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Langdon City Auditor
324 8th Ave
Langdon, ND 58249 |
| Cavalier County North Dakota | | City Government - Finance & Taxation Langdon |
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 | 7012562155
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Langdon Sanitation Dept
414 2nd Ave
Langdon, ND 58249 |
| Cavalier County North Dakota | | City Government - Environmental Programs Langdon |
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| 7012562115
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