Local Calling Guide
Area code/prefix search
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NPA-NXX | BLOCK | Rate Centre | Region | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|
605-405 | 9 | Arlington | SD | 907D INTERSTATE TELECOMMUNICATIONS COOPERATIVE, INC. | 640 | 2021-09-12 | ||
605-438 | A | Milbank | SD | 907D INTERSTATE TELECOMMUNICATIONS COOPERATIVE, INC. | 640 | |||
605-621 | A | Madison | SD | 907D INTERSTATE TELECOMMUNICATIONS COOPERATIVE, INC. | 640 | |||
605-621 | 9 | Madison | SD | 907D INTERSTATE TELECOMMUNICATIONS COOPERATIVE, INC. | 640 | 2023-05-04 | ||
605-954 | 9 | Watertown | SD | 907D INTERSTATE TELECOMMUNICATIONS COOPERATIVE, INC. | 640 | 2019-09-23 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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