Reverse Wherigo Now Listen To Me Geocacher
Try a sample:

Enter each 6-digit code. Replace unknown digits with ?. B3 and C3 (3rd digit of codes B & C) are structural dummies — feel free to wildcard them.

0 wildcards · ~1 combination
Enter codes above and press Solve.
# Code A Code B Code C Alg Coordinate (DDM) Distance
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