W
46W-44W
48W-46W
50W-48W
52W-50W
54W-52W
56W-54W
58W-56W
60W-58W
62W-60W
64W-62W
66W-64W
68W-66W
70W-68W
72W-70W
74W-72W
76W-74W
78W-76W
80W-78W
82W-80W
84W-82W
86W-84W
88W-86W
90W-88W
92W-90W
94W-92W
96W-94W
98W-96W
100W-98W
102W-100W
104W-102W
106W-104W
108W-106W
110W-108W
112W-110W
114W-112W
116W-114W
118W-116W
120W-118W
122W-120W
124W-122W
126W-124W
128W-126W
130W-128W
132W-130W
134W-132W
136W-134W
138W-136W
140W-138W
142W-140W
144W-142W
146W-144W
148W-146W
150W-148W
152W-150W
154W-152W
156W-154W
158W-156W
160W-158W
162W-160W
164W-162W
166W-164W
168W-166W
170W-168W
172W-170W
174W-172W
176W-174W
178W-176W
180W-178W
89N-90N
88N-89N
87N-88N
86N-87N
85N-86N
84N-85N
83N-84N
82N-83N
81N-82N
80N-81N
79N-80N
78N-79N
77N-78N
76N-77N
75N-76N
74N-75N
73N-74N
72N-73N
71N-72N
70N-71N
69N-70N
68N-69N
67N-68N
66N-67N
65N-66N
64N-65N
63N-64N
62N-63N
61N-62N
60N-61N
59N-60N
58N-59N
57N-58N
56N-57N
55N-56N
54N-55N
53N-54N
52N-53N
51N-52N
50N-51N
49N-50N
48N-49N
47N-48N
46N-47N
45N-46N
44N-45N
43N-44N
42N-43N
41N-42N
40N-41N
39N-40N
38N-39N
37N-38N
36N-37N
35N-36N
34N-35N
33N-34N
32N-33N
31N-32N
30N-31N
29N-30N
28N-29N
27N-28N
26N-27N
25N-26N
24N-25N
23N-24N
22N-23N
21N-22N
20N-21N
19N-20N
18N-19N
17N-18N
16N-17N
15N-16N
14N-15N
13N-14N
12N-13N
11N-12N
10N-11N
9N-10N
8N-9N
7N-8N
6N-7N
5N-6N
4N-5N
3N-4N
2N-3N
1N-2N
0N-1N
1S-0S
2S-1S
3S-2S
4S-3S
5S-4S
6S-5S
7S-6S
8S-7S
9S-8S
10S-9S
11S-10S
12S-11S
13S-12S
14S-13S
15S-14S
16S-15S
17S-16S
18S-17S
19S-18S
20S-19S
21S-20S
22S-21S
23S-22S
24S-23S
25S-24S
26S-25S
27S-26S
28S-27S
29S-28S
30S-29S
31S-30S
32S-31S
33S-32S
34S-33S
35S-34S
36S-35S
37S-36S
38S-37S
39S-38S
40S-39S
41S-40S
42S-41S
43S-42S
44S-43S
45S-44S
46S-45S
47S-46S
48S-47S
49S-48S
50S-49S
51S-50S
52S-51S
53S-52S
54S-53S
55S-54S
56S-55S
57S-56S
58S-57S
59S-58S
60S-59S
61S-60S
62S-61S
63S-62S
64S-63S
65S-64S
66S-65S
67S-66S
68S-67S
69S-68S
70S-69S
71S-70S
72S-71S
73S-72S
74S-73S
75S-74S
76S-75S
77S-76S
78S-77S
79S-78S
80S-79S
81S-80S
82S-81S
83S-82S
84S-83S
85S-84S
86S-85S
87S-86S
88S-87S
89S-88S
90S-89S